diff options
132 files changed, 2009 insertions, 805 deletions
diff --git a/drivers/net/atl1e/atl1e.h b/drivers/net/atl1e/atl1e.h index ba48220..490d3b3 100644 --- a/drivers/net/atl1e/atl1e.h +++ b/drivers/net/atl1e/atl1e.h @@ -377,10 +377,19 @@ struct atl1e_hw { */ struct atl1e_tx_buffer { struct sk_buff *skb; + u16 flags; +#define ATL1E_TX_PCIMAP_SINGLE 0x0001 +#define ATL1E_TX_PCIMAP_PAGE 0x0002 +#define ATL1E_TX_PCIMAP_TYPE_MASK 0x0003 u16 length; dma_addr_t dma; }; +#define ATL1E_SET_PCIMAP_TYPE(tx_buff, type) do { \ + ((tx_buff)->flags) &= ~ATL1E_TX_PCIMAP_TYPE_MASK; \ + ((tx_buff)->flags) |= (type); \ + } while (0) + struct atl1e_rx_page { dma_addr_t dma; /* receive rage DMA address */ u8 *addr; /* receive rage virtual address */ diff --git a/drivers/net/atl1e/atl1e_main.c b/drivers/net/atl1e/atl1e_main.c index 69b830f..955da73 100644 --- a/drivers/net/atl1e/atl1e_main.c +++ b/drivers/net/atl1e/atl1e_main.c @@ -635,7 +635,11 @@ static void atl1e_clean_tx_ring(struct atl1e_adapter *adapter) for (index = 0; index < ring_count; index++) { tx_buffer = &tx_ring->tx_buffer[index]; if (tx_buffer->dma) { - pci_unmap_page(pdev, tx_buffer->dma, + if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE) + pci_unmap_single(pdev, tx_buffer->dma, + tx_buffer->length, PCI_DMA_TODEVICE); + else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE) + pci_unmap_page(pdev, tx_buffer->dma, tx_buffer->length, PCI_DMA_TODEVICE); tx_buffer->dma = 0; } @@ -1220,7 +1224,11 @@ static bool atl1e_clean_tx_irq(struct atl1e_adapter *adapter) while (next_to_clean != hw_next_to_clean) { tx_buffer = &tx_ring->tx_buffer[next_to_clean]; if (tx_buffer->dma) { - pci_unmap_page(adapter->pdev, tx_buffer->dma, + if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE) + pci_unmap_single(adapter->pdev, tx_buffer->dma, + tx_buffer->length, PCI_DMA_TODEVICE); + else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE) + pci_unmap_page(adapter->pdev, tx_buffer->dma, tx_buffer->length, PCI_DMA_TODEVICE); tx_buffer->dma = 0; } @@ -1741,6 +1749,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, tx_buffer->length = map_len; tx_buffer->dma = pci_map_single(adapter->pdev, skb->data, hdr_len, PCI_DMA_TODEVICE); + ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE); mapped_len += map_len; use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma); use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) | @@ -1766,6 +1775,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, tx_buffer->dma = pci_map_single(adapter->pdev, skb->data + mapped_len, map_len, PCI_DMA_TODEVICE); + ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE); mapped_len += map_len; use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma); use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) | @@ -1801,6 +1811,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter, (i * MAX_TX_BUF_LEN), tx_buffer->length, PCI_DMA_TODEVICE); + ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE); use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma); use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) | ((cpu_to_le32(tx_buffer->length) & diff --git a/drivers/net/b44.c b/drivers/net/b44.c index 0189dcd..e046943 100644 --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -847,23 +847,22 @@ static int b44_poll(struct napi_struct *napi, int budget) { struct b44 *bp = container_of(napi, struct b44, napi); int work_done; + unsigned long flags; - spin_lock_irq(&bp->lock); + spin_lock_irqsave(&bp->lock, flags); if (bp->istat & (ISTAT_TX | ISTAT_TO)) { /* spin_lock(&bp->tx_lock); */ b44_tx(bp); /* spin_unlock(&bp->tx_lock); */ } - spin_unlock_irq(&bp->lock); + spin_unlock_irqrestore(&bp->lock, flags); work_done = 0; if (bp->istat & ISTAT_RX) work_done += b44_rx(bp, budget); if (bp->istat & ISTAT_ERRORS) { - unsigned long flags; - spin_lock_irqsave(&bp->lock, flags); b44_halt(bp); b44_init_rings(bp); diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h index 13b72ce..684c6fe 100644 --- a/drivers/net/benet/be.h +++ b/drivers/net/benet/be.h @@ -362,5 +362,6 @@ static inline u8 is_udp_pkt(struct sk_buff *skb) extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm, u16 num_popped); extern void be_link_status_update(struct be_adapter *adapter, bool link_up); +extern void netdev_stats_update(struct be_adapter *adapter); extern int be_load_fw(struct be_adapter *adapter, u8 *func); #endif /* BE_H */ diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c index 1db0924..3dd76c4 100644 --- a/drivers/net/benet/be_cmds.c +++ b/drivers/net/benet/be_cmds.c @@ -59,15 +59,22 @@ static int be_mcc_compl_process(struct be_adapter *adapter, compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) & CQE_STATUS_COMPL_MASK; - if (compl_status != MCC_STATUS_SUCCESS) { + if (compl_status == MCC_STATUS_SUCCESS) { + if (compl->tag0 == OPCODE_ETH_GET_STATISTICS) { + struct be_cmd_resp_get_stats *resp = + adapter->stats.cmd.va; + be_dws_le_to_cpu(&resp->hw_stats, + sizeof(resp->hw_stats)); + netdev_stats_update(adapter); + } + } else if (compl_status != MCC_STATUS_NOT_SUPPORTED) { extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) & CQE_STATUS_EXTD_MASK; dev_warn(&adapter->pdev->dev, "Error in cmd completion: status(compl/extd)=%d/%d\n", compl_status, extd_status); - return -1; } - return 0; + return compl_status; } /* Link state evt is a string of bytes; no need for endian swapping */ @@ -97,10 +104,10 @@ static struct be_mcc_compl *be_mcc_compl_get(struct be_adapter *adapter) return NULL; } -void be_process_mcc(struct be_adapter *adapter) +int be_process_mcc(struct be_adapter *adapter) { struct be_mcc_compl *compl; - int num = 0; + int num = 0, status = 0; spin_lock_bh(&adapter->mcc_cq_lock); while ((compl = be_mcc_compl_get(adapter))) { @@ -111,38 +118,47 @@ void be_process_mcc(struct be_adapter *adapter) /* Interpret compl as a async link evt */ be_async_link_state_process(adapter, (struct be_async_event_link_state *) compl); - } else { - be_mcc_compl_process(adapter, compl); - atomic_dec(&adapter->mcc_obj.q.used); + } else if (compl->flags & CQE_FLAGS_COMPLETED_MASK) { + status = be_mcc_compl_process(adapter, compl); + atomic_dec(&adapter->mcc_obj.q.used); } be_mcc_compl_use(compl); num++; } + if (num) be_cq_notify(adapter, adapter->mcc_obj.cq.id, true, num); + spin_unlock_bh(&adapter->mcc_cq_lock); + return status; } /* Wait till no more pending mcc requests are present */ -static void be_mcc_wait_compl(struct be_adapter *adapter) +static int be_mcc_wait_compl(struct be_adapter *adapter) { -#define mcc_timeout 50000 /* 5s timeout */ - int i; +#define mcc_timeout 120000 /* 12s timeout */ + int i, status; for (i = 0; i < mcc_timeout; i++) { - be_process_mcc(adapter); + status = be_process_mcc(adapter); + if (status) + return status; + if (atomic_read(&adapter->mcc_obj.q.used) == 0) break; udelay(100); } - if (i == mcc_timeout) + if (i == mcc_timeout) { dev_err(&adapter->pdev->dev, "mccq poll timed out\n"); + return -1; + } + return 0; } /* Notify MCC requests and wait for completion */ -static void be_mcc_notify_wait(struct be_adapter *adapter) +static int be_mcc_notify_wait(struct be_adapter *adapter) { be_mcc_notify(adapter); - be_mcc_wait_compl(adapter); + return be_mcc_wait_compl(adapter); } static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db) @@ -173,7 +189,7 @@ static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db) * Insert the mailbox address into the doorbell in two steps * Polls on the mbox doorbell till a command completion (or a timeout) occurs */ -static int be_mbox_notify(struct be_adapter *adapter) +static int be_mbox_notify_wait(struct be_adapter *adapter) { int status; u32 val = 0; @@ -182,8 +198,6 @@ static int be_mbox_notify(struct be_adapter *adapter) struct be_mcc_mailbox *mbox = mbox_mem->va; struct be_mcc_compl *compl = &mbox->compl; - memset(compl, 0, sizeof(*compl)); - val |= MPU_MAILBOX_DB_HI_MASK; /* at bits 2 - 31 place mbox dma addr msb bits 34 - 63 */ val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2; @@ -310,34 +324,40 @@ static u32 eq_delay_to_mult(u32 usec_delay) return multiplier; } -static inline struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem) +static inline struct be_mcc_wrb *wrb_from_mbox(struct be_adapter *adapter) { - return &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb; + struct be_dma_mem *mbox_mem = &adapter->mbox_mem; + struct be_mcc_wrb *wrb + = &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb; + memset(wrb, 0, sizeof(*wrb)); + return wrb; } -static inline struct be_mcc_wrb *wrb_from_mcc(struct be_queue_info *mccq) +static struct be_mcc_wrb *wrb_from_mccq(struct be_adapter *adapter) { - struct be_mcc_wrb *wrb = NULL; - if (atomic_read(&mccq->used) < mccq->len) { - wrb = queue_head_node(mccq); - queue_head_inc(mccq); - atomic_inc(&mccq->used); - memset(wrb, 0, sizeof(*wrb)); - } + struct be_queue_info *mccq = &adapter->mcc_obj.q; + struct be_mcc_wrb *wrb; + + BUG_ON(atomic_read(&mccq->used) >= mccq->len); + wrb = queue_head_node(mccq); + queue_head_inc(mccq); + atomic_inc(&mccq->used); + memset(wrb, 0, sizeof(*wrb)); return wrb; } int be_cmd_eq_create(struct be_adapter *adapter, struct be_queue_info *eq, int eq_delay) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_eq_create *req = embedded_payload(wrb); - struct be_cmd_resp_eq_create *resp = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_eq_create *req; struct be_dma_mem *q_mem = &eq->dma_mem; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -359,25 +379,29 @@ int be_cmd_eq_create(struct be_adapter *adapter, be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { + struct be_cmd_resp_eq_create *resp = embedded_payload(wrb); eq->id = le16_to_cpu(resp->eq_id); eq->created = true; } + spin_unlock(&adapter->mbox_lock); return status; } +/* Uses mbox */ int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr, u8 type, bool permanent, u32 if_handle) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_mac_query *req = embedded_payload(wrb); - struct be_cmd_resp_mac_query *resp = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_mac_query *req; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -388,27 +412,32 @@ int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr, if (permanent) { req->permanent = 1; } else { - req->if_id = cpu_to_le16((u16)if_handle); + req->if_id = cpu_to_le16((u16) if_handle); req->permanent = 0; } - status = be_mbox_notify(adapter); - if (!status) + status = be_mbox_notify_wait(adapter); + if (!status) { + struct be_cmd_resp_mac_query *resp = embedded_payload(wrb); memcpy(mac_addr, resp->mac.addr, ETH_ALEN); + } spin_unlock(&adapter->mbox_lock); return status; } +/* Uses synchronous MCCQ */ int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, u32 if_id, u32 *pmac_id) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_pmac_add *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_pmac_add *req; int status; - spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -418,24 +447,27 @@ int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, req->if_id = cpu_to_le32(if_id); memcpy(req->mac_address, mac_addr, ETH_ALEN); - status = be_mbox_notify(adapter); + status = be_mcc_notify_wait(adapter); if (!status) { struct be_cmd_resp_pmac_add *resp = embedded_payload(wrb); *pmac_id = le32_to_cpu(resp->pmac_id); } - spin_unlock(&adapter->mbox_lock); + spin_unlock_bh(&adapter->mcc_lock); return status; } +/* Uses synchronous MCCQ */ int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_pmac_del *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_pmac_del *req; int status; - spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -445,25 +477,29 @@ int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id) req->if_id = cpu_to_le32(if_id); req->pmac_id = cpu_to_le32(pmac_id); - status = be_mbox_notify(adapter); - spin_unlock(&adapter->mbox_lock); + status = be_mcc_notify_wait(adapter); + + spin_unlock_bh(&adapter->mcc_lock); return status; } +/* Uses Mbox */ int be_cmd_cq_create(struct be_adapter *adapter, struct be_queue_info *cq, struct be_queue_info *eq, bool sol_evts, bool no_delay, int coalesce_wm) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_cq_create *req = embedded_payload(wrb); - struct be_cmd_resp_cq_create *resp = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_cq_create *req; struct be_dma_mem *q_mem = &cq->dma_mem; - void *ctxt = &req->context; + void *ctxt; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); + ctxt = &req->context; be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -486,11 +522,13 @@ int be_cmd_cq_create(struct be_adapter *adapter, be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { + struct be_cmd_resp_cq_create *resp = embedded_payload(wrb); cq->id = le16_to_cpu(resp->cq_id); cq->created = true; } + spin_unlock(&adapter->mbox_lock); return status; @@ -508,14 +546,17 @@ int be_cmd_mccq_create(struct be_adapter *adapter, struct be_queue_info *mccq, struct be_queue_info *cq) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_mcc_create *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_mcc_create *req; struct be_dma_mem *q_mem = &mccq->dma_mem; - void *ctxt = &req->context; + void *ctxt; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); + ctxt = &req->context; be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -534,7 +575,7 @@ int be_cmd_mccq_create(struct be_adapter *adapter, be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb); mccq->id = le16_to_cpu(resp->id); @@ -549,15 +590,17 @@ int be_cmd_txq_create(struct be_adapter *adapter, struct be_queue_info *txq, struct be_queue_info *cq) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_eth_tx_create *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_eth_tx_create *req; struct be_dma_mem *q_mem = &txq->dma_mem; - void *ctxt = &req->context; + void *ctxt; int status; - u32 len_encoded; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); + ctxt = &req->context; be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -568,10 +611,8 @@ int be_cmd_txq_create(struct be_adapter *adapter, req->ulp_num = BE_ULP1_NUM; req->type = BE_ETH_TX_RING_TYPE_STANDARD; - len_encoded = fls(txq->len); /* log2(len) + 1 */ - if (len_encoded == 16) - len_encoded = 0; - AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt, len_encoded); + AMAP_SET_BITS(struct amap_tx_context, tx_ring_size, ctxt, + be_encoded_q_len(txq->len)); AMAP_SET_BITS(struct amap_tx_context, pci_func_id, ctxt, be_pci_func(adapter)); AMAP_SET_BITS(struct amap_tx_context, ctx_valid, ctxt, 1); @@ -581,28 +622,32 @@ int be_cmd_txq_create(struct be_adapter *adapter, be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { struct be_cmd_resp_eth_tx_create *resp = embedded_payload(wrb); txq->id = le16_to_cpu(resp->cid); txq->created = true; } + spin_unlock(&adapter->mbox_lock); return status; } +/* Uses mbox */ int be_cmd_rxq_create(struct be_adapter *adapter, struct be_queue_info *rxq, u16 cq_id, u16 frag_size, u16 max_frame_size, u32 if_id, u32 rss) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_eth_rx_create *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_eth_rx_create *req; struct be_dma_mem *q_mem = &rxq->dma_mem; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -617,29 +662,34 @@ int be_cmd_rxq_create(struct be_adapter *adapter, req->max_frame_size = cpu_to_le16(max_frame_size); req->rss_queue = cpu_to_le32(rss); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { struct be_cmd_resp_eth_rx_create *resp = embedded_payload(wrb); rxq->id = le16_to_cpu(resp->id); rxq->created = true; } + spin_unlock(&adapter->mbox_lock); return status; } -/* Generic destroyer function for all types of queues */ +/* Generic destroyer function for all types of queues + * Uses Mbox + */ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q, int queue_type) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_q_destroy *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_q_destroy *req; u8 subsys = 0, opcode = 0; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); + be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); switch (queue_type) { @@ -669,23 +719,27 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q, be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req)); req->id = cpu_to_le16(q->id); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); spin_unlock(&adapter->mbox_lock); return status; } -/* Create an rx filtering policy configuration on an i/f */ +/* Create an rx filtering policy configuration on an i/f + * Uses mbox + */ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac, bool pmac_invalid, u32 *if_handle, u32 *pmac_id) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_if_create *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_if_create *req; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -694,10 +748,11 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac, req->capability_flags = cpu_to_le32(flags); req->enable_flags = cpu_to_le32(flags); + req->pmac_invalid = pmac_invalid; if (!pmac_invalid) memcpy(req->mac_addr, mac, ETH_ALEN); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { struct be_cmd_resp_if_create *resp = embedded_payload(wrb); *if_handle = le32_to_cpu(resp->interface_id); @@ -709,14 +764,17 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac, return status; } +/* Uses mbox */ int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_if_destroy *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_if_destroy *req; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -724,7 +782,8 @@ int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id) OPCODE_COMMON_NTWK_INTERFACE_DESTROY, sizeof(*req)); req->interface_id = cpu_to_le32(interface_id); - status = be_mbox_notify(adapter); + + status = be_mbox_notify_wait(adapter); spin_unlock(&adapter->mbox_lock); @@ -733,20 +792,22 @@ int be_cmd_if_destroy(struct be_adapter *adapter, u32 interface_id) /* Get stats is a non embedded command: the request is not embedded inside * WRB but is a separate dma memory block + * Uses asynchronous MCC */ int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_get_stats *req = nonemb_cmd->va; - struct be_sge *sge = nonembedded_sgl(wrb); - int status; + struct be_mcc_wrb *wrb; + struct be_cmd_req_get_stats *req; + struct be_sge *sge; - spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + spin_lock_bh(&adapter->mcc_lock); - memset(req, 0, sizeof(*req)); + wrb = wrb_from_mccq(adapter); + req = nonemb_cmd->va; + sge = nonembedded_sgl(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1); + wrb->tag0 = OPCODE_ETH_GET_STATISTICS; be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ETH, OPCODE_ETH_GET_STATISTICS, sizeof(*req)); @@ -754,59 +815,61 @@ int be_cmd_get_stats(struct be_adapter *adapter, struct be_dma_mem *nonemb_cmd) sge->pa_lo = cpu_to_le32(nonemb_cmd->dma & 0xFFFFFFFF); sge->len = cpu_to_le32(nonemb_cmd->size); - status = be_mbox_notify(adapter); - if (!status) { - struct be_cmd_resp_get_stats *resp = nonemb_cmd->va; - be_dws_le_to_cpu(&resp->hw_stats, sizeof(resp->hw_stats)); - } + be_mcc_notify(adapter); - spin_unlock(&adapter->mbox_lock); - return status; + spin_unlock_bh(&adapter->mcc_lock); + return 0; } +/* Uses synchronous mcc */ int be_cmd_link_status_query(struct be_adapter *adapter, bool *link_up) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_link_status *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_link_status *req; int status; - spin_lock(&adapter->mbox_lock); + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); *link_up = false; - memset(wrb, 0, sizeof(*wrb)); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, OPCODE_COMMON_NTWK_LINK_STATUS_QUERY, sizeof(*req)); - status = be_mbox_notify(adapter); + status = be_mcc_notify_wait(adapter); if (!status) { struct be_cmd_resp_link_status *resp = embedded_payload(wrb); if (resp->mac_speed != PHY_LINK_SPEED_ZERO) *link_up = true; } - spin_unlock(&adapter->mbox_lock); + spin_unlock_bh(&adapter->mcc_lock); return status; } +/* Uses Mbox */ int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_get_fw_version *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_get_fw_version *req; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, OPCODE_COMMON_GET_FW_VERSION, sizeof(*req)); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { struct be_cmd_resp_get_fw_version *resp = embedded_payload(wrb); strncpy(fw_ver, resp->firmware_version_string, FW_VER_LEN); @@ -816,15 +879,18 @@ int be_cmd_get_fw_ver(struct be_adapter *adapter, char *fw_ver) return status; } -/* set the EQ delay interval of an EQ to specified value */ +/* set the EQ delay interval of an EQ to specified value + * Uses async mcc + */ int be_cmd_modify_eqd(struct be_adapter *adapter, u32 eq_id, u32 eqd) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_modify_eq_delay *req = embedded_payload(wrb); - int status; + struct be_mcc_wrb *wrb; + struct be_cmd_req_modify_eq_delay *req; - spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -836,21 +902,24 @@ int be_cmd_modify_eqd(struct be_adapter *adapter, u32 eq_id, u32 eqd) req->delay[0].phase = 0; req->delay[0].delay_multiplier = cpu_to_le32(eqd); - status = be_mbox_notify(adapter); + be_mcc_notify(adapter); - spin_unlock(&adapter->mbox_lock); - return status; + spin_unlock_bh(&adapter->mcc_lock); + return 0; } +/* Uses sycnhronous mcc */ int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array, u32 num, bool untagged, bool promiscuous) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_vlan_config *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_vlan_config *req; int status; - spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -866,23 +935,24 @@ int be_cmd_vlan_config(struct be_adapter *adapter, u32 if_id, u16 *vtag_array, req->num_vlan * sizeof(vtag_array[0])); } - status = be_mbox_notify(adapter); + status = be_mcc_notify_wait(adapter); - spin_unlock(&adapter->mbox_lock); + spin_unlock_bh(&adapter->mcc_lock); return status; } -/* Use MCC for this command as it may be called in BH context */ +/* Uses MCC for this command as it may be called in BH context + * Uses synchronous mcc + */ int be_cmd_promiscuous_config(struct be_adapter *adapter, u8 port_num, bool en) { struct be_mcc_wrb *wrb; struct be_cmd_req_promiscuous_config *req; + int status; spin_lock_bh(&adapter->mcc_lock); - wrb = wrb_from_mcc(&adapter->mcc_obj.q); - BUG_ON(!wrb); - + wrb = wrb_from_mccq(adapter); req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -895,14 +965,14 @@ int be_cmd_promiscuous_config(struct be_adapter *adapter, u8 port_num, bool en) else req->port0_promiscuous = en; - be_mcc_notify_wait(adapter); + status = be_mcc_notify_wait(adapter); spin_unlock_bh(&adapter->mcc_lock); - return 0; + return status; } /* - * Use MCC for this command as it may be called in BH context + * Uses MCC for this command as it may be called in BH context * (mc == NULL) => multicast promiscous */ int be_cmd_multicast_set(struct be_adapter *adapter, u32 if_id, @@ -914,9 +984,7 @@ int be_cmd_multicast_set(struct be_adapter *adapter, u32 if_id, spin_lock_bh(&adapter->mcc_lock); - wrb = wrb_from_mcc(&adapter->mcc_obj.q); - BUG_ON(!wrb); - + wrb = wrb_from_mccq(adapter); req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -944,15 +1012,17 @@ int be_cmd_multicast_set(struct be_adapter *adapter, u32 if_id, return 0; } +/* Uses synchrounous mcc */ int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_set_flow_control *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_set_flow_control *req; int status; - spin_lock(&adapter->mbox_lock); + spin_lock_bh(&adapter->mcc_lock); - memset(wrb, 0, sizeof(*wrb)); + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); @@ -962,28 +1032,30 @@ int be_cmd_set_flow_control(struct be_adapter *adapter, u32 tx_fc, u32 rx_fc) req->tx_flow_control = cpu_to_le16((u16)tx_fc); req->rx_flow_control = cpu_to_le16((u16)rx_fc); - status = be_mbox_notify(adapter); + status = be_mcc_notify_wait(adapter); - spin_unlock(&adapter->mbox_lock); + spin_unlock_bh(&adapter->mcc_lock); return status; } +/* Uses sycn mcc */ int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_get_flow_control *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_get_flow_control *req; int status; - spin_lock(&adapter->mbox_lock); + spin_lock_bh(&adapter->mcc_lock); - memset(wrb, 0, sizeof(*wrb)); + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, OPCODE_COMMON_GET_FLOW_CONTROL, sizeof(*req)); - status = be_mbox_notify(adapter); + status = be_mcc_notify_wait(adapter); if (!status) { struct be_cmd_resp_get_flow_control *resp = embedded_payload(wrb); @@ -991,26 +1063,28 @@ int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc) *rx_fc = le16_to_cpu(resp->rx_flow_control); } - spin_unlock(&adapter->mbox_lock); + spin_unlock_bh(&adapter->mcc_lock); return status; } +/* Uses mbox */ int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_query_fw_cfg *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_query_fw_cfg *req; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req)); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); if (!status) { struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb); *port_num = le32_to_cpu(resp->phys_port); @@ -1020,22 +1094,24 @@ int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num) return status; } +/* Uses mbox */ int be_cmd_reset_function(struct be_adapter *adapter) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); - struct be_cmd_req_hdr *req = embedded_payload(wrb); + struct be_mcc_wrb *wrb; + struct be_cmd_req_hdr *req; int status; spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + wrb = wrb_from_mbox(adapter); + req = embedded_payload(wrb); be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0); be_cmd_hdr_prepare(req, CMD_SUBSYSTEM_COMMON, OPCODE_COMMON_FUNCTION_RESET, sizeof(*req)); - status = be_mbox_notify(adapter); + status = be_mbox_notify_wait(adapter); spin_unlock(&adapter->mbox_lock); return status; @@ -1044,13 +1120,17 @@ int be_cmd_reset_function(struct be_adapter *adapter) int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, u32 flash_type, u32 flash_opcode, u32 buf_size) { - struct be_mcc_wrb *wrb = wrb_from_mbox(&adapter->mbox_mem); + struct be_mcc_wrb *wrb; struct be_cmd_write_flashrom *req = cmd->va; - struct be_sge *sge = nonembedded_sgl(wrb); + struct be_sge *sge; int status; - spin_lock(&adapter->mbox_lock); - memset(wrb, 0, sizeof(*wrb)); + spin_lock_bh(&adapter->mcc_lock); + + wrb = wrb_from_mccq(adapter); + req = embedded_payload(wrb); + sge = nonembedded_sgl(wrb); + be_wrb_hdr_prepare(wrb, cmd->size, false, 1); be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, @@ -1063,8 +1143,8 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, req->params.op_code = cpu_to_le32(flash_opcode); req->params.data_buf_size = cpu_to_le32(buf_size); - status = be_mbox_notify(adapter); + status = be_mcc_notify_wait(adapter); - spin_unlock(&adapter->mbox_lock); + spin_unlock_bh(&adapter->mcc_lock); return status; } diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h index fd7028e..93e432f 100644 --- a/drivers/net/benet/be_cmds.h +++ b/drivers/net/benet/be_cmds.h @@ -61,7 +61,8 @@ enum { /* The command is completing because the queue was getting flushed */ MCC_STATUS_QUEUE_FLUSHING = 0x4, /* The command is completing with a DMA error */ - MCC_STATUS_DMA_FAILED = 0x5 + MCC_STATUS_DMA_FAILED = 0x5, + MCC_STATUS_NOT_SUPPORTED = 0x66 }; #define CQE_STATUS_COMPL_MASK 0xFFFF @@ -761,7 +762,7 @@ extern int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc); extern int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num); extern int be_cmd_reset_function(struct be_adapter *adapter); -extern void be_process_mcc(struct be_adapter *adapter); +extern int be_process_mcc(struct be_adapter *adapter); extern int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd, u32 flash_oper, u32 flash_opcode, u32 buf_size); diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index ce11bba..409cf05 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -135,7 +135,7 @@ static int be_mac_addr_set(struct net_device *netdev, void *p) return status; } -static void netdev_stats_update(struct be_adapter *adapter) +void netdev_stats_update(struct be_adapter *adapter) { struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va); struct be_rxf_stats *rxf_stats = &hw_stats->rxf; @@ -431,8 +431,7 @@ static int make_tx_wrbs(struct be_adapter *adapter, } static netdev_tx_t be_xmit(struct sk_buff *skb, - struct net_device *netdev) - + struct net_device *netdev) { struct be_adapter *adapter = netdev_priv(netdev); struct be_tx_obj *tx_obj = &adapter->tx_obj; @@ -490,11 +489,11 @@ static int be_change_mtu(struct net_device *netdev, int new_mtu) * program them in BE. If more than BE_NUM_VLANS_SUPPORTED are configured, * set the BE in promiscuous VLAN mode. */ -static void be_vid_config(struct net_device *netdev) +static int be_vid_config(struct be_adapter *adapter) { - struct be_adapter *adapter = netdev_priv(netdev); u16 vtag[BE_NUM_VLANS_SUPPORTED]; u16 ntags = 0, i; + int status; if (adapter->num_vlans <= BE_NUM_VLANS_SUPPORTED) { /* Construct VLAN Table to give to HW */ @@ -504,12 +503,13 @@ static void be_vid_config(struct net_device *netdev) ntags++; } } - be_cmd_vlan_config(adapter, adapter->if_handle, - vtag, ntags, 1, 0); + status = be_cmd_vlan_config(adapter, adapter->if_handle, + vtag, ntags, 1, 0); } else { - be_cmd_vlan_config(adapter, adapter->if_handle, - NULL, 0, 1, 1); + status = be_cmd_vlan_config(adapter, adapter->if_handle, + NULL, 0, 1, 1); } + return status; } static void be_vlan_register(struct net_device *netdev, struct vlan_group *grp) @@ -532,7 +532,7 @@ static void be_vlan_add_vid(struct net_device *netdev, u16 vid) adapter->num_vlans++; adapter->vlan_tag[vid] = 1; - be_vid_config(netdev); + be_vid_config(adapter); } static void be_vlan_rem_vid(struct net_device *netdev, u16 vid) @@ -543,7 +543,7 @@ static void be_vlan_rem_vid(struct net_device *netdev, u16 vid) adapter->vlan_tag[vid] = 0; vlan_group_set_device(adapter->vlan_grp, vid, NULL); - be_vid_config(netdev); + be_vid_config(adapter); } static void be_set_multicast_list(struct net_device *netdev) @@ -1444,12 +1444,8 @@ static void be_worker(struct work_struct *work) { struct be_adapter *adapter = container_of(work, struct be_adapter, work.work); - int status; - /* Get Stats */ - status = be_cmd_get_stats(adapter, &adapter->stats.cmd); - if (!status) - netdev_stats_update(adapter); + be_cmd_get_stats(adapter, &adapter->stats.cmd); /* Set EQ delay */ be_rx_eqd_update(adapter); @@ -1622,11 +1618,6 @@ static int be_setup(struct be_adapter *adapter) if (status != 0) goto do_none; - be_vid_config(netdev); - - status = be_cmd_set_flow_control(adapter, true, true); - if (status != 0) - goto if_destroy; status = be_tx_queues_create(adapter); if (status != 0) @@ -1640,8 +1631,17 @@ static int be_setup(struct be_adapter *adapter) if (status != 0) goto rx_qs_destroy; + status = be_vid_config(adapter); + if (status != 0) + goto mccqs_destroy; + + status = be_cmd_set_flow_control(adapter, true, true); + if (status != 0) + goto mccqs_destroy; return 0; +mccqs_destroy: + be_mcc_queues_destroy(adapter); rx_qs_destroy: be_rx_queues_destroy(adapter); tx_qs_destroy: diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index a7e731f..69c5b15 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -1093,15 +1093,8 @@ static struct slave *bond_find_best_slave(struct bonding *bond) return NULL; /* still no slave, return NULL */ } - /* - * first try the primary link; if arping, a link must tx/rx - * traffic before it can be considered the curr_active_slave. - * also, we would skip slaves between the curr_active_slave - * and primary_slave that may be up and able to arp - */ if ((bond->primary_slave) && - (!bond->params.arp_interval) && - (IS_UP(bond->primary_slave->dev))) { + bond->primary_slave->link == BOND_LINK_UP) { new_active = bond->primary_slave; } @@ -1109,15 +1102,14 @@ static struct slave *bond_find_best_slave(struct bonding *bond) old_active = new_active; bond_for_each_slave_from(bond, new_active, i, old_active) { - if (IS_UP(new_active->dev)) { - if (new_active->link == BOND_LINK_UP) { - return new_active; - } else if (new_active->link == BOND_LINK_BACK) { - /* link up, but waiting for stabilization */ - if (new_active->delay < mintime) { - mintime = new_active->delay; - bestslave = new_active; - } + if (new_active->link == BOND_LINK_UP) { + return new_active; + } else if (new_active->link == BOND_LINK_BACK && + IS_UP(new_active->dev)) { + /* link up, but waiting for stabilization */ + if (new_active->delay < mintime) { + mintime = new_active->delay; + bestslave = new_active; } } } @@ -1211,7 +1203,7 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active) write_unlock_bh(&bond->curr_slave_lock); read_unlock(&bond->lock); - netdev_bonding_change(bond->dev); + netdev_bonding_change(bond->dev, NETDEV_BONDING_FAILOVER); read_lock(&bond->lock); write_lock_bh(&bond->curr_slave_lock); @@ -1469,14 +1461,17 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev) */ if (bond->slave_cnt == 0) { if (bond_dev->type != slave_dev->type) { - dev_close(bond_dev); pr_debug("%s: change device type from %d to %d\n", bond_dev->name, bond_dev->type, slave_dev->type); + + netdev_bonding_change(bond_dev, NETDEV_BONDING_OLDTYPE); + if (slave_dev->type != ARPHRD_ETHER) bond_setup_by_slave(bond_dev, slave_dev); else ether_setup(bond_dev); - dev_open(bond_dev); + + netdev_bonding_change(bond_dev, NETDEV_BONDING_NEWTYPE); } } else if (bond_dev->type != slave_dev->type) { pr_err(DRV_NAME ": %s ether type (%d) is different " @@ -2929,18 +2924,6 @@ static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks) } } - read_lock(&bond->curr_slave_lock); - - /* - * Trigger a commit if the primary option setting has changed. - */ - if (bond->primary_slave && - (bond->primary_slave != bond->curr_active_slave) && - (bond->primary_slave->link == BOND_LINK_UP)) - commit++; - - read_unlock(&bond->curr_slave_lock); - return commit; } @@ -2961,90 +2944,58 @@ static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks) continue; case BOND_LINK_UP: - write_lock_bh(&bond->curr_slave_lock); - - if (!bond->curr_active_slave && - time_before_eq(jiffies, dev_trans_start(slave->dev) + - delta_in_ticks)) { + if ((!bond->curr_active_slave && + time_before_eq(jiffies, + dev_trans_start(slave->dev) + + delta_in_ticks)) || + bond->curr_active_slave != slave) { slave->link = BOND_LINK_UP; - bond_change_active_slave(bond, slave); bond->current_arp_slave = NULL; pr_info(DRV_NAME - ": %s: %s is up and now the " - "active interface\n", - bond->dev->name, slave->dev->name); - - } else if (bond->curr_active_slave != slave) { - /* this slave has just come up but we - * already have a current slave; this can - * also happen if bond_enslave adds a new - * slave that is up while we are searching - * for a new slave - */ - slave->link = BOND_LINK_UP; - bond_set_slave_inactive_flags(slave); - bond->current_arp_slave = NULL; + ": %s: link status definitely " + "up for interface %s.\n", + bond->dev->name, slave->dev->name); - pr_info(DRV_NAME - ": %s: backup interface %s is now up\n", - bond->dev->name, slave->dev->name); - } + if (!bond->curr_active_slave || + (slave == bond->primary_slave)) + goto do_failover; - write_unlock_bh(&bond->curr_slave_lock); + } - break; + continue; case BOND_LINK_DOWN: if (slave->link_failure_count < UINT_MAX) slave->link_failure_count++; slave->link = BOND_LINK_DOWN; + bond_set_slave_inactive_flags(slave); - if (slave == bond->curr_active_slave) { - pr_info(DRV_NAME - ": %s: link status down for active " - "interface %s, disabling it\n", - bond->dev->name, slave->dev->name); - - bond_set_slave_inactive_flags(slave); - - write_lock_bh(&bond->curr_slave_lock); - - bond_select_active_slave(bond); - if (bond->curr_active_slave) - bond->curr_active_slave->jiffies = - jiffies; - - write_unlock_bh(&bond->curr_slave_lock); + pr_info(DRV_NAME + ": %s: link status definitely down for " + "interface %s, disabling it\n", + bond->dev->name, slave->dev->name); + if (slave == bond->curr_active_slave) { bond->current_arp_slave = NULL; - - } else if (slave->state == BOND_STATE_BACKUP) { - pr_info(DRV_NAME - ": %s: backup interface %s is now down\n", - bond->dev->name, slave->dev->name); - - bond_set_slave_inactive_flags(slave); + goto do_failover; } - break; + + continue; default: pr_err(DRV_NAME ": %s: impossible: new_link %d on slave %s\n", bond->dev->name, slave->new_link, slave->dev->name); + continue; } - } - /* - * No race with changes to primary via sysfs, as we hold rtnl. - */ - if (bond->primary_slave && - (bond->primary_slave != bond->curr_active_slave) && - (bond->primary_slave->link == BOND_LINK_UP)) { +do_failover: + ASSERT_RTNL(); write_lock_bh(&bond->curr_slave_lock); - bond_change_active_slave(bond, bond->primary_slave); + bond_select_active_slave(bond); write_unlock_bh(&bond->curr_slave_lock); } diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c index 6971f6c..80ac5631 100644 --- a/drivers/net/can/vcan.c +++ b/drivers/net/can/vcan.c @@ -80,7 +80,7 @@ static void vcan_rx(struct sk_buff *skb, struct net_device *dev) skb->dev = dev; skb->ip_summed = CHECKSUM_UNNECESSARY; - netif_rx(skb); + netif_rx_ni(skb); } static netdev_tx_t vcan_tx(struct sk_buff *skb, struct net_device *dev) diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c index 6158c0f..f8f5772 100644 --- a/drivers/net/igb/e1000_82575.c +++ b/drivers/net/igb/e1000_82575.c @@ -49,11 +49,10 @@ static s32 igb_read_phy_reg_sgmii_82575(struct e1000_hw *, u32, u16 *); static s32 igb_reset_hw_82575(struct e1000_hw *); static s32 igb_set_d0_lplu_state_82575(struct e1000_hw *, bool); static s32 igb_setup_copper_link_82575(struct e1000_hw *); -static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *); +static s32 igb_setup_serdes_link_82575(struct e1000_hw *); static s32 igb_write_phy_reg_sgmii_82575(struct e1000_hw *, u32, u16); static void igb_clear_hw_cntrs_82575(struct e1000_hw *); static s32 igb_acquire_swfw_sync_82575(struct e1000_hw *, u16); -static void igb_configure_pcs_link_82575(struct e1000_hw *); static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *, u16 *, u16 *); static s32 igb_get_phy_id_82575(struct e1000_hw *); @@ -105,16 +104,20 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw) dev_spec->sgmii_active = false; ctrl_ext = rd32(E1000_CTRL_EXT); - if ((ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK) == - E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES) { - hw->phy.media_type = e1000_media_type_internal_serdes; - ctrl_ext |= E1000_CTRL_I2C_ENA; - } else if (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_SGMII) { + switch (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK) { + case E1000_CTRL_EXT_LINK_MODE_SGMII: dev_spec->sgmii_active = true; ctrl_ext |= E1000_CTRL_I2C_ENA; - } else { + break; + case E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES: + hw->phy.media_type = e1000_media_type_internal_serdes; + ctrl_ext |= E1000_CTRL_I2C_ENA; + break; + default: ctrl_ext &= ~E1000_CTRL_I2C_ENA; + break; } + wr32(E1000_CTRL_EXT, ctrl_ext); /* Set mta register count */ @@ -134,7 +137,7 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw) mac->ops.setup_physical_interface = (hw->phy.media_type == e1000_media_type_copper) ? igb_setup_copper_link_82575 - : igb_setup_fiber_serdes_link_82575; + : igb_setup_serdes_link_82575; /* NVM initialization */ eecd = rd32(E1000_EECD); @@ -379,6 +382,7 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw) struct e1000_phy_info *phy = &hw->phy; s32 ret_val = 0; u16 phy_id; + u32 ctrl_ext; /* * For SGMII PHYs, we try the list of possible addresses until @@ -393,6 +397,12 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw) goto out; } + /* Power on sgmii phy if it is disabled */ + ctrl_ext = rd32(E1000_CTRL_EXT); + wr32(E1000_CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_SDP3_DATA); + wrfl(); + msleep(300); + /* * The address field in the I2CCMD register is 3 bits and 0 is invalid. * Therefore, we need to test 1-7 @@ -418,9 +428,12 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw) phy->addr = 0; ret_val = -E1000_ERR_PHY; goto out; + } else { + ret_val = igb_get_phy_id(hw); } - ret_val = igb_get_phy_id(hw); + /* restore previous sfp cage power state */ + wr32(E1000_CTRL_EXT, ctrl_ext); out: return ret_val; @@ -766,17 +779,18 @@ static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed, } /** - * igb_shutdown_fiber_serdes_link_82575 - Remove link during power down + * igb_shutdown_serdes_link_82575 - Remove link during power down * @hw: pointer to the HW structure * * In the case of fiber serdes, shut down optics and PCS on driver unload * when management pass thru is not enabled. **/ -void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw) +void igb_shutdown_serdes_link_82575(struct e1000_hw *hw) { u32 reg; - if (hw->phy.media_type != e1000_media_type_internal_serdes) + if (hw->phy.media_type != e1000_media_type_internal_serdes || + igb_sgmii_active_82575(hw)) return; /* if the management interface is not enabled, then power down */ @@ -788,7 +802,7 @@ void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw) /* shutdown the laser */ reg = rd32(E1000_CTRL_EXT); - reg |= E1000_CTRL_EXT_SDP7_DATA; + reg |= E1000_CTRL_EXT_SDP3_DATA; wr32(E1000_CTRL_EXT, reg); /* flush the write to verify completion */ @@ -927,6 +941,17 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw) ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX); wr32(E1000_CTRL, ctrl); + ret_val = igb_setup_serdes_link_82575(hw); + if (ret_val) + goto out; + + if (igb_sgmii_active_82575(hw) && !hw->phy.reset_disable) { + ret_val = hw->phy.ops.reset(hw); + if (ret_val) { + hw_dbg("Error resetting the PHY.\n"); + goto out; + } + } switch (hw->phy.type) { case e1000_phy_m88: ret_val = igb_copper_link_setup_m88(hw); @@ -963,8 +988,6 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw) } } - igb_configure_pcs_link_82575(hw); - /* * Check link status. Wait up to 100 microseconds for link to become * valid. @@ -987,14 +1010,18 @@ out: } /** - * igb_setup_fiber_serdes_link_82575 - Setup link for fiber/serdes + * igb_setup_serdes_link_82575 - Setup link for fiber/serdes * @hw: pointer to the HW structure * * Configures speed and duplex for fiber and serdes links. **/ -static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw) +static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw) { - u32 reg; + u32 ctrl_reg, reg; + + if ((hw->phy.media_type != e1000_media_type_internal_serdes) && + !igb_sgmii_active_82575(hw)) + return 0; /* * On the 82575, SerDes loopback mode persists until it is @@ -1004,26 +1031,38 @@ static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw) */ wr32(E1000_SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK); - /* Force link up, set 1gb, set both sw defined pins */ - reg = rd32(E1000_CTRL); - reg |= E1000_CTRL_SLU | - E1000_CTRL_SPD_1000 | - E1000_CTRL_FRCSPD | - E1000_CTRL_SWDPIN0 | - E1000_CTRL_SWDPIN1; - wr32(E1000_CTRL, reg); - - /* Power on phy for 82576 fiber adapters */ - if (hw->mac.type == e1000_82576) { - reg = rd32(E1000_CTRL_EXT); - reg &= ~E1000_CTRL_EXT_SDP7_DATA; - wr32(E1000_CTRL_EXT, reg); + /* power on the sfp cage if present */ + reg = rd32(E1000_CTRL_EXT); + reg &= ~E1000_CTRL_EXT_SDP3_DATA; + wr32(E1000_CTRL_EXT, reg); + + ctrl_reg = rd32(E1000_CTRL); + ctrl_reg |= E1000_CTRL_SLU; + + if (hw->mac.type == e1000_82575 || hw->mac.type == e1000_82576) { + /* set both sw defined pins */ + ctrl_reg |= E1000_CTRL_SWDPIN0 | E1000_CTRL_SWDPIN1; + + /* Set switch control to serdes energy detect */ + reg = rd32(E1000_CONNSW); + reg |= E1000_CONNSW_ENRGSRC; + wr32(E1000_CONNSW, reg); + } + + reg = rd32(E1000_PCS_LCTL); + + if (igb_sgmii_active_82575(hw)) { + /* allow time for SFP cage to power up phy */ + msleep(300); + + /* AN time out should be disabled for SGMII mode */ + reg &= ~(E1000_PCS_LCTL_AN_TIMEOUT); + } else { + ctrl_reg |= E1000_CTRL_SPD_1000 | E1000_CTRL_FRCSPD | + E1000_CTRL_FD | E1000_CTRL_FRCDPX; } - /* Set switch control to serdes energy detect */ - reg = rd32(E1000_CONNSW); - reg |= E1000_CONNSW_ENRGSRC; - wr32(E1000_CONNSW, reg); + wr32(E1000_CTRL, ctrl_reg); /* * New SerDes mode allows for forcing speed or autonegotiating speed @@ -1031,12 +1070,21 @@ static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw) * mode that will be compatible with older link partners and switches. * However, both are supported by the hardware and some drivers/tools. */ - reg = rd32(E1000_PCS_LCTL); reg &= ~(E1000_PCS_LCTL_AN_ENABLE | E1000_PCS_LCTL_FLV_LINK_UP | E1000_PCS_LCTL_FSD | E1000_PCS_LCTL_FORCE_LINK); - if (hw->mac.autoneg) { + /* + * We force flow control to prevent the CTRL register values from being + * overwritten by the autonegotiated flow control values + */ + reg |= E1000_PCS_LCTL_FORCE_FCTRL; + + /* + * we always set sgmii to autoneg since it is the phy that will be + * forcing the link and the serdes is just a go-between + */ + if (hw->mac.autoneg || igb_sgmii_active_82575(hw)) { /* Set PCS register for autoneg */ reg |= E1000_PCS_LCTL_FSV_1000 | /* Force 1000 */ E1000_PCS_LCTL_FDV_FULL | /* SerDes Full duplex */ @@ -1053,75 +1101,12 @@ static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw) hw_dbg("Configuring Forced Link; PCS_LCTL = 0x%08X\n", reg); } - if (hw->mac.type == e1000_82576) { - reg |= E1000_PCS_LCTL_FORCE_FCTRL; - igb_force_mac_fc(hw); - } - wr32(E1000_PCS_LCTL, reg); - return 0; -} - -/** - * igb_configure_pcs_link_82575 - Configure PCS link - * @hw: pointer to the HW structure - * - * Configure the physical coding sub-layer (PCS) link. The PCS link is - * only used on copper connections where the serialized gigabit media - * independent interface (sgmii) is being used. Configures the link - * for auto-negotiation or forces speed/duplex. - **/ -static void igb_configure_pcs_link_82575(struct e1000_hw *hw) -{ - struct e1000_mac_info *mac = &hw->mac; - u32 reg = 0; - - if (hw->phy.media_type != e1000_media_type_copper || - !(igb_sgmii_active_82575(hw))) - return; - - /* For SGMII, we need to issue a PCS autoneg restart */ - reg = rd32(E1000_PCS_LCTL); - - /* AN time out should be disabled for SGMII mode */ - reg &= ~(E1000_PCS_LCTL_AN_TIMEOUT); - - if (mac->autoneg) { - /* Make sure forced speed and force link are not set */ - reg &= ~(E1000_PCS_LCTL_FSD | E1000_PCS_LCTL_FORCE_LINK); - - /* - * The PHY should be setup prior to calling this function. - * All we need to do is restart autoneg and enable autoneg. - */ - reg |= E1000_PCS_LCTL_AN_RESTART | E1000_PCS_LCTL_AN_ENABLE; - } else { - /* Set PCS register for forced speed */ - - /* Turn off bits for full duplex, speed, and autoneg */ - reg &= ~(E1000_PCS_LCTL_FSV_1000 | - E1000_PCS_LCTL_FSV_100 | - E1000_PCS_LCTL_FDV_FULL | - E1000_PCS_LCTL_AN_ENABLE); - - /* Check for duplex first */ - if (mac->forced_speed_duplex & E1000_ALL_FULL_DUPLEX) - reg |= E1000_PCS_LCTL_FDV_FULL; - - /* Now set speed */ - if (mac->forced_speed_duplex & E1000_ALL_100_SPEED) - reg |= E1000_PCS_LCTL_FSV_100; - - /* Force speed and force link */ - reg |= E1000_PCS_LCTL_FSD | - E1000_PCS_LCTL_FORCE_LINK | - E1000_PCS_LCTL_FLV_LINK_UP; + if (!igb_sgmii_active_82575(hw)) + igb_force_mac_fc(hw); - hw_dbg("Wrote 0x%08X to PCS_LCTL to configure forced link\n", - reg); - } - wr32(E1000_PCS_LCTL, reg); + return 0; } /** @@ -1248,7 +1233,8 @@ static void igb_clear_hw_cntrs_82575(struct e1000_hw *hw) temp = rd32(E1000_LENERRS); /* This register should not be read in copper configurations */ - if (hw->phy.media_type == e1000_media_type_internal_serdes) + if (hw->phy.media_type == e1000_media_type_internal_serdes || + igb_sgmii_active_82575(hw)) temp = rd32(E1000_SCVPC); } diff --git a/drivers/net/igb/e1000_82575.h b/drivers/net/igb/e1000_82575.h index 8a1e659..ebd146f 100644 --- a/drivers/net/igb/e1000_82575.h +++ b/drivers/net/igb/e1000_82575.h @@ -28,7 +28,7 @@ #ifndef _E1000_82575_H_ #define _E1000_82575_H_ -extern void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw); +extern void igb_shutdown_serdes_link_82575(struct e1000_hw *hw); extern void igb_rx_fifo_flush_82575(struct e1000_hw *hw); #define ID_LED_DEFAULT_82575_SERDES ((ID_LED_DEF1_DEF2 << 12) | \ diff --git a/drivers/net/igb/e1000_defines.h b/drivers/net/igb/e1000_defines.h index c858293..cb91683 100644 --- a/drivers/net/igb/e1000_defines.h +++ b/drivers/net/igb/e1000_defines.h @@ -44,7 +44,7 @@ #define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */ /* Extended Device Control */ -#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */ +#define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Defineable Pin 3 */ /* Physical Func Reset Done Indication */ #define E1000_CTRL_EXT_PFRSTD 0x00004000 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000 diff --git a/drivers/net/igb/e1000_phy.c b/drivers/net/igb/e1000_phy.c index c1f4da6..ee46060 100644 --- a/drivers/net/igb/e1000_phy.c +++ b/drivers/net/igb/e1000_phy.c @@ -1565,9 +1565,12 @@ out: **/ s32 igb_phy_sw_reset(struct e1000_hw *hw) { - s32 ret_val; + s32 ret_val = 0; u16 phy_ctrl; + if (!(hw->phy.ops.read_reg)) + goto out; + ret_val = hw->phy.ops.read_reg(hw, PHY_CONTROL, &phy_ctrl); if (ret_val) goto out; diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 943186b..d2639c4 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -5320,7 +5320,7 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake) *enable_wake = wufc || adapter->en_mng_pt; if (!*enable_wake) - igb_shutdown_fiber_serdes_link_82575(hw); + igb_shutdown_serdes_link_82575(hw); /* Release control of h/w to f/w. If f/w is AMT enabled, this * would have already happened in close and is redundant. */ diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index cb7f0c3..56b12f3 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -322,14 +322,16 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) break; case IXGBE_DEV_ID_82598AF_DUAL_PORT: case IXGBE_DEV_ID_82598AF_SINGLE_PORT: - case IXGBE_DEV_ID_82598EB_CX4: - case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: case IXGBE_DEV_ID_82598_DA_DUAL_PORT: case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM: case IXGBE_DEV_ID_82598EB_XF_LR: case IXGBE_DEV_ID_82598EB_SFP_LOM: media_type = ixgbe_media_type_fiber; break; + case IXGBE_DEV_ID_82598EB_CX4: + case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: + media_type = ixgbe_media_type_cx4; + break; case IXGBE_DEV_ID_82598AT: case IXGBE_DEV_ID_82598AT2: media_type = ixgbe_media_type_copper; diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c index 61af47e..2ec58dc 100644 --- a/drivers/net/ixgbe/ixgbe_82599.c +++ b/drivers/net/ixgbe/ixgbe_82599.c @@ -337,6 +337,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82599_SFP: media_type = ixgbe_media_type_fiber; break; + case IXGBE_DEV_ID_82599_CX4: + media_type = ixgbe_media_type_cx4; + break; default: media_type = ixgbe_media_type_unknown; break; diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index 45bf8b9..59ad959 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -97,6 +97,8 @@ static struct pci_device_id ixgbe_pci_tbl[] = { board_82599 }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_SFP), board_82599 }, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_CX4), + board_82599 }, /* required last entry */ {0, } @@ -2055,6 +2057,8 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter) if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED) rx_ring->flags |= IXGBE_RING_RX_PS_ENABLED; + else + rx_ring->flags &= ~IXGBE_RING_RX_PS_ENABLED; #ifdef IXGBE_FCOE if (netdev->features & NETIF_F_FCOE_MTU) { diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h index 8ba90ee..8761d78 100644 --- a/drivers/net/ixgbe/ixgbe_type.h +++ b/drivers/net/ixgbe/ixgbe_type.h @@ -49,6 +49,7 @@ #define IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM 0x10E1 #define IXGBE_DEV_ID_82598EB_XF_LR 0x10F4 #define IXGBE_DEV_ID_82599_KX4 0x10F7 +#define IXGBE_DEV_ID_82599_CX4 0x10F9 #define IXGBE_DEV_ID_82599_SFP 0x10FB #define IXGBE_DEV_ID_82599_XAUI_LOM 0x10FC @@ -2143,6 +2144,7 @@ enum ixgbe_media_type { ixgbe_media_type_fiber, ixgbe_media_type_copper, ixgbe_media_type_backplane, + ixgbe_media_type_cx4, ixgbe_media_type_virtual }; diff --git a/drivers/net/mlx4/catas.c b/drivers/net/mlx4/catas.c index aa9674b..f599294 100644 --- a/drivers/net/mlx4/catas.c +++ b/drivers/net/mlx4/catas.c @@ -96,12 +96,17 @@ static void catas_reset(struct work_struct *work) spin_unlock_irq(&catas_lock); list_for_each_entry_safe(priv, tmppriv, &tlist, catas_err.list) { + struct pci_dev *pdev = priv->dev.pdev; + ret = mlx4_restart_one(priv->dev.pdev); - dev = &priv->dev; + /* 'priv' now is not valid */ if (ret) - mlx4_err(dev, "Reset failed (%d)\n", ret); - else + printk(KERN_ERR "mlx4 %s: Reset failed (%d)\n", + pci_name(pdev), ret); + else { + dev = pci_get_drvdata(pdev); mlx4_dbg(dev, "Reset succeeded\n"); + } } } diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c index 90a94d2..97db1c7 100644 --- a/drivers/net/pcmcia/pcnet_cs.c +++ b/drivers/net/pcmcia/pcnet_cs.c @@ -1750,11 +1750,11 @@ static struct pcmcia_device_id pcnet_ids[] = { PCMCIA_DEVICE_PROD_ID2("EN-6200P2", 0xa996d078), /* too generic! */ /* PCMCIA_DEVICE_PROD_ID12("PCMCIA", "10/100 Ethernet Card", 0x281f1c5d, 0x11b0ffc0), */ - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"), PCMCIA_MFC_DEVICE_CIS_PROD_ID12(0, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"), PCMCIA_MFC_DEVICE_CIS_PROD_ID4(0, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"), PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0175, 0x0000, "DP83903.cis"), diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c index e0f9219..cc394d0 100644 --- a/drivers/net/pppol2tp.c +++ b/drivers/net/pppol2tp.c @@ -229,7 +229,7 @@ static void pppol2tp_tunnel_free(struct pppol2tp_tunnel *tunnel); static atomic_t pppol2tp_tunnel_count; static atomic_t pppol2tp_session_count; static struct ppp_channel_ops pppol2tp_chan_ops = { pppol2tp_xmit , NULL }; -static struct proto_ops pppol2tp_ops; +static const struct proto_ops pppol2tp_ops; /* per-net private data for this module */ static int pppol2tp_net_id; @@ -2574,7 +2574,7 @@ static const struct file_operations pppol2tp_proc_fops = { * Init and cleanup *****************************************************************************/ -static struct proto_ops pppol2tp_ops = { +static const struct proto_ops pppol2tp_ops = { .family = AF_PPPOX, .owner = THIS_MODULE, .release = pppol2tp_release, diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 00bc65a..4bb52e9 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -65,8 +65,8 @@ #define RX_DEF_PENDING RX_MAX_PENDING /* This is the worst case number of transmit list elements for a single skb: - VLAN + TSO + CKSUM + Data + skb_frags * DMA */ -#define MAX_SKB_TX_LE (4 + (sizeof(dma_addr_t)/sizeof(u32))*MAX_SKB_FRAGS) + VLAN:GSO + CKSUM + Data + skb_frags * DMA */ +#define MAX_SKB_TX_LE (2 + (sizeof(dma_addr_t)/sizeof(u32))*(MAX_SKB_FRAGS+1)) #define TX_MIN_PENDING (MAX_SKB_TX_LE+1) #define TX_MAX_PENDING 4096 #define TX_DEF_PENDING 127 @@ -1567,11 +1567,13 @@ static unsigned tx_le_req(const struct sk_buff *skb) { unsigned count; - count = sizeof(dma_addr_t) / sizeof(u32); - count += skb_shinfo(skb)->nr_frags * count; + count = (skb_shinfo(skb)->nr_frags + 1) + * (sizeof(dma_addr_t) / sizeof(u32)); if (skb_is_gso(skb)) ++count; + else if (sizeof(dma_addr_t) == sizeof(u32)) + ++count; /* possible vlan */ if (skb->ip_summed == CHECKSUM_PARTIAL) ++count; @@ -4548,16 +4550,18 @@ static int __devinit sky2_probe(struct pci_dev *pdev, if (hw->ports > 1) { struct net_device *dev1; + err = -ENOMEM; dev1 = sky2_init_netdev(hw, 1, using_dac, wol_default); - if (!dev1) - dev_warn(&pdev->dev, "allocation for second device failed\n"); - else if ((err = register_netdev(dev1))) { + if (dev1 && (err = register_netdev(dev1)) == 0) + sky2_show_addr(dev1); + else { dev_warn(&pdev->dev, "register of second port failed (%d)\n", err); hw->dev[1] = NULL; - free_netdev(dev1); - } else - sky2_show_addr(dev1); + hw->ports = 1; + if (dev1) + free_netdev(dev1); + } } setup_timer(&hw->watchdog_timer, sky2_watchdog, (unsigned long) hw); diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 784b631..3911be7 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -83,34 +83,6 @@ static inline void SMC_outw(u16 val, void __iomem *ioaddr, int reg) } } -#elif defined(CONFIG_BLACKFIN) - -#define SMC_IRQ_FLAGS IRQF_TRIGGER_HIGH -#define RPC_LSA_DEFAULT RPC_LED_100_10 -#define RPC_LSB_DEFAULT RPC_LED_TX_RX - -#define SMC_CAN_USE_8BIT 0 -#define SMC_CAN_USE_16BIT 1 -# if defined(CONFIG_BF561) -#define SMC_CAN_USE_32BIT 1 -# else -#define SMC_CAN_USE_32BIT 0 -# endif -#define SMC_IO_SHIFT 0 -#define SMC_NOWAIT 1 -#define SMC_USE_BFIN_DMA 0 - -#define SMC_inw(a, r) readw((a) + (r)) -#define SMC_outw(v, a, r) writew(v, (a) + (r)) -#define SMC_insw(a, r, p, l) readsw((a) + (r), p, l) -#define SMC_outsw(a, r, p, l) writesw((a) + (r), p, l) -# if SMC_CAN_USE_32BIT -#define SMC_inl(a, r) readl((a) + (r)) -#define SMC_outl(v, a, r) writel(v, (a) + (r)) -#define SMC_insl(a, r, p, l) readsl((a) + (r), p, l) -#define SMC_outsl(a, r, p, l) writesl((a) + (r), p, l) -# endif - #elif defined(CONFIG_REDWOOD_5) || defined(CONFIG_REDWOOD_6) /* We can only do 16-bit reads and writes in the static memory space. */ diff --git a/drivers/net/usb/cdc-phonet.c b/drivers/net/usb/cdc-phonet.c index 97e54d9..33d5c57 100644 --- a/drivers/net/usb/cdc-phonet.c +++ b/drivers/net/usb/cdc-phonet.c @@ -264,7 +264,6 @@ static int usbpn_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) switch (cmd) { case SIOCPNGAUTOCONF: req->ifr_phonet_autoconf.device = PN_DEV_PC; - printk(KERN_CRIT"device is PN_DEV_PC\n"); return 0; } return -ENOIOCTLCMD; diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index ad89d23..49ea9c9 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -5,6 +5,7 @@ menuconfig WLAN bool "Wireless LAN" depends on !S390 + default y ---help--- This section contains all the pre 802.11 and 802.11 wireless device drivers. For a complete list of drivers and documentation diff --git a/drivers/net/wireless/ath/ath9k/ani.c b/drivers/net/wireless/ath/ath9k/ani.c index a7cbb07..2b49374 100644 --- a/drivers/net/wireless/ath/ath9k/ani.c +++ b/drivers/net/wireless/ath/ath9k/ani.c @@ -327,7 +327,8 @@ static void ath9k_hw_ani_ofdm_err_trigger(struct ath_hw *ah) aniState->firstepLevel + 1); return; } else { - if (conf->channel->band == IEEE80211_BAND_2GHZ) { + if ((conf->channel->band == IEEE80211_BAND_2GHZ) && + !conf_is_ht(conf)) { if (!aniState->ofdmWeakSigDetectOff) ath9k_hw_ani_control(ah, ATH9K_ANI_OFDM_WEAK_SIGNAL_DETECTION, @@ -369,7 +370,8 @@ static void ath9k_hw_ani_cck_err_trigger(struct ath_hw *ah) ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, aniState->firstepLevel + 1); } else { - if (conf->channel->band == IEEE80211_BAND_2GHZ) { + if ((conf->channel->band == IEEE80211_BAND_2GHZ) && + !conf_is_ht(conf)) { if (aniState->firstepLevel > 0) ath9k_hw_ani_control(ah, ATH9K_ANI_FIRSTEP_LEVEL, 0); diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 7a9a3fa..e789792 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -2289,11 +2289,7 @@ static int b43_upload_microcode(struct b43_wldev *dev) err = -ENODEV; goto error; } - msleep_interruptible(50); - if (signal_pending(current)) { - err = -EINTR; - goto error; - } + msleep(50); } b43_read32(dev, B43_MMIO_GEN_IRQ_REASON); /* dummy read */ @@ -4287,6 +4283,8 @@ static int b43_wireless_core_init(struct b43_wldev *dev) if (!dev->suspend_in_progress) b43_rng_init(wl); + ieee80211_wake_queues(dev->wl->hw); + b43_set_status(dev, B43_STAT_INITIALIZED); if (!dev->suspend_in_progress) diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index 6fe122f..eb57d1e 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -875,15 +875,16 @@ void hostap_setup_dev(struct net_device *dev, local_info_t *local, switch(type) { case HOSTAP_INTERFACE_AP: + dev->tx_queue_len = 0; /* use main radio device queue */ dev->netdev_ops = &hostap_mgmt_netdev_ops; dev->type = ARPHRD_IEEE80211; dev->header_ops = &hostap_80211_ops; break; case HOSTAP_INTERFACE_MASTER: - dev->tx_queue_len = 0; /* use main radio device queue */ dev->netdev_ops = &hostap_master_ops; break; default: + dev->tx_queue_len = 0; /* use main radio device queue */ dev->netdev_ops = &hostap_netdev_ops; } diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 6a13bfb..ca61d37 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -2346,6 +2346,7 @@ struct iwl_cfg iwl4965_agn_cfg = { .mod_params = &iwl4965_mod_params, .use_isr_legacy = true, .ht_greenfield_support = false, + .broken_powersave = true, }; /* Module firmware */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 40b207a..346dc06 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -760,6 +760,7 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta, u16 high_low; u8 switch_to_legacy = 0; u8 is_green = lq_sta->is_green; + struct iwl_priv *priv = lq_sta->drv; /* check if we need to switch from HT to legacy rates. * assumption is that mandatory rates (1Mbps or 6Mbps) @@ -773,7 +774,8 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta, tbl->lq_type = LQ_G; if (num_of_ant(tbl->ant_type) > 1) - tbl->ant_type = ANT_A;/*FIXME:RS*/ + tbl->ant_type = + first_antenna(priv->hw_params.valid_tx_ant); tbl->is_ht40 = 0; tbl->is_SGI = 0; @@ -883,6 +885,12 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband, mac_index &= RATE_MCS_CODE_MSK; /* Remove # of streams */ if (mac_index >= (IWL_RATE_9M_INDEX - IWL_FIRST_OFDM_RATE)) mac_index++; + /* + * mac80211 HT index is always zero-indexed; we need to move + * HT OFDM rates after CCK rates in 2.4 GHz band + */ + if (priv->band == IEEE80211_BAND_2GHZ) + mac_index += IWL_FIRST_OFDM_RATE; } if ((mac_index < 0) || diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index acfd7b4..fd26c0d 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -1585,9 +1585,12 @@ int iwl_setup_mac(struct iwl_priv *priv) hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_NOISE_DBM | IEEE80211_HW_AMPDU_AGGREGATION | - IEEE80211_HW_SPECTRUM_MGMT | - IEEE80211_HW_SUPPORTS_PS | - IEEE80211_HW_SUPPORTS_DYNAMIC_PS; + IEEE80211_HW_SPECTRUM_MGMT; + + if (!priv->cfg->broken_powersave) + hw->flags |= IEEE80211_HW_SUPPORTS_PS | + IEEE80211_HW_SUPPORTS_DYNAMIC_PS; + hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index c04d2a2..7ff9ffb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -252,6 +252,7 @@ struct iwl_cfg { const u16 max_ll_items; const bool shadow_ram_support; const bool ht_greenfield_support; + const bool broken_powersave; }; /*************************** diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 4ec6a83..60be976 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -292,8 +292,9 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) else dtimper = 1; - /* TT power setting overwrites everything */ - if (tt->state >= IWL_TI_1) + if (priv->cfg->broken_powersave) + iwl_power_sleep_cam_cmd(priv, &cmd); + else if (tt->state >= IWL_TI_1) iwl_static_sleep_cmd(priv, &cmd, tt->tt_power_mode, dtimper); else if (!enabled) iwl_power_sleep_cam_cmd(priv, &cmd); diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 8150c5c..b90adcb 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -239,26 +239,22 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority) struct iwl_rx_queue *rxq = &priv->rxq; struct list_head *element; struct iwl_rx_mem_buffer *rxb; + struct sk_buff *skb; unsigned long flags; while (1) { spin_lock_irqsave(&rxq->lock, flags); - if (list_empty(&rxq->rx_used)) { spin_unlock_irqrestore(&rxq->lock, flags); return; } - element = rxq->rx_used.next; - rxb = list_entry(element, struct iwl_rx_mem_buffer, list); - list_del(element); - spin_unlock_irqrestore(&rxq->lock, flags); /* Alloc a new receive buffer */ - rxb->skb = alloc_skb(priv->hw_params.rx_buf_size + 256, + skb = alloc_skb(priv->hw_params.rx_buf_size + 256, priority); - if (!rxb->skb) { + if (!skb) { IWL_CRIT(priv, "Can not allocate SKB buffers\n"); /* We don't reschedule replenish work here -- we will * call the restock method and if it still needs @@ -266,6 +262,20 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority) break; } + spin_lock_irqsave(&rxq->lock, flags); + + if (list_empty(&rxq->rx_used)) { + spin_unlock_irqrestore(&rxq->lock, flags); + dev_kfree_skb_any(skb); + return; + } + element = rxq->rx_used.next; + rxb = list_entry(element, struct iwl_rx_mem_buffer, list); + list_del(element); + + spin_unlock_irqrestore(&rxq->lock, flags); + + rxb->skb = skb; /* Get physical address of RB/SKB */ rxb->real_dma_addr = pci_map_single( priv->pci_dev, diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 2238c9f..0909668 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -1134,6 +1134,7 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority) struct iwl_rx_queue *rxq = &priv->rxq; struct list_head *element; struct iwl_rx_mem_buffer *rxb; + struct sk_buff *skb; unsigned long flags; while (1) { @@ -1143,17 +1144,11 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority) spin_unlock_irqrestore(&rxq->lock, flags); return; } - - element = rxq->rx_used.next; - rxb = list_entry(element, struct iwl_rx_mem_buffer, list); - list_del(element); spin_unlock_irqrestore(&rxq->lock, flags); /* Alloc a new receive buffer */ - rxb->skb = - alloc_skb(priv->hw_params.rx_buf_size, - priority); - if (!rxb->skb) { + skb = alloc_skb(priv->hw_params.rx_buf_size, priority); + if (!skb) { if (net_ratelimit()) IWL_CRIT(priv, ": Can not allocate SKB buffers\n"); /* We don't reschedule replenish work here -- we will @@ -1162,6 +1157,19 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority) break; } + spin_lock_irqsave(&rxq->lock, flags); + if (list_empty(&rxq->rx_used)) { + spin_unlock_irqrestore(&rxq->lock, flags); + dev_kfree_skb_any(skb); + return; + } + element = rxq->rx_used.next; + rxb = list_entry(element, struct iwl_rx_mem_buffer, list); + list_del(element); + spin_unlock_irqrestore(&rxq->lock, flags); + + rxb->skb = skb; + /* If radiotap head is required, reserve some headroom here. * The physical head count is a variable rx_stats->phy_count. * We reserve 4 bytes here. Plus these extra bytes, the diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index e44460f..17e1995 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -67,6 +67,7 @@ static struct usb_device_id p54u_table[] __devinitdata = { {USB_DEVICE(0x0bf8, 0x1009)}, /* FUJITSU E-5400 USB D1700*/ {USB_DEVICE(0x0cde, 0x0006)}, /* Medion MD40900 */ {USB_DEVICE(0x0cde, 0x0008)}, /* Sagem XG703A */ + {USB_DEVICE(0x0cde, 0x0015)}, /* Zcomax XG-705A */ {USB_DEVICE(0x0d8e, 0x3762)}, /* DLink DWL-G120 Cohiba */ {USB_DEVICE(0x124a, 0x4025)}, /* IOGear GWU513 (GW3887IK chip) */ {USB_DEVICE(0x1260, 0xee22)}, /* SMC 2862W-G version 2 */ diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c index d9169b4..27298b1 100644 --- a/drivers/net/wireless/wl12xx/wl1271_main.c +++ b/drivers/net/wireless/wl12xx/wl1271_main.c @@ -644,11 +644,10 @@ static int wl1271_op_config_interface(struct ieee80211_hw *hw, { struct wl1271 *wl = hw->priv; struct sk_buff *beacon; - DECLARE_MAC_BUF(mac); int ret; - wl1271_debug(DEBUG_MAC80211, "mac80211 config_interface bssid %s", - print_mac(mac, conf->bssid)); + wl1271_debug(DEBUG_MAC80211, "mac80211 config_interface bssid %pM", + conf->bssid); wl1271_dump_ascii(DEBUG_MAC80211, "ssid: ", conf->ssid, conf->ssid_len); diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 79c9c5f..ed4648b 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -868,11 +868,11 @@ static struct pcmcia_device_id serial_ids[] = { PCMCIA_DEVICE_PROD_ID12("PCMCIA ", "C336MX ", 0x99bcafe9, 0xaa25bcab), PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "PCMCIA Dual RS-232 Serial Port Card", 0xc4420b35, 0x92abc92f), PCMCIA_DEVICE_PROD_ID12("Quatech Inc", "Dual RS-232 Serial Port PC Card", 0xc4420b35, 0x031a380d), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"), - PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"), + PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"), PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"), PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"), PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "cis/3CCFEM556.cis"), @@ -883,10 +883,10 @@ static struct pcmcia_device_id serial_ids[] = { PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"), /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */ PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */ PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"), /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */ - PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "MT5634ZLX.cis"), + PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"), PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "COMpad4.cis"), PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "COMpad2.cis"), - PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "RS-COM-2P.cis"), + PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "cis/RS-COM-2P.cis"), PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "GLOBETROTTER.cis"), PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100 1.00.",0x19ca78af,0xf964f42b), PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100",0x19ca78af,0x71d98e83), diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c index f853d56..9e50896 100644 --- a/drivers/ssb/pci.c +++ b/drivers/ssb/pci.c @@ -600,6 +600,7 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out, ssb_printk(KERN_WARNING PFX "Unsupported SPROM" " revision %d detected. Will extract" " v1\n", out->revision); + out->revision = 1; sprom_extract_r123(out, in); } } diff --git a/drivers/ssb/sdio.c b/drivers/ssb/sdio.c index 1140510..65a6080 100644 --- a/drivers/ssb/sdio.c +++ b/drivers/ssb/sdio.c @@ -21,7 +21,7 @@ #include "ssb_private.h" /* Define the following to 1 to enable a printk on each coreswitch. */ -#define SSB_VERBOSE_SDIOCORESWITCH_DEBUG 1 +#define SSB_VERBOSE_SDIOCORESWITCH_DEBUG 0 /* Hardware invariants CIS tuples */ @@ -333,7 +333,7 @@ static void ssb_sdio_block_read(struct ssb_device *dev, void *buffer, goto out; err_out: - dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%u), error %d\n", + dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%zu), error %d\n", bus->sdio_sbaddr >> 16, offset, reg_width, saved_count, error); out: sdio_release_host(bus->host_sdio); @@ -440,7 +440,7 @@ static void ssb_sdio_block_write(struct ssb_device *dev, const void *buffer, goto out; err_out: - dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%u), error %d\n", + dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%zu), error %d\n", bus->sdio_sbaddr >> 16, offset, reg_width, saved_count, error); out: sdio_release_host(bus->host_sdio); diff --git a/firmware/Makefile b/firmware/Makefile index 878329c..ffe2663 100644 --- a/firmware/Makefile +++ b/firmware/Makefile @@ -51,9 +51,10 @@ fw-shipped-$(CONFIG_DVB_TTUSB_BUDGET) += ttusb-budget/dspbootcode.bin fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \ e100/d102e_ucode.bin fw-shipped-$(CONFIG_MYRI_SBUS) += myricom/lanai.bin -fw-shipped-$(CONFIG_PCMCIA_PCNET) += cis/LA-PCM.cis +fw-shipped-$(CONFIG_PCMCIA_PCNET) += cis/LA-PCM.cis cis/PCMLM28.cis fw-shipped-$(CONFIG_PCMCIA_3C589) += cis/3CXEM556.cis fw-shipped-$(CONFIG_PCMCIA_3C574) += cis/3CCFEM556.cis +fw-shipped-$(CONFIG_SERIAL_8250_CS) += cis/MT5634ZLX.cis cis/RS-COM-2P.cis fw-shipped-$(CONFIG_PCMCIA_SMC91C92) += ositech/Xilinx7OD.bin fw-shipped-$(CONFIG_SCSI_ADVANSYS) += advansys/mcode.bin advansys/38C1600.bin \ advansys/3550.bin advansys/38C0800.bin diff --git a/firmware/WHENCE b/firmware/WHENCE index d9e3a94..82db525 100644 --- a/firmware/WHENCE +++ b/firmware/WHENCE @@ -596,6 +596,7 @@ Found in hex form in kernel source. Driver: PCMCIA_PCNET - NE2000 compatible PCMCIA adapter File: cis/LA-PCM.cis + cis/PCMLM28.cis Licence: GPL @@ -623,6 +624,17 @@ Originally developed by the pcmcia-cs project -------------------------------------------------------------------------- +Driver: SERIAL_8250_CS - Serial PCMCIA adapter + +File: cis/MT5634ZLX.cis + cis/RS-COM-2P.cis + +Licence: GPL + +Originally developed by the pcmcia-cs project + +-------------------------------------------------------------------------- + Driver: PCMCIA_SMC91C92 - SMC 91Cxx PCMCIA File: ositech/Xilinx7OD.bin diff --git a/firmware/cis/MT5634ZLX.cis.ihex b/firmware/cis/MT5634ZLX.cis.ihex new file mode 100644 index 0000000..72500b9 --- /dev/null +++ b/firmware/cis/MT5634ZLX.cis.ihex @@ -0,0 +1,11 @@ +:100000000101FF152204014D756C74695465636824 +:100010000050434D4349412035364B2044617461C3 +:10002000466178000000FF20040002010021020266 +:10003000001A05012780FF671B0FCF418B01550177 +:10004000550155AA60F80307281B08970108AA6004 +:10005000F802071B089F0108AA60E803071B08A70E +:0B0060000108AA60E802071400FF007E +:00000001FF +# +# Replacement CIS for Multitech MT5634ZLX modems +# diff --git a/firmware/cis/PCMLM28.cis.ihex b/firmware/cis/PCMLM28.cis.ihex new file mode 100644 index 0000000..ffdfe85 --- /dev/null +++ b/firmware/cis/PCMLM28.cis.ihex @@ -0,0 +1,18 @@ +:1000000001030000FF151504014C494E4B53595391 +:100010000050434D4C4D3238000000FF2004430196 +:10002000ABC0210200001A05012FF803031B10E4E6 +:1000300001190155E06100031FF8020730FFFF1BA3 +:100040000BA50108E06120031FF802071B0BA601A6 +:1000500008E06140031FF802071B0BA70108E061DD +:1000600060031FF802071B0BA80108E06100031FD3 +:10007000E803071B0BA90108E06120031FE8030741 +:100080001B0BAA0108E06140031FE803071B0BAB31 +:100090000108E06160031FE803071B0BAC0108E0E7 +:1000A0006100031FE802071B0BAD0108E06120039C +:1000B0001FE802071B0BAE0108E06140031FE802C6 +:1000C000071B0BAF0108E06160031FE80207140083 +:0200D000FF002F +:00000001FF +# +# The on-card CIS says it is MFC-compliant, but it is not +# diff --git a/firmware/cis/RS-COM-2P.cis.ihex b/firmware/cis/RS-COM-2P.cis.ihex new file mode 100644 index 0000000..0801ca5 --- /dev/null +++ b/firmware/cis/RS-COM-2P.cis.ihex @@ -0,0 +1,10 @@ +:1000000001030000FF1516040150434D4349410010 +:1000100052532D434F4D203250000000FF21020269 +:10002000011A0501030001011B0EC18118AA61E834 +:100030000307E8020730B89E1B0B820108AA615033 +:1000400002075802071B0B830108AA6160020768B8 +:0600500002071400FF008E +:00000001FF +# +# Replacement CIS for dual-serial-port IO card +# diff --git a/include/keys/rxrpc-type.h b/include/keys/rxrpc-type.h index 7609365..5cb86c3 100644 --- a/include/keys/rxrpc-type.h +++ b/include/keys/rxrpc-type.h @@ -21,4 +21,111 @@ extern struct key_type key_type_rxrpc; extern struct key *rxrpc_get_null_key(const char *); +/* + * RxRPC key for Kerberos IV (type-2 security) + */ +struct rxkad_key { + u32 vice_id; + u32 start; /* time at which ticket starts */ + u32 expiry; /* time at which ticket expires */ + u32 kvno; /* key version number */ + u8 primary_flag; /* T if key for primary cell for this user */ + u16 ticket_len; /* length of ticket[] */ + u8 session_key[8]; /* DES session key */ + u8 ticket[0]; /* the encrypted ticket */ +}; + +/* + * Kerberos 5 principal + * name/name/name@realm + */ +struct krb5_principal { + u8 n_name_parts; /* N of parts of the name part of the principal */ + char **name_parts; /* parts of the name part of the principal */ + char *realm; /* parts of the realm part of the principal */ +}; + +/* + * Kerberos 5 tagged data + */ +struct krb5_tagged_data { + /* for tag value, see /usr/include/krb5/krb5.h + * - KRB5_AUTHDATA_* for auth data + * - + */ + s32 tag; + u32 data_len; + u8 *data; +}; + +/* + * RxRPC key for Kerberos V (type-5 security) + */ +struct rxk5_key { + u64 authtime; /* time at which auth token generated */ + u64 starttime; /* time at which auth token starts */ + u64 endtime; /* time at which auth token expired */ + u64 renew_till; /* time to which auth token can be renewed */ + s32 is_skey; /* T if ticket is encrypted in another ticket's + * skey */ + s32 flags; /* mask of TKT_FLG_* bits (krb5/krb5.h) */ + struct krb5_principal client; /* client principal name */ + struct krb5_principal server; /* server principal name */ + u16 ticket_len; /* length of ticket */ + u16 ticket2_len; /* length of second ticket */ + u8 n_authdata; /* number of authorisation data elements */ + u8 n_addresses; /* number of addresses */ + struct krb5_tagged_data session; /* session data; tag is enctype */ + struct krb5_tagged_data *addresses; /* addresses */ + u8 *ticket; /* krb5 ticket */ + u8 *ticket2; /* second krb5 ticket, if related to ticket (via + * DUPLICATE-SKEY or ENC-TKT-IN-SKEY) */ + struct krb5_tagged_data *authdata; /* authorisation data */ +}; + +/* + * list of tokens attached to an rxrpc key + */ +struct rxrpc_key_token { + u16 security_index; /* RxRPC header security index */ + struct rxrpc_key_token *next; /* the next token in the list */ + union { + struct rxkad_key *kad; + struct rxk5_key *k5; + }; +}; + +/* + * structure of raw payloads passed to add_key() or instantiate key + */ +struct rxrpc_key_data_v1 { + u32 kif_version; /* 1 */ + u16 security_index; + u16 ticket_length; + u32 expiry; /* time_t */ + u32 kvno; + u8 session_key[8]; + u8 ticket[0]; +}; + +/* + * AF_RXRPC key payload derived from XDR format + * - based on openafs-1.4.10/src/auth/afs_token.xg + */ +#define AFSTOKEN_LENGTH_MAX 16384 /* max payload size */ +#define AFSTOKEN_STRING_MAX 256 /* max small string length */ +#define AFSTOKEN_DATA_MAX 64 /* max small data length */ +#define AFSTOKEN_CELL_MAX 64 /* max cellname length */ +#define AFSTOKEN_MAX 8 /* max tokens per payload */ +#define AFSTOKEN_BDATALN_MAX 16384 /* max big data length */ +#define AFSTOKEN_RK_TIX_MAX 12000 /* max RxKAD ticket size */ +#define AFSTOKEN_GK_KEY_MAX 64 /* max GSSAPI key size */ +#define AFSTOKEN_GK_TOKEN_MAX 16384 /* max GSSAPI token size */ +#define AFSTOKEN_K5_COMPONENTS_MAX 16 /* max K5 components */ +#define AFSTOKEN_K5_NAME_MAX 128 /* max K5 name length */ +#define AFSTOKEN_K5_REALM_MAX 64 /* max K5 realm name length */ +#define AFSTOKEN_K5_TIX_MAX 16384 /* max K5 ticket size */ +#define AFSTOKEN_K5_ADDRESSES_MAX 16 /* max K5 addresses */ +#define AFSTOKEN_K5_AUTHDATA_MAX 16 /* max K5 pieces of auth data */ + #endif /* _KEYS_RXRPC_TYPE_H */ diff --git a/include/linux/igmp.h b/include/linux/igmp.h index 92fbd8c..fe158e0 100644 --- a/include/linux/igmp.h +++ b/include/linux/igmp.h @@ -233,6 +233,8 @@ extern void ip_mc_init_dev(struct in_device *); extern void ip_mc_destroy_dev(struct in_device *); extern void ip_mc_up(struct in_device *); extern void ip_mc_down(struct in_device *); +extern void ip_mc_unmap(struct in_device *); +extern void ip_mc_remap(struct in_device *); extern void ip_mc_dec_group(struct in_device *in_dev, __be32 addr); extern void ip_mc_inc_group(struct in_device *in_dev, __be32 addr); extern void ip_mc_rejoin_group(struct ip_mc_list *im); diff --git a/include/linux/net.h b/include/linux/net.h index 4fc2ffd..9040a10 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -57,6 +57,7 @@ typedef enum { #include <linux/random.h> #include <linux/wait.h> #include <linux/fcntl.h> /* For O_CLOEXEC and O_NONBLOCK */ +#include <linux/kmemcheck.h> struct poll_table_struct; struct pipe_inode_info; @@ -127,7 +128,11 @@ enum sock_shutdown_cmd { */ struct socket { socket_state state; + + kmemcheck_bitfield_begin(type); short type; + kmemcheck_bitfield_end(type); + unsigned long flags; /* * Please keep fasync_list & wait fields in the same cache line diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index a9aa4b5..94958c1 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -1873,7 +1873,8 @@ extern void __dev_addr_unsync(struct dev_addr_list **to, int *to_count, struct extern int dev_set_promiscuity(struct net_device *dev, int inc); extern int dev_set_allmulti(struct net_device *dev, int inc); extern void netdev_state_change(struct net_device *dev); -extern void netdev_bonding_change(struct net_device *dev); +extern void netdev_bonding_change(struct net_device *dev, + unsigned long event); extern void netdev_features_change(struct net_device *dev); /* Load a device via the kmod */ extern void dev_load(struct net *net, const char *name); diff --git a/include/linux/netlink.h b/include/linux/netlink.h index 0fbecbb..080f6ba 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -176,12 +176,16 @@ struct netlink_skb_parms #define NETLINK_CREDS(skb) (&NETLINK_CB((skb)).creds) +extern void netlink_table_grab(void); +extern void netlink_table_ungrab(void); + extern struct sock *netlink_kernel_create(struct net *net, int unit,unsigned int groups, void (*input)(struct sk_buff *skb), struct mutex *cb_mutex, struct module *module); extern void netlink_kernel_release(struct sock *sk); +extern int __netlink_change_ngroups(struct sock *sk, unsigned int groups); extern int netlink_change_ngroups(struct sock *sk, unsigned int groups); extern void netlink_clear_multicast_users(struct sock *sk, unsigned int group); extern void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err); diff --git a/include/linux/notifier.h b/include/linux/notifier.h index 81bc252..44428d2 100644 --- a/include/linux/notifier.h +++ b/include/linux/notifier.h @@ -199,6 +199,8 @@ static inline int notifier_to_errno(int ret) #define NETDEV_FEAT_CHANGE 0x000B #define NETDEV_BONDING_FAILOVER 0x000C #define NETDEV_PRE_UP 0x000D +#define NETDEV_BONDING_OLDTYPE 0x000E +#define NETDEV_BONDING_NEWTYPE 0x000F #define SYS_DOWN 0x0001 /* Notify of system down */ #define SYS_RESTART SYS_DOWN diff --git a/include/linux/rxrpc.h b/include/linux/rxrpc.h index f7b826b..a53915c 100644 --- a/include/linux/rxrpc.h +++ b/include/linux/rxrpc.h @@ -58,5 +58,12 @@ struct sockaddr_rxrpc { #define RXRPC_SECURITY_AUTH 1 /* authenticated packets */ #define RXRPC_SECURITY_ENCRYPT 2 /* encrypted packets */ +/* + * RxRPC security indices + */ +#define RXRPC_SECURITY_NONE 0 /* no security protocol */ +#define RXRPC_SECURITY_RXKAD 2 /* kaserver or kerberos 4 */ +#define RXRPC_SECURITY_RXGK 4 /* gssapi-based */ +#define RXRPC_SECURITY_RXK5 5 /* kerberos 5 */ #endif /* _LINUX_RXRPC_H */ diff --git a/include/net/addrconf.h b/include/net/addrconf.h index 7b55ab2..0f7c378 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -143,6 +143,8 @@ extern int __ipv6_dev_mc_dec(struct inet6_dev *idev, const struct in6_addr *addr extern int ipv6_dev_mc_dec(struct net_device *dev, const struct in6_addr *addr); extern void ipv6_mc_up(struct inet6_dev *idev); extern void ipv6_mc_down(struct inet6_dev *idev); +extern void ipv6_mc_unmap(struct inet6_dev *idev); +extern void ipv6_mc_remap(struct inet6_dev *idev); extern void ipv6_mc_init_dev(struct inet6_dev *idev); extern void ipv6_mc_destroy_dev(struct inet6_dev *idev); extern void addrconf_dad_failure(struct inet6_ifaddr *ifp); diff --git a/include/net/protocol.h b/include/net/protocol.h index 1089d5a..60249e5 100644 --- a/include/net/protocol.h +++ b/include/net/protocol.h @@ -94,21 +94,20 @@ struct inet_protosw { #define INET_PROTOSW_PERMANENT 0x02 /* Permanent protocols are unremovable. */ #define INET_PROTOSW_ICSK 0x04 /* Is this an inet_connection_sock? */ -extern struct net_protocol *inet_protocol_base; -extern struct net_protocol *inet_protos[MAX_INET_PROTOS]; +extern const struct net_protocol *inet_protos[MAX_INET_PROTOS]; #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE) -extern struct inet6_protocol *inet6_protos[MAX_INET_PROTOS]; +extern const struct inet6_protocol *inet6_protos[MAX_INET_PROTOS]; #endif -extern int inet_add_protocol(struct net_protocol *prot, unsigned char num); -extern int inet_del_protocol(struct net_protocol *prot, unsigned char num); +extern int inet_add_protocol(const struct net_protocol *prot, unsigned char num); +extern int inet_del_protocol(const struct net_protocol *prot, unsigned char num); extern void inet_register_protosw(struct inet_protosw *p); extern void inet_unregister_protosw(struct inet_protosw *p); #if defined(CONFIG_IPV6) || defined (CONFIG_IPV6_MODULE) -extern int inet6_add_protocol(struct inet6_protocol *prot, unsigned char num); -extern int inet6_del_protocol(struct inet6_protocol *prot, unsigned char num); +extern int inet6_add_protocol(const struct inet6_protocol *prot, unsigned char num); +extern int inet6_del_protocol(const struct inet6_protocol *prot, unsigned char num); extern int inet6_register_protosw(struct inet_protosw *p); extern void inet6_unregister_protosw(struct inet_protosw *p); #endif diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 88eb9de..c33180d 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -81,7 +81,7 @@ struct Qdisc struct Qdisc_class_ops { /* Child qdisc manipulation */ - unsigned int (*select_queue)(struct Qdisc *, struct tcmsg *); + struct netdev_queue * (*select_queue)(struct Qdisc *, struct tcmsg *); int (*graft)(struct Qdisc *, unsigned long cl, struct Qdisc *, struct Qdisc **); struct Qdisc * (*leaf)(struct Qdisc *, unsigned long cl); diff --git a/include/net/tcp.h b/include/net/tcp.h index b71a446..56b7602 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -793,6 +793,13 @@ static inline unsigned int tcp_packets_in_flight(const struct tcp_sock *tp) return tp->packets_out - tcp_left_out(tp) + tp->retrans_out; } +#define TCP_INFINITE_SSTHRESH 0x7fffffff + +static inline bool tcp_in_initial_slowstart(const struct tcp_sock *tp) +{ + return tp->snd_ssthresh >= TCP_INFINITE_SSTHRESH; +} + /* If cwnd > ssthresh, we may raise ssthresh to be half-way to cwnd. * The exception is rate halving phase, when cwnd is decreasing towards * ssthresh. diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index 4a6ff2b..b1a4290 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -1372,7 +1372,7 @@ static int atalk_route_packet(struct sk_buff *skb, struct net_device *dev, if (aarp_send_ddp(rt->dev, skb, &ta, NULL) == NET_XMIT_DROP) return NET_RX_DROP; - return NET_XMIT_SUCCESS; + return NET_RX_SUCCESS; free_it: kfree_skb(skb); drop: diff --git a/net/can/af_can.c b/net/can/af_can.c index ef1c43a..6068321 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -199,6 +199,8 @@ static int can_create(struct net *net, struct socket *sock, int protocol) * @skb: pointer to socket buffer with CAN frame in data section * @loop: loopback for listeners on local CAN sockets (recommended default!) * + * Due to the loopback this routine must not be called from hardirq context. + * * Return: * 0 on success * -ENETDOWN when the selected interface is down @@ -278,7 +280,7 @@ int can_send(struct sk_buff *skb, int loop) } if (newskb) - netif_rx(newskb); + netif_rx_ni(newskb); /* update statistics */ can_stats.tx_frames++; diff --git a/net/core/dev.c b/net/core/dev.c index 8494547..560c8c9 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1017,9 +1017,9 @@ void netdev_state_change(struct net_device *dev) } EXPORT_SYMBOL(netdev_state_change); -void netdev_bonding_change(struct net_device *dev) +void netdev_bonding_change(struct net_device *dev, unsigned long event) { - call_netdevice_notifiers(NETDEV_BONDING_FAILOVER, dev); + call_netdevice_notifiers(event, dev); } EXPORT_SYMBOL(netdev_bonding_change); diff --git a/net/dccp/ccids/Kconfig b/net/dccp/ccids/Kconfig index 4b5db44..8408398 100644 --- a/net/dccp/ccids/Kconfig +++ b/net/dccp/ccids/Kconfig @@ -66,9 +66,9 @@ config IP_DCCP_CCID3_RTO A value of 0 disables this feature by enforcing the value specified in RFC 3448. The following values have been suggested as bounds for experimental use: - * 16-20ms to match the typical multimedia inter-frame interval - * 100ms as a reasonable compromise [default] - * 1000ms corresponds to the lower TCP RTO bound (RFC 2988, 2.4) + * 16-20ms to match the typical multimedia inter-frame interval + * 100ms as a reasonable compromise [default] + * 1000ms corresponds to the lower TCP RTO bound (RFC 2988, 2.4) The default of 100ms is a compromise between a large value for efficient DCCP implementations, and a small value to avoid disrupting diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c index d235294..e8cf99e 100644 --- a/net/dccp/ccids/ccid2.c +++ b/net/dccp/ccids/ccid2.c @@ -1,6 +1,4 @@ /* - * net/dccp/ccids/ccid2.c - * * Copyright (c) 2005, 2006 Andrea Bittau <a.bittau@cs.ucl.ac.uk> * * Changes to meet Linux coding standards, and DCCP infrastructure fixes. diff --git a/net/dccp/ccids/ccid2.h b/net/dccp/ccids/ccid2.h index 2c94ca0..326ac90 100644 --- a/net/dccp/ccids/ccid2.h +++ b/net/dccp/ccids/ccid2.h @@ -1,6 +1,4 @@ /* - * net/dccp/ccids/ccid2.h - * * Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk> * * This program is free software; you can redistribute it and/or modify @@ -40,14 +38,14 @@ struct ccid2_seq { #define CCID2_SEQBUF_LEN 1024 #define CCID2_SEQBUF_MAX 128 -/** struct ccid2_hc_tx_sock - CCID2 TX half connection - * +/** + * struct ccid2_hc_tx_sock - CCID2 TX half connection * @ccid2hctx_{cwnd,ssthresh,pipe}: as per RFC 4341, section 5 * @ccid2hctx_packets_acked - Ack counter for deriving cwnd growth (RFC 3465) * @ccid2hctx_lastrtt -time RTT was last measured * @ccid2hctx_rpseq - last consecutive seqno * @ccid2hctx_rpdupack - dupacks since rpseq -*/ + */ struct ccid2_hc_tx_sock { u32 ccid2hctx_cwnd; u32 ccid2hctx_ssthresh; diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index f596ce1..34dcc79 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -1,6 +1,4 @@ /* - * net/dccp/ccids/ccid3.c - * * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz> @@ -750,7 +748,8 @@ static int ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb) return 0; } -/** ccid3_first_li - Implements [RFC 3448, 6.3.1] +/** + * ccid3_first_li - Implements [RFC 5348, 6.3.1] * * Determine the length of the first loss interval via inverse lookup. * Assume that X_recv can be computed by the throughput equation diff --git a/net/dccp/ccids/ccid3.h b/net/dccp/ccids/ccid3.h index 49ca32b..e5a2441 100644 --- a/net/dccp/ccids/ccid3.h +++ b/net/dccp/ccids/ccid3.h @@ -1,6 +1,4 @@ /* - * net/dccp/ccids/ccid3.h - * * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * @@ -75,8 +73,8 @@ enum ccid3_hc_tx_states { TFRC_SSTATE_TERM, }; -/** struct ccid3_hc_tx_sock - CCID3 sender half-connection socket - * +/** + * struct ccid3_hc_tx_sock - CCID3 sender half-connection socket * @ccid3hctx_x - Current sending rate in 64 * bytes per second * @ccid3hctx_x_recv - Receive rate in 64 * bytes per second * @ccid3hctx_x_calc - Calculated rate in bytes per second @@ -119,9 +117,9 @@ struct ccid3_hc_tx_sock { static inline struct ccid3_hc_tx_sock *ccid3_hc_tx_sk(const struct sock *sk) { - struct ccid3_hc_tx_sock *hctx = ccid_priv(dccp_sk(sk)->dccps_hc_tx_ccid); - BUG_ON(hctx == NULL); - return hctx; + struct ccid3_hc_tx_sock *hctx = ccid_priv(dccp_sk(sk)->dccps_hc_tx_ccid); + BUG_ON(hctx == NULL); + return hctx; } /* TFRC receiver states */ @@ -131,22 +129,22 @@ enum ccid3_hc_rx_states { TFRC_RSTATE_TERM = 127, }; -/** struct ccid3_hc_rx_sock - CCID3 receiver half-connection socket - * - * @ccid3hcrx_x_recv - Receiver estimate of send rate (RFC 3448 4.3) - * @ccid3hcrx_rtt - Receiver estimate of rtt (non-standard) - * @ccid3hcrx_p - Current loss event rate (RFC 3448 5.4) - * @ccid3hcrx_last_counter - Tracks window counter (RFC 4342, 8.1) - * @ccid3hcrx_state - Receiver state, one of %ccid3_hc_rx_states - * @ccid3hcrx_bytes_recv - Total sum of DCCP payload bytes - * @ccid3hcrx_x_recv - Receiver estimate of send rate (RFC 3448, sec. 4.3) - * @ccid3hcrx_rtt - Receiver estimate of RTT - * @ccid3hcrx_tstamp_last_feedback - Time at which last feedback was sent - * @ccid3hcrx_tstamp_last_ack - Time at which last feedback was sent - * @ccid3hcrx_hist - Packet history (loss detection + RTT sampling) - * @ccid3hcrx_li_hist - Loss Interval database - * @ccid3hcrx_s - Received packet size in bytes - * @ccid3hcrx_pinv - Inverse of Loss Event Rate (RFC 4342, sec. 8.5) +/** + * struct ccid3_hc_rx_sock - CCID3 receiver half-connection socket + * @ccid3hcrx_x_recv - Receiver estimate of send rate (RFC 3448 4.3) + * @ccid3hcrx_rtt - Receiver estimate of rtt (non-standard) + * @ccid3hcrx_p - Current loss event rate (RFC 3448 5.4) + * @ccid3hcrx_last_counter - Tracks window counter (RFC 4342, 8.1) + * @ccid3hcrx_state - Receiver state, one of %ccid3_hc_rx_states + * @ccid3hcrx_bytes_recv - Total sum of DCCP payload bytes + * @ccid3hcrx_x_recv - Receiver estimate of send rate (RFC 3448, sec. 4.3) + * @ccid3hcrx_rtt - Receiver estimate of RTT + * @ccid3hcrx_tstamp_last_feedback - Time at which last feedback was sent + * @ccid3hcrx_tstamp_last_ack - Time at which last feedback was sent + * @ccid3hcrx_hist - Packet history (loss detection + RTT sampling) + * @ccid3hcrx_li_hist - Loss Interval database + * @ccid3hcrx_s - Received packet size in bytes + * @ccid3hcrx_pinv - Inverse of Loss Event Rate (RFC 4342, sec. 8.5) */ struct ccid3_hc_rx_sock { u8 ccid3hcrx_last_counter:4; @@ -163,9 +161,9 @@ struct ccid3_hc_rx_sock { static inline struct ccid3_hc_rx_sock *ccid3_hc_rx_sk(const struct sock *sk) { - struct ccid3_hc_rx_sock *hcrx = ccid_priv(dccp_sk(sk)->dccps_hc_rx_ccid); - BUG_ON(hcrx == NULL); - return hcrx; + struct ccid3_hc_rx_sock *hcrx = ccid_priv(dccp_sk(sk)->dccps_hc_rx_ccid); + BUG_ON(hcrx == NULL); + return hcrx; } #endif /* _DCCP_CCID3_H_ */ diff --git a/net/dccp/ccids/lib/loss_interval.c b/net/dccp/ccids/lib/loss_interval.c index 4d1e401..8fc3cbf 100644 --- a/net/dccp/ccids/lib/loss_interval.c +++ b/net/dccp/ccids/lib/loss_interval.c @@ -1,6 +1,4 @@ /* - * net/dccp/ccids/lib/loss_interval.c - * * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz> @@ -21,7 +19,7 @@ static const int tfrc_lh_weights[NINTERVAL] = { 10, 10, 10, 10, 8, 6, 4, 2 }; /* implements LIFO semantics on the array */ static inline u8 LIH_INDEX(const u8 ctr) { - return (LIH_SIZE - 1 - (ctr % LIH_SIZE)); + return LIH_SIZE - 1 - (ctr % LIH_SIZE); } /* the `counter' index always points at the next entry to be populated */ @@ -129,7 +127,8 @@ static inline u8 tfrc_lh_is_new_loss(struct tfrc_loss_interval *cur, (cur->li_is_closed || SUB16(new_loss->tfrchrx_ccval, cur->li_ccval) > 4); } -/** tfrc_lh_interval_add - Insert new record into the Loss Interval database +/** + * tfrc_lh_interval_add - Insert new record into the Loss Interval database * @lh: Loss Interval database * @rh: Receive history containing a fresh loss event * @calc_first_li: Caller-dependent routine to compute length of first interval diff --git a/net/dccp/ccids/lib/loss_interval.h b/net/dccp/ccids/lib/loss_interval.h index 246018a..d1d2f53 100644 --- a/net/dccp/ccids/lib/loss_interval.h +++ b/net/dccp/ccids/lib/loss_interval.h @@ -1,8 +1,6 @@ #ifndef _DCCP_LI_HIST_ #define _DCCP_LI_HIST_ /* - * net/dccp/ccids/lib/loss_interval.h - * * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz> diff --git a/net/dccp/ccids/lib/packet_history.c b/net/dccp/ccids/lib/packet_history.c index b7785b3..3a4f414 100644 --- a/net/dccp/ccids/lib/packet_history.c +++ b/net/dccp/ccids/lib/packet_history.c @@ -1,6 +1,4 @@ /* - * net/dccp/packet_history.c - * * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * @@ -128,7 +126,7 @@ u32 tfrc_tx_hist_rtt(struct tfrc_tx_hist_entry *head, const u64 seqno, /* - * Receiver History Routines + * Receiver History Routines */ static struct kmem_cache *tfrc_rx_hist_slab; diff --git a/net/dccp/ccids/lib/packet_history.h b/net/dccp/ccids/lib/packet_history.h index 461cc91..7df6c52 100644 --- a/net/dccp/ccids/lib/packet_history.h +++ b/net/dccp/ccids/lib/packet_history.h @@ -70,7 +70,6 @@ struct tfrc_rx_hist_entry { /** * tfrc_rx_hist - RX history structure for TFRC-based protocols - * * @ring: Packet history for RTT sampling and loss detection * @loss_count: Number of entries in circular history * @loss_start: Movable index (for loss detection) diff --git a/net/dccp/ccids/lib/tfrc.h b/net/dccp/ccids/lib/tfrc.h index e9720b1..01bb48e 100644 --- a/net/dccp/ccids/lib/tfrc.h +++ b/net/dccp/ccids/lib/tfrc.h @@ -1,8 +1,6 @@ #ifndef _TFRC_H_ #define _TFRC_H_ /* - * net/dccp/ccids/lib/tfrc.h - * * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-6 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-6 Ian McDonald <ian.mcdonald@jandi.co.nz> @@ -32,7 +30,7 @@ extern int tfrc_debug; /* integer-arithmetic divisions of type (a * 1000000)/b */ static inline u64 scaled_div(u64 a, u64 b) { - BUG_ON(b==0); + BUG_ON(b == 0); return div64_u64(a * 1000000, b); } diff --git a/net/dccp/ccids/lib/tfrc_equation.c b/net/dccp/ccids/lib/tfrc_equation.c index c5d3a9e..22ca1cf 100644 --- a/net/dccp/ccids/lib/tfrc_equation.c +++ b/net/dccp/ccids/lib/tfrc_equation.c @@ -1,6 +1,4 @@ /* - * net/dccp/ccids/lib/tfrc_equation.c - * * Copyright (c) 2005 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz> * Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br> @@ -79,10 +77,10 @@ } With the given configuration, we have, with M = TFRC_CALC_X_ARRSIZE-1, - lookup[0][0] = g(1000000/(M+1)) = 1000000 * f(0.2%) - lookup[M][0] = g(1000000) = 1000000 * f(100%) - lookup[0][1] = g(TFRC_SMALLEST_P) = 1000000 * f(0.01%) - lookup[M][1] = g(TFRC_CALC_X_SPLIT) = 1000000 * f(5%) + lookup[0][0] = g(1000000/(M+1)) = 1000000 * f(0.2%) + lookup[M][0] = g(1000000) = 1000000 * f(100%) + lookup[0][1] = g(TFRC_SMALLEST_P) = 1000000 * f(0.01%) + lookup[M][1] = g(TFRC_CALC_X_SPLIT) = 1000000 * f(5%) In summary, the two columns represent f(p) for the following ranges: * The first column is for 0.002 <= p <= 1.0 @@ -610,11 +608,10 @@ static inline u32 tfrc_binsearch(u32 fval, u8 small) /** * tfrc_calc_x - Calculate the send rate as per section 3.1 of RFC3448 - * - * @s: packet size in bytes - * @R: RTT scaled by 1000000 (i.e., microseconds) - * @p: loss ratio estimate scaled by 1000000 - * Returns X_calc in bytes per second (not scaled). + * @s: packet size in bytes + * @R: RTT scaled by 1000000 (i.e., microseconds) + * @p: loss ratio estimate scaled by 1000000 + * Returns X_calc in bytes per second (not scaled). */ u32 tfrc_calc_x(u16 s, u32 R, u32 p) { @@ -630,17 +627,17 @@ u32 tfrc_calc_x(u16 s, u32 R, u32 p) return ~0U; } - if (p <= TFRC_CALC_X_SPLIT) { /* 0.0000 < p <= 0.05 */ + if (p <= TFRC_CALC_X_SPLIT) { /* 0.0000 < p <= 0.05 */ if (p < TFRC_SMALLEST_P) { /* 0.0000 < p < 0.0001 */ DCCP_WARN("Value of p (%d) below resolution. " "Substituting %d\n", p, TFRC_SMALLEST_P); index = 0; - } else /* 0.0001 <= p <= 0.05 */ + } else /* 0.0001 <= p <= 0.05 */ index = p/TFRC_SMALLEST_P - 1; f = tfrc_calc_x_lookup[index][1]; - } else { /* 0.05 < p <= 1.00 */ + } else { /* 0.05 < p <= 1.00 */ index = p/(1000000/TFRC_CALC_X_ARRSIZE) - 1; f = tfrc_calc_x_lookup[index][0]; @@ -661,7 +658,6 @@ u32 tfrc_calc_x(u16 s, u32 R, u32 p) /** * tfrc_calc_x_reverse_lookup - try to find p given f(p) - * * @fvalue: function value to match, scaled by 1000000 * Returns closest match for p, also scaled by 1000000 */ diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index d01c00d..7302e14 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -948,7 +948,7 @@ static struct proto dccp_v4_prot = { #endif }; -static struct net_protocol dccp_v4_protocol = { +static const struct net_protocol dccp_v4_protocol = { .handler = dccp_v4_rcv, .err_handler = dccp_v4_err, .no_policy = 1, diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index 64f011c..e48ca5d 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -1152,13 +1152,13 @@ static struct proto dccp_v6_prot = { #endif }; -static struct inet6_protocol dccp_v6_protocol = { +static const struct inet6_protocol dccp_v6_protocol = { .handler = dccp_v6_rcv, .err_handler = dccp_v6_err, .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_FINAL, }; -static struct proto_ops inet6_dccp_ops = { +static const struct proto_ops inet6_dccp_ops = { .family = PF_INET6, .owner = THIS_MODULE, .release = inet6_release, diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c index 77ae685..51593a4 100644 --- a/net/ieee802154/dgram.c +++ b/net/ieee802154/dgram.c @@ -414,7 +414,7 @@ static int dgram_getsockopt(struct sock *sk, int level, int optname, } static int dgram_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user optlen) + char __user *optval, int optlen) { struct dgram_sock *ro = dgram_sk(sk); int val; diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c index 2106ecb..ca767bd 100644 --- a/net/ieee802154/netlink.c +++ b/net/ieee802154/netlink.c @@ -35,6 +35,7 @@ #include <net/ieee802154_netdev.h> static unsigned int ieee802154_seq_num; +static DEFINE_SPINLOCK(ieee802154_seq_lock); static struct genl_family ieee802154_coordinator_family = { .id = GENL_ID_GENERATE, @@ -57,12 +58,15 @@ static struct sk_buff *ieee802154_nl_create(int flags, u8 req) { void *hdr; struct sk_buff *msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC); + unsigned long f; if (!msg) return NULL; + spin_lock_irqsave(&ieee802154_seq_lock, f); hdr = genlmsg_put(msg, 0, ieee802154_seq_num++, &ieee802154_coordinator_family, flags, req); + spin_unlock_irqrestore(&ieee802154_seq_lock, f); if (!hdr) { nlmsg_free(msg); return NULL; diff --git a/net/ieee802154/raw.c b/net/ieee802154/raw.c index 4681501..1319885 100644 --- a/net/ieee802154/raw.c +++ b/net/ieee802154/raw.c @@ -244,7 +244,7 @@ static int raw_getsockopt(struct sock *sk, int level, int optname, } static int raw_setsockopt(struct sock *sk, int level, int optname, - char __user *optval, int __user optlen) + char __user *optval, int optlen) { return -EOPNOTSUPP; } diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 6c30a73..58c4b0f 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -244,7 +244,7 @@ EXPORT_SYMBOL(build_ehash_secret); static inline int inet_netns_ok(struct net *net, int protocol) { int hash; - struct net_protocol *ipprot; + const struct net_protocol *ipprot; if (net_eq(net, &init_net)) return 1; @@ -1162,7 +1162,7 @@ EXPORT_SYMBOL(inet_sk_rebuild_header); static int inet_gso_send_check(struct sk_buff *skb) { struct iphdr *iph; - struct net_protocol *ops; + const struct net_protocol *ops; int proto; int ihl; int err = -EINVAL; @@ -1198,7 +1198,7 @@ static struct sk_buff *inet_gso_segment(struct sk_buff *skb, int features) { struct sk_buff *segs = ERR_PTR(-EINVAL); struct iphdr *iph; - struct net_protocol *ops; + const struct net_protocol *ops; int proto; int ihl; int id; @@ -1265,7 +1265,7 @@ out: static struct sk_buff **inet_gro_receive(struct sk_buff **head, struct sk_buff *skb) { - struct net_protocol *ops; + const struct net_protocol *ops; struct sk_buff **pp = NULL; struct sk_buff *p; struct iphdr *iph; @@ -1342,7 +1342,7 @@ out: static int inet_gro_complete(struct sk_buff *skb) { - struct net_protocol *ops; + const struct net_protocol *ops; struct iphdr *iph = ip_hdr(skb); int proto = iph->protocol & (MAX_INET_PROTOS - 1); int err = -ENOSYS; @@ -1427,13 +1427,13 @@ void snmp_mib_free(void *ptr[2]) EXPORT_SYMBOL_GPL(snmp_mib_free); #ifdef CONFIG_IP_MULTICAST -static struct net_protocol igmp_protocol = { +static const struct net_protocol igmp_protocol = { .handler = igmp_rcv, .netns_ok = 1, }; #endif -static struct net_protocol tcp_protocol = { +static const struct net_protocol tcp_protocol = { .handler = tcp_v4_rcv, .err_handler = tcp_v4_err, .gso_send_check = tcp_v4_gso_send_check, @@ -1444,7 +1444,7 @@ static struct net_protocol tcp_protocol = { .netns_ok = 1, }; -static struct net_protocol udp_protocol = { +static const struct net_protocol udp_protocol = { .handler = udp_rcv, .err_handler = udp_err, .gso_send_check = udp4_ufo_send_check, @@ -1453,7 +1453,7 @@ static struct net_protocol udp_protocol = { .netns_ok = 1, }; -static struct net_protocol icmp_protocol = { +static const struct net_protocol icmp_protocol = { .handler = icmp_rcv, .no_policy = 1, .netns_ok = 1, diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c index e878e49..5c66270 100644 --- a/net/ipv4/ah4.c +++ b/net/ipv4/ah4.c @@ -311,7 +311,7 @@ static const struct xfrm_type ah_type = .output = ah_output }; -static struct net_protocol ah4_protocol = { +static const struct net_protocol ah4_protocol = { .handler = xfrm4_rcv, .err_handler = ah4_err, .no_policy = 1, diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 3863c3a..07336c6 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -1087,6 +1087,12 @@ static int inetdev_event(struct notifier_block *this, unsigned long event, case NETDEV_DOWN: ip_mc_down(in_dev); break; + case NETDEV_BONDING_OLDTYPE: + ip_mc_unmap(in_dev); + break; + case NETDEV_BONDING_NEWTYPE: + ip_mc_remap(in_dev); + break; case NETDEV_CHANGEMTU: if (inetdev_valid_mtu(dev->mtu)) break; diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index 18bb383..12f7287 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -615,7 +615,7 @@ static const struct xfrm_type esp_type = .output = esp_output }; -static struct net_protocol esp4_protocol = { +static const struct net_protocol esp4_protocol = { .handler = xfrm4_rcv, .err_handler = esp4_err, .no_policy = 1, diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index 97c410e..5bc13fe 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -655,7 +655,7 @@ static void icmp_unreach(struct sk_buff *skb) struct iphdr *iph; struct icmphdr *icmph; int hash, protocol; - struct net_protocol *ipprot; + const struct net_protocol *ipprot; u32 info = 0; struct net *net; diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index 01b4284..d41e5de 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -1298,6 +1298,28 @@ void ip_mc_dec_group(struct in_device *in_dev, __be32 addr) } } +/* Device changing type */ + +void ip_mc_unmap(struct in_device *in_dev) +{ + struct ip_mc_list *i; + + ASSERT_RTNL(); + + for (i = in_dev->mc_list; i; i = i->next) + igmp_group_dropped(i); +} + +void ip_mc_remap(struct in_device *in_dev) +{ + struct ip_mc_list *i; + + ASSERT_RTNL(); + + for (i = in_dev->mc_list; i; i = i->next) + igmp_group_added(i); +} + /* Device going down */ void ip_mc_down(struct in_device *in_dev) diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 533afaa..d9645c9 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -1288,7 +1288,7 @@ static void ipgre_fb_tunnel_init(struct net_device *dev) } -static struct net_protocol ipgre_protocol = { +static const struct net_protocol ipgre_protocol = { .handler = ipgre_rcv, .err_handler = ipgre_err, .netns_ok = 1, diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c index db46b4b..6c98b43 100644 --- a/net/ipv4/ip_input.c +++ b/net/ipv4/ip_input.c @@ -202,7 +202,7 @@ static int ip_local_deliver_finish(struct sk_buff *skb) { int protocol = ip_hdr(skb)->protocol; int hash, raw; - struct net_protocol *ipprot; + const struct net_protocol *ipprot; resubmit: raw = raw_local_deliver(skb, protocol); diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c index 3262ce0..38fbf04 100644 --- a/net/ipv4/ipcomp.c +++ b/net/ipv4/ipcomp.c @@ -146,7 +146,7 @@ static const struct xfrm_type ipcomp_type = { .output = ipcomp_output }; -static struct net_protocol ipcomp4_protocol = { +static const struct net_protocol ipcomp4_protocol = { .handler = xfrm4_rcv, .err_handler = ipcomp4_err, .no_policy = 1, diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 65d421c..c43ec2d 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -99,10 +99,6 @@ static int ipmr_cache_report(struct net *net, struct sk_buff *pkt, vifi_t vifi, int assert); static int ipmr_fill_mroute(struct sk_buff *skb, struct mfc_cache *c, struct rtmsg *rtm); -#ifdef CONFIG_IP_PIMSM_V2 -static struct net_protocol pim_protocol; -#endif - static struct timer_list ipmr_expire_timer; /* Service routines creating virtual interfaces: DVMRP tunnels and PIMREG */ @@ -1945,7 +1941,7 @@ static const struct file_operations ipmr_mfc_fops = { #endif #ifdef CONFIG_IP_PIMSM_V2 -static struct net_protocol pim_protocol = { +static const struct net_protocol pim_protocol = { .handler = pim_rcv, .netns_ok = 1, }; diff --git a/net/ipv4/protocol.c b/net/ipv4/protocol.c index a2e5fc0..542f22fc9 100644 --- a/net/ipv4/protocol.c +++ b/net/ipv4/protocol.c @@ -28,14 +28,14 @@ #include <linux/spinlock.h> #include <net/protocol.h> -struct net_protocol *inet_protos[MAX_INET_PROTOS] ____cacheline_aligned_in_smp; +const struct net_protocol *inet_protos[MAX_INET_PROTOS] ____cacheline_aligned_in_smp; static DEFINE_SPINLOCK(inet_proto_lock); /* * Add a protocol handler to the hash tables */ -int inet_add_protocol(struct net_protocol *prot, unsigned char protocol) +int inet_add_protocol(const struct net_protocol *prot, unsigned char protocol) { int hash, ret; @@ -57,7 +57,7 @@ int inet_add_protocol(struct net_protocol *prot, unsigned char protocol) * Remove a protocol from the hash tables. */ -int inet_del_protocol(struct net_protocol *prot, unsigned char protocol) +int inet_del_protocol(const struct net_protocol *prot, unsigned char protocol) { int hash, ret; diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index edeea06..19a0612 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2012,7 +2012,7 @@ int tcp_disconnect(struct sock *sk, int flags) tp->snd_cwnd = 2; icsk->icsk_probes_out = 0; tp->packets_out = 0; - tp->snd_ssthresh = 0x7fffffff; + tp->snd_ssthresh = TCP_INFINITE_SSTHRESH; tp->snd_cwnd_cnt = 0; tp->bytes_acked = 0; tcp_set_ca_state(sk, TCP_CA_Open); diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index af6d6fa..d86784b 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -761,7 +761,7 @@ void tcp_update_metrics(struct sock *sk) set_dst_metric_rtt(dst, RTAX_RTTVAR, var); } - if (tp->snd_ssthresh >= 0xFFFF) { + if (tcp_in_initial_slowstart(tp)) { /* Slow start still did not finish. */ if (dst_metric(dst, RTAX_SSTHRESH) && !dst_metric_locked(dst, RTAX_SSTHRESH) && diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 0543561..7cda24b 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1808,7 +1808,7 @@ static int tcp_v4_init_sock(struct sock *sk) /* See draft-stevens-tcpca-spec-01 for discussion of the * initialization of these values. */ - tp->snd_ssthresh = 0x7fffffff; /* Infinity */ + tp->snd_ssthresh = TCP_INFINITE_SSTHRESH; tp->snd_cwnd_clamp = ~0; tp->mss_cache = 536; @@ -2284,7 +2284,7 @@ static void get_tcp4_sock(struct sock *sk, struct seq_file *f, int i, int *len) jiffies_to_clock_t(icsk->icsk_ack.ato), (icsk->icsk_ack.quick << 1) | icsk->icsk_ack.pingpong, tp->snd_cwnd, - tp->snd_ssthresh >= 0xFFFF ? -1 : tp->snd_ssthresh, + tcp_in_initial_slowstart(tp) ? -1 : tp->snd_ssthresh, len); } diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index e48c37d..624c3c9 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -363,7 +363,7 @@ void tcp_twsk_destructor(struct sock *sk) #ifdef CONFIG_TCP_MD5SIG struct tcp_timewait_sock *twsk = tcp_twsk(sk); if (twsk->tw_md5_keylen) - tcp_put_md5sig_pool(); + tcp_free_md5sig_pool(); #endif } @@ -410,7 +410,7 @@ struct sock *tcp_create_openreq_child(struct sock *sk, struct request_sock *req, newtp->retrans_out = 0; newtp->sacked_out = 0; newtp->fackets_out = 0; - newtp->snd_ssthresh = 0x7fffffff; + newtp->snd_ssthresh = TCP_INFINITE_SSTHRESH; /* So many TCP implementations out there (incorrectly) count the * initial SYN frame in their delayed-ACK and congestion control diff --git a/net/ipv4/tunnel4.c b/net/ipv4/tunnel4.c index cb1f0e8..3959e0c 100644 --- a/net/ipv4/tunnel4.c +++ b/net/ipv4/tunnel4.c @@ -132,7 +132,7 @@ static void tunnel64_err(struct sk_buff *skb, u32 info) } #endif -static struct net_protocol tunnel4_protocol = { +static const struct net_protocol tunnel4_protocol = { .handler = tunnel4_rcv, .err_handler = tunnel4_err, .no_policy = 1, @@ -140,7 +140,7 @@ static struct net_protocol tunnel4_protocol = { }; #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) -static struct net_protocol tunnel64_protocol = { +static const struct net_protocol tunnel64_protocol = { .handler = tunnel64_rcv, .err_handler = tunnel64_err, .no_policy = 1, diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index c784891..95248d7 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -25,7 +25,7 @@ static void udplite_err(struct sk_buff *skb, u32 info) __udp4_lib_err(skb, info, &udplite_table); } -static struct net_protocol udplite_protocol = { +static const struct net_protocol udplite_protocol = { .handler = udplite_rcv, .err_handler = udplite_err, .no_policy = 1, diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index c9b3690..55f486d 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -137,6 +137,8 @@ static DEFINE_SPINLOCK(addrconf_verify_lock); static void addrconf_join_anycast(struct inet6_ifaddr *ifp); static void addrconf_leave_anycast(struct inet6_ifaddr *ifp); +static void addrconf_bonding_change(struct net_device *dev, + unsigned long event); static int addrconf_ifdown(struct net_device *dev, int how); static void addrconf_dad_start(struct inet6_ifaddr *ifp, u32 flags); @@ -1405,8 +1407,8 @@ void addrconf_dad_failure(struct inet6_ifaddr *ifp) struct inet6_dev *idev = ifp->idev; if (net_ratelimit()) - printk(KERN_INFO "%s: IPv6 duplicate address detected!\n", - ifp->idev->dev->name); + printk(KERN_INFO "%s: IPv6 duplicate address %pI6c detected!\n", + ifp->idev->dev->name, &ifp->addr); if (idev->cnf.accept_dad > 1 && !idev->cnf.disable_ipv6) { struct in6_addr addr; @@ -2582,6 +2584,10 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, return notifier_from_errno(err); } break; + case NETDEV_BONDING_OLDTYPE: + case NETDEV_BONDING_NEWTYPE: + addrconf_bonding_change(dev, event); + break; } return NOTIFY_OK; @@ -2595,6 +2601,19 @@ static struct notifier_block ipv6_dev_notf = { .priority = 0 }; +static void addrconf_bonding_change(struct net_device *dev, unsigned long event) +{ + struct inet6_dev *idev; + ASSERT_RTNL(); + + idev = __in6_dev_get(dev); + + if (event == NETDEV_BONDING_NEWTYPE) + ipv6_mc_remap(idev); + else if (event == NETDEV_BONDING_OLDTYPE) + ipv6_mc_unmap(idev); +} + static int addrconf_ifdown(struct net_device *dev, int how) { struct inet6_dev *idev; diff --git a/net/ipv6/af_inet6.c b/net/ipv6/af_inet6.c index a123a32..e127a32 100644 --- a/net/ipv6/af_inet6.c +++ b/net/ipv6/af_inet6.c @@ -710,7 +710,7 @@ EXPORT_SYMBOL_GPL(ipv6_opt_accepted); static int ipv6_gso_pull_exthdrs(struct sk_buff *skb, int proto) { - struct inet6_protocol *ops = NULL; + const struct inet6_protocol *ops = NULL; for (;;) { struct ipv6_opt_hdr *opth; @@ -745,7 +745,7 @@ static int ipv6_gso_pull_exthdrs(struct sk_buff *skb, int proto) static int ipv6_gso_send_check(struct sk_buff *skb) { struct ipv6hdr *ipv6h; - struct inet6_protocol *ops; + const struct inet6_protocol *ops; int err = -EINVAL; if (unlikely(!pskb_may_pull(skb, sizeof(*ipv6h)))) @@ -773,7 +773,7 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb, int features) { struct sk_buff *segs = ERR_PTR(-EINVAL); struct ipv6hdr *ipv6h; - struct inet6_protocol *ops; + const struct inet6_protocol *ops; int proto; struct frag_hdr *fptr; unsigned int unfrag_ip6hlen; @@ -840,7 +840,7 @@ struct ipv6_gro_cb { static struct sk_buff **ipv6_gro_receive(struct sk_buff **head, struct sk_buff *skb) { - struct inet6_protocol *ops; + const struct inet6_protocol *ops; struct sk_buff **pp = NULL; struct sk_buff *p; struct ipv6hdr *iph; @@ -926,7 +926,7 @@ out: static int ipv6_gro_complete(struct sk_buff *skb) { - struct inet6_protocol *ops; + const struct inet6_protocol *ops; struct ipv6hdr *iph = ipv6_hdr(skb); int err = -ENOSYS; diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c index 86f42a2..c1589e2 100644 --- a/net/ipv6/ah6.c +++ b/net/ipv6/ah6.c @@ -527,7 +527,7 @@ static const struct xfrm_type ah6_type = .hdr_offset = xfrm6_find_1stfragopt, }; -static struct inet6_protocol ah6_protocol = { +static const struct inet6_protocol ah6_protocol = { .handler = xfrm6_rcv, .err_handler = ah6_err, .flags = INET6_PROTO_NOPOLICY, diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c index 678bb95..af597c7 100644 --- a/net/ipv6/esp6.c +++ b/net/ipv6/esp6.c @@ -558,7 +558,7 @@ static const struct xfrm_type esp6_type = .hdr_offset = xfrm6_find_1stfragopt, }; -static struct inet6_protocol esp6_protocol = { +static const struct inet6_protocol esp6_protocol = { .handler = xfrm6_rcv, .err_handler = esp6_err, .flags = INET6_PROTO_NOPOLICY, diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c index 4aae658..df159ff 100644 --- a/net/ipv6/exthdrs.c +++ b/net/ipv6/exthdrs.c @@ -500,17 +500,17 @@ unknown_rh: return -1; } -static struct inet6_protocol rthdr_protocol = { +static const struct inet6_protocol rthdr_protocol = { .handler = ipv6_rthdr_rcv, .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_GSO_EXTHDR, }; -static struct inet6_protocol destopt_protocol = { +static const struct inet6_protocol destopt_protocol = { .handler = ipv6_destopt_rcv, .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_GSO_EXTHDR, }; -static struct inet6_protocol nodata_protocol = { +static const struct inet6_protocol nodata_protocol = { .handler = dst_discard, .flags = INET6_PROTO_NOPOLICY, }; diff --git a/net/ipv6/icmp.c b/net/ipv6/icmp.c index e2325f6..f23ebbe 100644 --- a/net/ipv6/icmp.c +++ b/net/ipv6/icmp.c @@ -86,7 +86,7 @@ static inline struct sock *icmpv6_sk(struct net *net) static int icmpv6_rcv(struct sk_buff *skb); -static struct inet6_protocol icmpv6_protocol = { +static const struct inet6_protocol icmpv6_protocol = { .handler = icmpv6_rcv, .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, }; @@ -583,7 +583,7 @@ out: static void icmpv6_notify(struct sk_buff *skb, u8 type, u8 code, __be32 info) { - struct inet6_protocol *ipprot; + const struct inet6_protocol *ipprot; int inner_offset; int hash; u8 nexthdr; diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c index 2d9cbaa..237e2db 100644 --- a/net/ipv6/ip6_input.c +++ b/net/ipv6/ip6_input.c @@ -159,7 +159,7 @@ drop: static int ip6_input_finish(struct sk_buff *skb) { - struct inet6_protocol *ipprot; + const struct inet6_protocol *ipprot; unsigned int nhoff; int nexthdr, raw; u8 hash; diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 5c8d737..3907510 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -83,10 +83,6 @@ static int ip6mr_cache_report(struct net *net, struct sk_buff *pkt, static int ip6mr_fill_mroute(struct sk_buff *skb, struct mfc6_cache *c, struct rtmsg *rtm); static void mroute_clean_tables(struct net *net); -#ifdef CONFIG_IPV6_PIMSM_V2 -static struct inet6_protocol pim6_protocol; -#endif - static struct timer_list ipmr_expire_timer; @@ -410,7 +406,7 @@ static int pim6_rcv(struct sk_buff *skb) return 0; } -static struct inet6_protocol pim6_protocol = { +static const struct inet6_protocol pim6_protocol = { .handler = pim6_rcv, }; diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c index 79c172f..2f2a5ca 100644 --- a/net/ipv6/ipcomp6.c +++ b/net/ipv6/ipcomp6.c @@ -178,7 +178,7 @@ static const struct xfrm_type ipcomp6_type = .hdr_offset = xfrm6_find_1stfragopt, }; -static struct inet6_protocol ipcomp6_protocol = +static const struct inet6_protocol ipcomp6_protocol = { .handler = xfrm6_rcv, .err_handler = ipcomp6_err, diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index 71c3dac..f9fcf69 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -2249,6 +2249,25 @@ static void igmp6_timer_handler(unsigned long data) ma_put(ma); } +/* Device changing type */ + +void ipv6_mc_unmap(struct inet6_dev *idev) +{ + struct ifmcaddr6 *i; + + /* Install multicast list, except for all-nodes (already installed) */ + + read_lock_bh(&idev->lock); + for (i = idev->mc_list; i; i = i->next) + igmp6_group_dropped(i); + read_unlock_bh(&idev->lock); +} + +void ipv6_mc_remap(struct inet6_dev *idev) +{ + ipv6_mc_up(idev); +} + /* Device going down */ void ipv6_mc_down(struct inet6_dev *idev) diff --git a/net/ipv6/protocol.c b/net/ipv6/protocol.c index 568864f..1fa3468 100644 --- a/net/ipv6/protocol.c +++ b/net/ipv6/protocol.c @@ -25,11 +25,11 @@ #include <linux/spinlock.h> #include <net/protocol.h> -struct inet6_protocol *inet6_protos[MAX_INET_PROTOS]; +const struct inet6_protocol *inet6_protos[MAX_INET_PROTOS]; static DEFINE_SPINLOCK(inet6_proto_lock); -int inet6_add_protocol(struct inet6_protocol *prot, unsigned char protocol) +int inet6_add_protocol(const struct inet6_protocol *prot, unsigned char protocol) { int ret, hash = protocol & (MAX_INET_PROTOS - 1); @@ -53,7 +53,7 @@ EXPORT_SYMBOL(inet6_add_protocol); * Remove a protocol from the hash tables. */ -int inet6_del_protocol(struct inet6_protocol *prot, unsigned char protocol) +int inet6_del_protocol(const struct inet6_protocol *prot, unsigned char protocol) { int ret, hash = protocol & (MAX_INET_PROTOS - 1); diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 2642a41..da5bd0e 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -627,7 +627,7 @@ fail_hdr: return -1; } -static struct inet6_protocol frag_protocol = +static const struct inet6_protocol frag_protocol = { .handler = ipv6_frag_rcv, .flags = INET6_PROTO_NOPOLICY, diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 9ccfef3..77aecbe 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -481,7 +481,7 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len, pref = rinfo->route_pref; if (pref == ICMPV6_ROUTER_PREF_INVALID) - pref = ICMPV6_ROUTER_PREF_MEDIUM; + return -EINVAL; lifetime = addrconf_timeout_fixup(ntohl(rinfo->lifetime), HZ); diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 3aae0f2..21d100b 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1846,7 +1846,7 @@ static int tcp_v6_init_sock(struct sock *sk) /* See draft-stevens-tcpca-spec-01 for discussion of the * initialization of these values. */ - tp->snd_ssthresh = 0x7fffffff; + tp->snd_ssthresh = TCP_INFINITE_SSTHRESH; tp->snd_cwnd_clamp = ~0; tp->mss_cache = 536; @@ -1969,7 +1969,8 @@ static void get_tcp6_sock(struct seq_file *seq, struct sock *sp, int i) jiffies_to_clock_t(icsk->icsk_rto), jiffies_to_clock_t(icsk->icsk_ack.ato), (icsk->icsk_ack.quick << 1 ) | icsk->icsk_ack.pingpong, - tp->snd_cwnd, tp->snd_ssthresh>=0xFFFF?-1:tp->snd_ssthresh + tp->snd_cwnd, + tcp_in_initial_slowstart(tp) ? -1 : tp->snd_ssthresh ); } @@ -2093,7 +2094,7 @@ struct proto tcpv6_prot = { #endif }; -static struct inet6_protocol tcpv6_protocol = { +static const struct inet6_protocol tcpv6_protocol = { .handler = tcp_v6_rcv, .err_handler = tcp_v6_err, .gso_send_check = tcp_v6_gso_send_check, diff --git a/net/ipv6/tunnel6.c b/net/ipv6/tunnel6.c index 633ad78..51e2832 100644 --- a/net/ipv6/tunnel6.c +++ b/net/ipv6/tunnel6.c @@ -133,13 +133,13 @@ static void tunnel6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, break; } -static struct inet6_protocol tunnel6_protocol = { +static const struct inet6_protocol tunnel6_protocol = { .handler = tunnel6_rcv, .err_handler = tunnel6_err, .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, }; -static struct inet6_protocol tunnel46_protocol = { +static const struct inet6_protocol tunnel46_protocol = { .handler = tunnel46_rcv, .err_handler = tunnel6_err, .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index 1640406..b265b70 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -1172,7 +1172,7 @@ out: return segs; } -static struct inet6_protocol udpv6_protocol = { +static const struct inet6_protocol udpv6_protocol = { .handler = udpv6_rcv, .err_handler = udpv6_err, .gso_send_check = udp6_ufo_send_check, diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c index 4818c48..d737a27 100644 --- a/net/ipv6/udplite.c +++ b/net/ipv6/udplite.c @@ -25,7 +25,7 @@ static void udplitev6_err(struct sk_buff *skb, __udp6_lib_err(skb, opt, type, code, offset, info, &udplite_table); } -static struct inet6_protocol udplitev6_protocol = { +static const struct inet6_protocol udplitev6_protocol = { .handler = udplitev6_rcv, .err_handler = udplitev6_err, .flags = INET6_PROTO_NOPOLICY|INET6_PROTO_FINAL, diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index 49c15b4..d985d16 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -34,7 +34,7 @@ static char iucv_userid[80]; -static struct proto_ops iucv_sock_ops; +static const struct proto_ops iucv_sock_ops; static struct proto iucv_proto = { .name = "AF_IUCV", @@ -59,8 +59,8 @@ do { \ DEFINE_WAIT(__wait); \ long __timeo = timeo; \ ret = 0; \ + prepare_to_wait(sk->sk_sleep, &__wait, TASK_INTERRUPTIBLE); \ while (!(condition)) { \ - prepare_to_wait(sk->sk_sleep, &__wait, TASK_INTERRUPTIBLE); \ if (!__timeo) { \ ret = -EAGAIN; \ break; \ @@ -361,10 +361,9 @@ static void iucv_sock_cleanup_listen(struct sock *parent) } parent->sk_state = IUCV_CLOSED; - sock_set_flag(parent, SOCK_ZAPPED); } -/* Kill socket */ +/* Kill socket (only if zapped and orphaned) */ static void iucv_sock_kill(struct sock *sk) { if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket) @@ -426,17 +425,18 @@ static void iucv_sock_close(struct sock *sk) skb_queue_purge(&iucv->send_skb_q); skb_queue_purge(&iucv->backlog_skb_q); - - sock_set_flag(sk, SOCK_ZAPPED); break; default: sock_set_flag(sk, SOCK_ZAPPED); + /* nothing to do here */ break; } + /* mark socket for deletion by iucv_sock_kill() */ + sock_set_flag(sk, SOCK_ZAPPED); + release_sock(sk); - iucv_sock_kill(sk); } static void iucv_sock_init(struct sock *sk, struct sock *parent) @@ -569,6 +569,7 @@ struct sock *iucv_accept_dequeue(struct sock *parent, struct socket *newsock) if (sk->sk_state == IUCV_CONNECTED || sk->sk_state == IUCV_SEVERED || + sk->sk_state == IUCV_DISCONN || /* due to PM restore */ !newsock) { iucv_accept_unlink(sk); if (newsock) @@ -1035,6 +1036,10 @@ out: return err; } +/* iucv_fragment_skb() - Fragment a single IUCV message into multiple skb's + * + * Locking: must be called with message_q.lock held + */ static int iucv_fragment_skb(struct sock *sk, struct sk_buff *skb, int len) { int dataleft, size, copied = 0; @@ -1069,6 +1074,10 @@ static int iucv_fragment_skb(struct sock *sk, struct sk_buff *skb, int len) return 0; } +/* iucv_process_message() - Receive a single outstanding IUCV message + * + * Locking: must be called with message_q.lock held + */ static void iucv_process_message(struct sock *sk, struct sk_buff *skb, struct iucv_path *path, struct iucv_message *msg) @@ -1119,6 +1128,10 @@ static void iucv_process_message(struct sock *sk, struct sk_buff *skb, skb_queue_head(&iucv_sk(sk)->backlog_skb_q, skb); } +/* iucv_process_message_q() - Process outstanding IUCV messages + * + * Locking: must be called with message_q.lock held + */ static void iucv_process_message_q(struct sock *sk) { struct iucv_sock *iucv = iucv_sk(sk); @@ -1209,6 +1222,7 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, kfree_skb(skb); /* Queue backlog skbs */ + spin_lock_bh(&iucv->message_q.lock); rskb = skb_dequeue(&iucv->backlog_skb_q); while (rskb) { if (sock_queue_rcv_skb(sk, rskb)) { @@ -1220,11 +1234,10 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, } } if (skb_queue_empty(&iucv->backlog_skb_q)) { - spin_lock_bh(&iucv->message_q.lock); if (!list_empty(&iucv->message_q.list)) iucv_process_message_q(sk); - spin_unlock_bh(&iucv->message_q.lock); } + spin_unlock_bh(&iucv->message_q.lock); } done: @@ -1682,7 +1695,7 @@ static void iucv_callback_shutdown(struct iucv_path *path, u8 ipuser[16]) bh_unlock_sock(sk); } -static struct proto_ops iucv_sock_ops = { +static const struct proto_ops iucv_sock_ops = { .family = PF_IUCV, .owner = THIS_MODULE, .release = iucv_sock_release, diff --git a/net/iucv/iucv.c b/net/iucv/iucv.c index c833481d..3973d0e 100644 --- a/net/iucv/iucv.c +++ b/net/iucv/iucv.c @@ -79,6 +79,14 @@ static int iucv_bus_match(struct device *dev, struct device_driver *drv) return 0; } +enum iucv_pm_states { + IUCV_PM_INITIAL = 0, + IUCV_PM_FREEZING = 1, + IUCV_PM_THAWING = 2, + IUCV_PM_RESTORING = 3, +}; +static enum iucv_pm_states iucv_pm_state; + static int iucv_pm_prepare(struct device *); static void iucv_pm_complete(struct device *); static int iucv_pm_freeze(struct device *); @@ -354,7 +362,7 @@ static int iucv_query_maxconn(void) " srl %0,28\n" : "=d" (ccode), "+d" (reg0), "+d" (reg1) : : "cc"); if (ccode == 0) - iucv_max_pathid = reg0; + iucv_max_pathid = reg1; kfree(param); return ccode ? -EPERM : 0; } @@ -856,7 +864,7 @@ int iucv_path_accept(struct iucv_path *path, struct iucv_handler *handler, int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -905,7 +913,7 @@ int iucv_path_connect(struct iucv_path *path, struct iucv_handler *handler, spin_lock_bh(&iucv_table_lock); iucv_cleanup_queue(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -965,7 +973,7 @@ int iucv_path_quiesce(struct iucv_path *path, u8 userdata[16]) int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -997,7 +1005,7 @@ int iucv_path_resume(struct iucv_path *path, u8 userdata[16]) int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1026,7 +1034,7 @@ int iucv_path_sever(struct iucv_path *path, u8 userdata[16]) int rc; preempt_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1060,7 +1068,7 @@ int iucv_message_purge(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1152,7 +1160,7 @@ int __iucv_message_receive(struct iucv_path *path, struct iucv_message *msg, if (msg->flags & IUCV_IPRMDATA) return iucv_message_receive_iprmdata(path, msg, flags, buffer, size, residual); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1225,7 +1233,7 @@ int iucv_message_reject(struct iucv_path *path, struct iucv_message *msg) int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1264,7 +1272,7 @@ int iucv_message_reply(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1314,7 +1322,7 @@ int __iucv_message_send(struct iucv_path *path, struct iucv_message *msg, union iucv_param *parm; int rc; - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1401,7 +1409,7 @@ int iucv_message_send2way(struct iucv_path *path, struct iucv_message *msg, int rc; local_bh_disable(); - if (!cpu_isset(smp_processor_id(), iucv_buffer_cpumask)) { + if (cpus_empty(iucv_buffer_cpumask)) { rc = -EIO; goto out; } @@ -1875,6 +1883,7 @@ static int iucv_pm_freeze(struct device *dev) #ifdef CONFIG_PM_DEBUG printk(KERN_WARNING "iucv_pm_freeze\n"); #endif + iucv_pm_state = IUCV_PM_FREEZING; for_each_cpu_mask_nr(cpu, iucv_irq_cpumask) smp_call_function_single(cpu, iucv_block_cpu_almost, NULL, 1); if (dev->driver && dev->driver->pm && dev->driver->pm->freeze) @@ -1899,6 +1908,7 @@ static int iucv_pm_thaw(struct device *dev) #ifdef CONFIG_PM_DEBUG printk(KERN_WARNING "iucv_pm_thaw\n"); #endif + iucv_pm_state = IUCV_PM_THAWING; if (!iucv_path_table) { rc = iucv_enable(); if (rc) @@ -1933,6 +1943,10 @@ static int iucv_pm_restore(struct device *dev) #ifdef CONFIG_PM_DEBUG printk(KERN_WARNING "iucv_pm_restore %p\n", iucv_path_table); #endif + if ((iucv_pm_state != IUCV_PM_RESTORING) && iucv_path_table) + pr_warning("Suspending Linux did not completely close all IUCV " + "connections\n"); + iucv_pm_state = IUCV_PM_RESTORING; if (cpus_empty(iucv_irq_cpumask)) { rc = iucv_query_maxconn(); rc = iucv_enable(); diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c index 7c51429..6e5d68b 100644 --- a/net/mac80211/rc80211_minstrel.c +++ b/net/mac80211/rc80211_minstrel.c @@ -418,7 +418,7 @@ minstrel_rate_init(void *priv, struct ieee80211_supported_band *sband, /* contention window */ tx_time_single += t_slot + min(cw, mp->cw_max); - cw = (cw + 1) << 1; + cw = (cw << 1) | 1; tx_time += tx_time_single; tx_time_cts += tx_time_single + mi->sp_ack_dur; diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index d0ff382..c5aab6a 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -177,9 +177,11 @@ static void netlink_sock_destruct(struct sock *sk) * this, _but_ remember, it adds useless work on UP machines. */ -static void netlink_table_grab(void) +void netlink_table_grab(void) __acquires(nl_table_lock) { + might_sleep(); + write_lock_irq(&nl_table_lock); if (atomic_read(&nl_table_users)) { @@ -200,7 +202,7 @@ static void netlink_table_grab(void) } } -static void netlink_table_ungrab(void) +void netlink_table_ungrab(void) __releases(nl_table_lock) { write_unlock_irq(&nl_table_lock); @@ -1549,37 +1551,21 @@ static void netlink_free_old_listeners(struct rcu_head *rcu_head) kfree(lrh->ptr); } -/** - * netlink_change_ngroups - change number of multicast groups - * - * This changes the number of multicast groups that are available - * on a certain netlink family. Note that it is not possible to - * change the number of groups to below 32. Also note that it does - * not implicitly call netlink_clear_multicast_users() when the - * number of groups is reduced. - * - * @sk: The kernel netlink socket, as returned by netlink_kernel_create(). - * @groups: The new number of groups. - */ -int netlink_change_ngroups(struct sock *sk, unsigned int groups) +int __netlink_change_ngroups(struct sock *sk, unsigned int groups) { unsigned long *listeners, *old = NULL; struct listeners_rcu_head *old_rcu_head; struct netlink_table *tbl = &nl_table[sk->sk_protocol]; - int err = 0; if (groups < 32) groups = 32; - netlink_table_grab(); if (NLGRPSZ(tbl->groups) < NLGRPSZ(groups)) { listeners = kzalloc(NLGRPSZ(groups) + sizeof(struct listeners_rcu_head), GFP_ATOMIC); - if (!listeners) { - err = -ENOMEM; - goto out_ungrab; - } + if (!listeners) + return -ENOMEM; old = tbl->listeners; memcpy(listeners, old, NLGRPSZ(tbl->groups)); rcu_assign_pointer(tbl->listeners, listeners); @@ -1597,8 +1583,29 @@ int netlink_change_ngroups(struct sock *sk, unsigned int groups) } tbl->groups = groups; - out_ungrab: + return 0; +} + +/** + * netlink_change_ngroups - change number of multicast groups + * + * This changes the number of multicast groups that are available + * on a certain netlink family. Note that it is not possible to + * change the number of groups to below 32. Also note that it does + * not implicitly call netlink_clear_multicast_users() when the + * number of groups is reduced. + * + * @sk: The kernel netlink socket, as returned by netlink_kernel_create(). + * @groups: The new number of groups. + */ +int netlink_change_ngroups(struct sock *sk, unsigned int groups) +{ + int err; + + netlink_table_grab(); + err = __netlink_change_ngroups(sk, groups); netlink_table_ungrab(); + return err; } diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index 66f6ba0..566941e 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -176,9 +176,10 @@ int genl_register_mc_group(struct genl_family *family, if (family->netnsok) { struct net *net; + netlink_table_grab(); rcu_read_lock(); for_each_net_rcu(net) { - err = netlink_change_ngroups(net->genl_sock, + err = __netlink_change_ngroups(net->genl_sock, mc_groups_longs * BITS_PER_LONG); if (err) { /* @@ -188,10 +189,12 @@ int genl_register_mc_group(struct genl_family *family, * increased on some sockets which is ok. */ rcu_read_unlock(); + netlink_table_ungrab(); goto out; } } rcu_read_unlock(); + netlink_table_ungrab(); } else { err = netlink_change_ngroups(init_net.genl_sock, mc_groups_longs * BITS_PER_LONG); diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c index 2f65dca..5f42f30 100644 --- a/net/phonet/pn_dev.c +++ b/net/phonet/pn_dev.c @@ -209,7 +209,14 @@ static int phonet_device_autoconf(struct net_device *dev) SIOCPNGAUTOCONF); if (ret < 0) return ret; - return phonet_address_add(dev, req.ifr_phonet_autoconf.device); + + ASSERT_RTNL(); + ret = phonet_address_add(dev, req.ifr_phonet_autoconf.device); + if (ret) + return ret; + phonet_address_notify(RTM_NEWADDR, dev, + req.ifr_phonet_autoconf.device); + return 0; } /* notify Phonet of device events */ diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c index 108ed2e..6b58aef 100644 --- a/net/rds/af_rds.c +++ b/net/rds/af_rds.c @@ -359,7 +359,7 @@ static struct proto rds_proto = { .obj_size = sizeof(struct rds_sock), }; -static struct proto_ops rds_proto_ops = { +static const struct proto_ops rds_proto_ops = { .family = AF_RDS, .owner = THIS_MODULE, .release = rds_release, diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index e5f478c..1e166c9 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -63,7 +63,7 @@ int sysctl_rose_window_size = ROSE_DEFAULT_WINDOW_SIZE; static HLIST_HEAD(rose_list); static DEFINE_SPINLOCK(rose_list_lock); -static struct proto_ops rose_proto_ops; +static const struct proto_ops rose_proto_ops; ax25_address rose_callsign; @@ -1515,7 +1515,7 @@ static struct net_proto_family rose_family_ops = { .owner = THIS_MODULE, }; -static struct proto_ops rose_proto_ops = { +static const struct proto_ops rose_proto_ops = { .family = PF_ROSE, .owner = THIS_MODULE, .release = rose_release, diff --git a/net/rxrpc/ar-ack.c b/net/rxrpc/ar-ack.c index c9f1f0a..b4a2209 100644 --- a/net/rxrpc/ar-ack.c +++ b/net/rxrpc/ar-ack.c @@ -40,7 +40,7 @@ static const s8 rxrpc_ack_priority[] = { /* * propose an ACK be sent */ -void __rxrpc_propose_ACK(struct rxrpc_call *call, uint8_t ack_reason, +void __rxrpc_propose_ACK(struct rxrpc_call *call, u8 ack_reason, __be32 serial, bool immediate) { unsigned long expiry; @@ -120,7 +120,7 @@ cancel_timer: /* * propose an ACK be sent, locking the call structure */ -void rxrpc_propose_ACK(struct rxrpc_call *call, uint8_t ack_reason, +void rxrpc_propose_ACK(struct rxrpc_call *call, u8 ack_reason, __be32 serial, bool immediate) { s8 prior = rxrpc_ack_priority[ack_reason]; @@ -520,7 +520,7 @@ static void rxrpc_zap_tx_window(struct rxrpc_call *call) struct rxrpc_skb_priv *sp; struct sk_buff *skb; unsigned long _skb, *acks_window; - uint8_t winsz = call->acks_winsz; + u8 winsz = call->acks_winsz; int tail; acks_window = call->acks_window; diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h index 3e7318c..7043b29 100644 --- a/net/rxrpc/ar-internal.h +++ b/net/rxrpc/ar-internal.h @@ -229,7 +229,7 @@ struct rxrpc_conn_bundle { int debug_id; /* debug ID for printks */ unsigned short num_conns; /* number of connections in this bundle */ __be16 service_id; /* service ID */ - uint8_t security_ix; /* security type */ + u8 security_ix; /* security type */ }; /* @@ -370,10 +370,10 @@ struct rxrpc_call { u8 channel; /* connection channel occupied by this call */ /* transmission-phase ACK management */ - uint8_t acks_head; /* offset into window of first entry */ - uint8_t acks_tail; /* offset into window of last entry */ - uint8_t acks_winsz; /* size of un-ACK'd window */ - uint8_t acks_unacked; /* lowest unacked packet in last ACK received */ + u8 acks_head; /* offset into window of first entry */ + u8 acks_tail; /* offset into window of last entry */ + u8 acks_winsz; /* size of un-ACK'd window */ + u8 acks_unacked; /* lowest unacked packet in last ACK received */ int acks_latest; /* serial number of latest ACK received */ rxrpc_seq_t acks_hard; /* highest definitively ACK'd msg seq */ unsigned long *acks_window; /* sent packet window @@ -388,7 +388,7 @@ struct rxrpc_call { rxrpc_seq_t rx_first_oos; /* first packet in rx_oos_queue (or 0) */ rxrpc_seq_t ackr_win_top; /* top of ACK window (rx_data_eaten is bottom) */ rxrpc_seq_net_t ackr_prev_seq; /* previous sequence number received */ - uint8_t ackr_reason; /* reason to ACK */ + u8 ackr_reason; /* reason to ACK */ __be32 ackr_serial; /* serial of packet being ACK'd */ atomic_t ackr_not_idle; /* number of packets in Rx queue */ @@ -402,22 +402,6 @@ struct rxrpc_call { }; /* - * RxRPC key for Kerberos (type-2 security) - */ -struct rxkad_key { - u16 security_index; /* RxRPC header security index */ - u16 ticket_len; /* length of ticket[] */ - u32 expiry; /* time at which expires */ - u32 kvno; /* key version number */ - u8 session_key[8]; /* DES session key */ - u8 ticket[0]; /* the encrypted ticket */ -}; - -struct rxrpc_key_payload { - struct rxkad_key k; -}; - -/* * locally abort an RxRPC call */ static inline void rxrpc_abort_call(struct rxrpc_call *call, u32 abort_code) @@ -450,8 +434,8 @@ extern int rxrpc_reject_call(struct rxrpc_sock *); /* * ar-ack.c */ -extern void __rxrpc_propose_ACK(struct rxrpc_call *, uint8_t, __be32, bool); -extern void rxrpc_propose_ACK(struct rxrpc_call *, uint8_t, __be32, bool); +extern void __rxrpc_propose_ACK(struct rxrpc_call *, u8, __be32, bool); +extern void rxrpc_propose_ACK(struct rxrpc_call *, u8, __be32, bool); extern void rxrpc_process_call(struct work_struct *); /* diff --git a/net/rxrpc/ar-key.c b/net/rxrpc/ar-key.c index ad8c7a7..74697b2 100644 --- a/net/rxrpc/ar-key.c +++ b/net/rxrpc/ar-key.c @@ -17,6 +17,7 @@ #include <linux/skbuff.h> #include <linux/key-type.h> #include <linux/crypto.h> +#include <linux/ctype.h> #include <net/sock.h> #include <net/af_rxrpc.h> #include <keys/rxrpc-type.h> @@ -28,6 +29,7 @@ static int rxrpc_instantiate_s(struct key *, const void *, size_t); static void rxrpc_destroy(struct key *); static void rxrpc_destroy_s(struct key *); static void rxrpc_describe(const struct key *, struct seq_file *); +static long rxrpc_read(const struct key *, char __user *, size_t); /* * rxrpc defined keys take an arbitrary string as the description and an @@ -39,6 +41,7 @@ struct key_type key_type_rxrpc = { .match = user_match, .destroy = rxrpc_destroy, .describe = rxrpc_describe, + .read = rxrpc_read, }; EXPORT_SYMBOL(key_type_rxrpc); @@ -55,6 +58,595 @@ struct key_type key_type_rxrpc_s = { }; /* + * parse an RxKAD type XDR format token + * - the caller guarantees we have at least 4 words + */ +static int rxrpc_instantiate_xdr_rxkad(struct key *key, const __be32 *xdr, + unsigned toklen) +{ + struct rxrpc_key_token *token, **pptoken; + size_t plen; + u32 tktlen; + int ret; + + _enter(",{%x,%x,%x,%x},%u", + ntohl(xdr[0]), ntohl(xdr[1]), ntohl(xdr[2]), ntohl(xdr[3]), + toklen); + + if (toklen <= 8 * 4) + return -EKEYREJECTED; + tktlen = ntohl(xdr[7]); + _debug("tktlen: %x", tktlen); + if (tktlen > AFSTOKEN_RK_TIX_MAX) + return -EKEYREJECTED; + if (8 * 4 + tktlen != toklen) + return -EKEYREJECTED; + + plen = sizeof(*token) + sizeof(*token->kad) + tktlen; + ret = key_payload_reserve(key, key->datalen + plen); + if (ret < 0) + return ret; + + plen -= sizeof(*token); + token = kmalloc(sizeof(*token), GFP_KERNEL); + if (!token) + return -ENOMEM; + + token->kad = kmalloc(plen, GFP_KERNEL); + if (!token->kad) { + kfree(token); + return -ENOMEM; + } + + token->security_index = RXRPC_SECURITY_RXKAD; + token->kad->ticket_len = tktlen; + token->kad->vice_id = ntohl(xdr[0]); + token->kad->kvno = ntohl(xdr[1]); + token->kad->start = ntohl(xdr[4]); + token->kad->expiry = ntohl(xdr[5]); + token->kad->primary_flag = ntohl(xdr[6]); + memcpy(&token->kad->session_key, &xdr[2], 8); + memcpy(&token->kad->ticket, &xdr[8], tktlen); + + _debug("SCIX: %u", token->security_index); + _debug("TLEN: %u", token->kad->ticket_len); + _debug("EXPY: %x", token->kad->expiry); + _debug("KVNO: %u", token->kad->kvno); + _debug("PRIM: %u", token->kad->primary_flag); + _debug("SKEY: %02x%02x%02x%02x%02x%02x%02x%02x", + token->kad->session_key[0], token->kad->session_key[1], + token->kad->session_key[2], token->kad->session_key[3], + token->kad->session_key[4], token->kad->session_key[5], + token->kad->session_key[6], token->kad->session_key[7]); + if (token->kad->ticket_len >= 8) + _debug("TCKT: %02x%02x%02x%02x%02x%02x%02x%02x", + token->kad->ticket[0], token->kad->ticket[1], + token->kad->ticket[2], token->kad->ticket[3], + token->kad->ticket[4], token->kad->ticket[5], + token->kad->ticket[6], token->kad->ticket[7]); + + /* count the number of tokens attached */ + key->type_data.x[0]++; + + /* attach the data */ + for (pptoken = (struct rxrpc_key_token **)&key->payload.data; + *pptoken; + pptoken = &(*pptoken)->next) + continue; + *pptoken = token; + if (token->kad->expiry < key->expiry) + key->expiry = token->kad->expiry; + + _leave(" = 0"); + return 0; +} + +static void rxrpc_free_krb5_principal(struct krb5_principal *princ) +{ + int loop; + + if (princ->name_parts) { + for (loop = princ->n_name_parts - 1; loop >= 0; loop--) + kfree(princ->name_parts[loop]); + kfree(princ->name_parts); + } + kfree(princ->realm); +} + +static void rxrpc_free_krb5_tagged(struct krb5_tagged_data *td) +{ + kfree(td->data); +} + +/* + * free up an RxK5 token + */ +static void rxrpc_rxk5_free(struct rxk5_key *rxk5) +{ + int loop; + + rxrpc_free_krb5_principal(&rxk5->client); + rxrpc_free_krb5_principal(&rxk5->server); + rxrpc_free_krb5_tagged(&rxk5->session); + + if (rxk5->addresses) { + for (loop = rxk5->n_addresses - 1; loop >= 0; loop--) + rxrpc_free_krb5_tagged(&rxk5->addresses[loop]); + kfree(rxk5->addresses); + } + if (rxk5->authdata) { + for (loop = rxk5->n_authdata - 1; loop >= 0; loop--) + rxrpc_free_krb5_tagged(&rxk5->authdata[loop]); + kfree(rxk5->authdata); + } + + kfree(rxk5->ticket); + kfree(rxk5->ticket2); + kfree(rxk5); +} + +/* + * extract a krb5 principal + */ +static int rxrpc_krb5_decode_principal(struct krb5_principal *princ, + const __be32 **_xdr, + unsigned *_toklen) +{ + const __be32 *xdr = *_xdr; + unsigned toklen = *_toklen, n_parts, loop, tmp; + + /* there must be at least one name, and at least #names+1 length + * words */ + if (toklen <= 12) + return -EINVAL; + + _enter(",{%x,%x,%x},%u", + ntohl(xdr[0]), ntohl(xdr[1]), ntohl(xdr[2]), toklen); + + n_parts = ntohl(*xdr++); + toklen -= 4; + if (n_parts <= 0 || n_parts > AFSTOKEN_K5_COMPONENTS_MAX) + return -EINVAL; + princ->n_name_parts = n_parts; + + if (toklen <= (n_parts + 1) * 4) + return -EINVAL; + + princ->name_parts = kcalloc(sizeof(char *), n_parts, GFP_KERNEL); + if (!princ->name_parts) + return -ENOMEM; + + for (loop = 0; loop < n_parts; loop++) { + if (toklen < 4) + return -EINVAL; + tmp = ntohl(*xdr++); + toklen -= 4; + if (tmp <= 0 || tmp > AFSTOKEN_STRING_MAX) + return -EINVAL; + if (tmp > toklen) + return -EINVAL; + princ->name_parts[loop] = kmalloc(tmp + 1, GFP_KERNEL); + if (!princ->name_parts[loop]) + return -ENOMEM; + memcpy(princ->name_parts[loop], xdr, tmp); + princ->name_parts[loop][tmp] = 0; + tmp = (tmp + 3) & ~3; + toklen -= tmp; + xdr += tmp >> 2; + } + + if (toklen < 4) + return -EINVAL; + tmp = ntohl(*xdr++); + toklen -= 4; + if (tmp <= 0 || tmp > AFSTOKEN_K5_REALM_MAX) + return -EINVAL; + if (tmp > toklen) + return -EINVAL; + princ->realm = kmalloc(tmp + 1, GFP_KERNEL); + if (!princ->realm) + return -ENOMEM; + memcpy(princ->realm, xdr, tmp); + princ->realm[tmp] = 0; + tmp = (tmp + 3) & ~3; + toklen -= tmp; + xdr += tmp >> 2; + + _debug("%s/...@%s", princ->name_parts[0], princ->realm); + + *_xdr = xdr; + *_toklen = toklen; + _leave(" = 0 [toklen=%u]", toklen); + return 0; +} + +/* + * extract a piece of krb5 tagged data + */ +static int rxrpc_krb5_decode_tagged_data(struct krb5_tagged_data *td, + size_t max_data_size, + const __be32 **_xdr, + unsigned *_toklen) +{ + const __be32 *xdr = *_xdr; + unsigned toklen = *_toklen, len; + + /* there must be at least one tag and one length word */ + if (toklen <= 8) + return -EINVAL; + + _enter(",%zu,{%x,%x},%u", + max_data_size, ntohl(xdr[0]), ntohl(xdr[1]), toklen); + + td->tag = ntohl(*xdr++); + len = ntohl(*xdr++); + toklen -= 8; + if (len > max_data_size) + return -EINVAL; + td->data_len = len; + + if (len > 0) { + td->data = kmalloc(len, GFP_KERNEL); + if (!td->data) + return -ENOMEM; + memcpy(td->data, xdr, len); + len = (len + 3) & ~3; + toklen -= len; + xdr += len >> 2; + } + + _debug("tag %x len %x", td->tag, td->data_len); + + *_xdr = xdr; + *_toklen = toklen; + _leave(" = 0 [toklen=%u]", toklen); + return 0; +} + +/* + * extract an array of tagged data + */ +static int rxrpc_krb5_decode_tagged_array(struct krb5_tagged_data **_td, + u8 *_n_elem, + u8 max_n_elem, + size_t max_elem_size, + const __be32 **_xdr, + unsigned *_toklen) +{ + struct krb5_tagged_data *td; + const __be32 *xdr = *_xdr; + unsigned toklen = *_toklen, n_elem, loop; + int ret; + + /* there must be at least one count */ + if (toklen < 4) + return -EINVAL; + + _enter(",,%u,%zu,{%x},%u", + max_n_elem, max_elem_size, ntohl(xdr[0]), toklen); + + n_elem = ntohl(*xdr++); + toklen -= 4; + if (n_elem < 0 || n_elem > max_n_elem) + return -EINVAL; + *_n_elem = n_elem; + if (n_elem > 0) { + if (toklen <= (n_elem + 1) * 4) + return -EINVAL; + + _debug("n_elem %d", n_elem); + + td = kcalloc(sizeof(struct krb5_tagged_data), n_elem, + GFP_KERNEL); + if (!td) + return -ENOMEM; + *_td = td; + + for (loop = 0; loop < n_elem; loop++) { + ret = rxrpc_krb5_decode_tagged_data(&td[loop], + max_elem_size, + &xdr, &toklen); + if (ret < 0) + return ret; + } + } + + *_xdr = xdr; + *_toklen = toklen; + _leave(" = 0 [toklen=%u]", toklen); + return 0; +} + +/* + * extract a krb5 ticket + */ +static int rxrpc_krb5_decode_ticket(u8 **_ticket, u16 *_tktlen, + const __be32 **_xdr, unsigned *_toklen) +{ + const __be32 *xdr = *_xdr; + unsigned toklen = *_toklen, len; + + /* there must be at least one length word */ + if (toklen <= 4) + return -EINVAL; + + _enter(",{%x},%u", ntohl(xdr[0]), toklen); + + len = ntohl(*xdr++); + toklen -= 4; + if (len > AFSTOKEN_K5_TIX_MAX) + return -EINVAL; + *_tktlen = len; + + _debug("ticket len %u", len); + + if (len > 0) { + *_ticket = kmalloc(len, GFP_KERNEL); + if (!*_ticket) + return -ENOMEM; + memcpy(*_ticket, xdr, len); + len = (len + 3) & ~3; + toklen -= len; + xdr += len >> 2; + } + + *_xdr = xdr; + *_toklen = toklen; + _leave(" = 0 [toklen=%u]", toklen); + return 0; +} + +/* + * parse an RxK5 type XDR format token + * - the caller guarantees we have at least 4 words + */ +static int rxrpc_instantiate_xdr_rxk5(struct key *key, const __be32 *xdr, + unsigned toklen) +{ + struct rxrpc_key_token *token, **pptoken; + struct rxk5_key *rxk5; + const __be32 *end_xdr = xdr + (toklen >> 2); + int ret; + + _enter(",{%x,%x,%x,%x},%u", + ntohl(xdr[0]), ntohl(xdr[1]), ntohl(xdr[2]), ntohl(xdr[3]), + toklen); + + /* reserve some payload space for this subkey - the length of the token + * is a reasonable approximation */ + ret = key_payload_reserve(key, key->datalen + toklen); + if (ret < 0) + return ret; + + token = kzalloc(sizeof(*token), GFP_KERNEL); + if (!token) + return -ENOMEM; + + rxk5 = kzalloc(sizeof(*rxk5), GFP_KERNEL); + if (!rxk5) { + kfree(token); + return -ENOMEM; + } + + token->security_index = RXRPC_SECURITY_RXK5; + token->k5 = rxk5; + + /* extract the principals */ + ret = rxrpc_krb5_decode_principal(&rxk5->client, &xdr, &toklen); + if (ret < 0) + goto error; + ret = rxrpc_krb5_decode_principal(&rxk5->server, &xdr, &toklen); + if (ret < 0) + goto error; + + /* extract the session key and the encoding type (the tag field -> + * ENCTYPE_xxx) */ + ret = rxrpc_krb5_decode_tagged_data(&rxk5->session, AFSTOKEN_DATA_MAX, + &xdr, &toklen); + if (ret < 0) + goto error; + + if (toklen < 4 * 8 + 2 * 4) + goto inval; + rxk5->authtime = be64_to_cpup((const __be64 *) xdr); + xdr += 2; + rxk5->starttime = be64_to_cpup((const __be64 *) xdr); + xdr += 2; + rxk5->endtime = be64_to_cpup((const __be64 *) xdr); + xdr += 2; + rxk5->renew_till = be64_to_cpup((const __be64 *) xdr); + xdr += 2; + rxk5->is_skey = ntohl(*xdr++); + rxk5->flags = ntohl(*xdr++); + toklen -= 4 * 8 + 2 * 4; + + _debug("times: a=%llx s=%llx e=%llx rt=%llx", + rxk5->authtime, rxk5->starttime, rxk5->endtime, + rxk5->renew_till); + _debug("is_skey=%x flags=%x", rxk5->is_skey, rxk5->flags); + + /* extract the permitted client addresses */ + ret = rxrpc_krb5_decode_tagged_array(&rxk5->addresses, + &rxk5->n_addresses, + AFSTOKEN_K5_ADDRESSES_MAX, + AFSTOKEN_DATA_MAX, + &xdr, &toklen); + if (ret < 0) + goto error; + + ASSERTCMP((end_xdr - xdr) << 2, ==, toklen); + + /* extract the tickets */ + ret = rxrpc_krb5_decode_ticket(&rxk5->ticket, &rxk5->ticket_len, + &xdr, &toklen); + if (ret < 0) + goto error; + ret = rxrpc_krb5_decode_ticket(&rxk5->ticket2, &rxk5->ticket2_len, + &xdr, &toklen); + if (ret < 0) + goto error; + + ASSERTCMP((end_xdr - xdr) << 2, ==, toklen); + + /* extract the typed auth data */ + ret = rxrpc_krb5_decode_tagged_array(&rxk5->authdata, + &rxk5->n_authdata, + AFSTOKEN_K5_AUTHDATA_MAX, + AFSTOKEN_BDATALN_MAX, + &xdr, &toklen); + if (ret < 0) + goto error; + + ASSERTCMP((end_xdr - xdr) << 2, ==, toklen); + + if (toklen != 0) + goto inval; + + /* attach the payload to the key */ + for (pptoken = (struct rxrpc_key_token **)&key->payload.data; + *pptoken; + pptoken = &(*pptoken)->next) + continue; + *pptoken = token; + if (token->kad->expiry < key->expiry) + key->expiry = token->kad->expiry; + + _leave(" = 0"); + return 0; + +inval: + ret = -EINVAL; +error: + rxrpc_rxk5_free(rxk5); + kfree(token); + _leave(" = %d", ret); + return ret; +} + +/* + * attempt to parse the data as the XDR format + * - the caller guarantees we have more than 7 words + */ +static int rxrpc_instantiate_xdr(struct key *key, const void *data, size_t datalen) +{ + const __be32 *xdr = data, *token; + const char *cp; + unsigned len, tmp, loop, ntoken, toklen, sec_ix; + int ret; + + _enter(",{%x,%x,%x,%x},%zu", + ntohl(xdr[0]), ntohl(xdr[1]), ntohl(xdr[2]), ntohl(xdr[3]), + datalen); + + if (datalen > AFSTOKEN_LENGTH_MAX) + goto not_xdr; + + /* XDR is an array of __be32's */ + if (datalen & 3) + goto not_xdr; + + /* the flags should be 0 (the setpag bit must be handled by + * userspace) */ + if (ntohl(*xdr++) != 0) + goto not_xdr; + datalen -= 4; + + /* check the cell name */ + len = ntohl(*xdr++); + if (len < 1 || len > AFSTOKEN_CELL_MAX) + goto not_xdr; + datalen -= 4; + tmp = (len + 3) & ~3; + if (tmp > datalen) + goto not_xdr; + + cp = (const char *) xdr; + for (loop = 0; loop < len; loop++) + if (!isprint(cp[loop])) + goto not_xdr; + if (len < tmp) + for (; loop < tmp; loop++) + if (cp[loop]) + goto not_xdr; + _debug("cellname: [%u/%u] '%*.*s'", + len, tmp, len, len, (const char *) xdr); + datalen -= tmp; + xdr += tmp >> 2; + + /* get the token count */ + if (datalen < 12) + goto not_xdr; + ntoken = ntohl(*xdr++); + datalen -= 4; + _debug("ntoken: %x", ntoken); + if (ntoken < 1 || ntoken > AFSTOKEN_MAX) + goto not_xdr; + + /* check each token wrapper */ + token = xdr; + loop = ntoken; + do { + if (datalen < 8) + goto not_xdr; + toklen = ntohl(*xdr++); + sec_ix = ntohl(*xdr); + datalen -= 4; + _debug("token: [%x/%zx] %x", toklen, datalen, sec_ix); + if (toklen < 20 || toklen > datalen) + goto not_xdr; + datalen -= (toklen + 3) & ~3; + xdr += (toklen + 3) >> 2; + + } while (--loop > 0); + + _debug("remainder: %zu", datalen); + if (datalen != 0) + goto not_xdr; + + /* okay: we're going to assume it's valid XDR format + * - we ignore the cellname, relying on the key to be correctly named + */ + do { + xdr = token; + toklen = ntohl(*xdr++); + token = xdr + ((toklen + 3) >> 2); + sec_ix = ntohl(*xdr++); + toklen -= 4; + + _debug("TOKEN type=%u [%p-%p]", sec_ix, xdr, token); + + switch (sec_ix) { + case RXRPC_SECURITY_RXKAD: + ret = rxrpc_instantiate_xdr_rxkad(key, xdr, toklen); + if (ret != 0) + goto error; + break; + + case RXRPC_SECURITY_RXK5: + ret = rxrpc_instantiate_xdr_rxk5(key, xdr, toklen); + if (ret != 0) + goto error; + break; + + default: + ret = -EPROTONOSUPPORT; + goto error; + } + + } while (--ntoken > 0); + + _leave(" = 0"); + return 0; + +not_xdr: + _leave(" = -EPROTO"); + return -EPROTO; +error: + _leave(" = %d", ret); + return ret; +} + +/* * instantiate an rxrpc defined key * data should be of the form: * OFFSET LEN CONTENT @@ -70,8 +662,8 @@ struct key_type key_type_rxrpc_s = { */ static int rxrpc_instantiate(struct key *key, const void *data, size_t datalen) { - const struct rxkad_key *tsec; - struct rxrpc_key_payload *upayload; + const struct rxrpc_key_data_v1 *v1; + struct rxrpc_key_token *token, **pp; size_t plen; u32 kver; int ret; @@ -82,6 +674,13 @@ static int rxrpc_instantiate(struct key *key, const void *data, size_t datalen) if (!data && datalen == 0) return 0; + /* determine if the XDR payload format is being used */ + if (datalen > 7 * 4) { + ret = rxrpc_instantiate_xdr(key, data, datalen); + if (ret != -EPROTO) + return ret; + } + /* get the key interface version number */ ret = -EINVAL; if (datalen <= 4 || !data) @@ -98,53 +697,67 @@ static int rxrpc_instantiate(struct key *key, const void *data, size_t datalen) /* deal with a version 1 key */ ret = -EINVAL; - if (datalen < sizeof(*tsec)) + if (datalen < sizeof(*v1)) goto error; - tsec = data; - if (datalen != sizeof(*tsec) + tsec->ticket_len) + v1 = data; + if (datalen != sizeof(*v1) + v1->ticket_length) goto error; - _debug("SCIX: %u", tsec->security_index); - _debug("TLEN: %u", tsec->ticket_len); - _debug("EXPY: %x", tsec->expiry); - _debug("KVNO: %u", tsec->kvno); + _debug("SCIX: %u", v1->security_index); + _debug("TLEN: %u", v1->ticket_length); + _debug("EXPY: %x", v1->expiry); + _debug("KVNO: %u", v1->kvno); _debug("SKEY: %02x%02x%02x%02x%02x%02x%02x%02x", - tsec->session_key[0], tsec->session_key[1], - tsec->session_key[2], tsec->session_key[3], - tsec->session_key[4], tsec->session_key[5], - tsec->session_key[6], tsec->session_key[7]); - if (tsec->ticket_len >= 8) + v1->session_key[0], v1->session_key[1], + v1->session_key[2], v1->session_key[3], + v1->session_key[4], v1->session_key[5], + v1->session_key[6], v1->session_key[7]); + if (v1->ticket_length >= 8) _debug("TCKT: %02x%02x%02x%02x%02x%02x%02x%02x", - tsec->ticket[0], tsec->ticket[1], - tsec->ticket[2], tsec->ticket[3], - tsec->ticket[4], tsec->ticket[5], - tsec->ticket[6], tsec->ticket[7]); + v1->ticket[0], v1->ticket[1], + v1->ticket[2], v1->ticket[3], + v1->ticket[4], v1->ticket[5], + v1->ticket[6], v1->ticket[7]); ret = -EPROTONOSUPPORT; - if (tsec->security_index != 2) + if (v1->security_index != RXRPC_SECURITY_RXKAD) goto error; - key->type_data.x[0] = tsec->security_index; - - plen = sizeof(*upayload) + tsec->ticket_len; - ret = key_payload_reserve(key, plen); + plen = sizeof(*token->kad) + v1->ticket_length; + ret = key_payload_reserve(key, plen + sizeof(*token)); if (ret < 0) goto error; ret = -ENOMEM; - upayload = kmalloc(plen, GFP_KERNEL); - if (!upayload) + token = kmalloc(sizeof(*token), GFP_KERNEL); + if (!token) goto error; + token->kad = kmalloc(plen, GFP_KERNEL); + if (!token->kad) + goto error_free; + + token->security_index = RXRPC_SECURITY_RXKAD; + token->kad->ticket_len = v1->ticket_length; + token->kad->expiry = v1->expiry; + token->kad->kvno = v1->kvno; + memcpy(&token->kad->session_key, &v1->session_key, 8); + memcpy(&token->kad->ticket, v1->ticket, v1->ticket_length); /* attach the data */ - memcpy(&upayload->k, tsec, sizeof(*tsec)); - memcpy(&upayload->k.ticket, (void *)tsec + sizeof(*tsec), - tsec->ticket_len); - key->payload.data = upayload; - key->expiry = tsec->expiry; + key->type_data.x[0]++; + + pp = (struct rxrpc_key_token **)&key->payload.data; + while (*pp) + pp = &(*pp)->next; + *pp = token; + if (token->kad->expiry < key->expiry) + key->expiry = token->kad->expiry; + token = NULL; ret = 0; +error_free: + kfree(token); error: return ret; } @@ -184,7 +797,26 @@ static int rxrpc_instantiate_s(struct key *key, const void *data, */ static void rxrpc_destroy(struct key *key) { - kfree(key->payload.data); + struct rxrpc_key_token *token; + + while ((token = key->payload.data)) { + key->payload.data = token->next; + switch (token->security_index) { + case RXRPC_SECURITY_RXKAD: + kfree(token->kad); + break; + case RXRPC_SECURITY_RXK5: + if (token->k5) + rxrpc_rxk5_free(token->k5); + break; + default: + printk(KERN_ERR "Unknown token type %x on rxrpc key\n", + token->security_index); + BUG(); + } + + kfree(token); + } } /* @@ -293,7 +925,7 @@ int rxrpc_get_server_data_key(struct rxrpc_connection *conn, struct { u32 kver; - struct rxkad_key tsec; + struct rxrpc_key_data_v1 v1; } data; _enter(""); @@ -308,13 +940,12 @@ int rxrpc_get_server_data_key(struct rxrpc_connection *conn, _debug("key %d", key_serial(key)); data.kver = 1; - data.tsec.security_index = 2; - data.tsec.ticket_len = 0; - data.tsec.expiry = expiry; - data.tsec.kvno = 0; + data.v1.security_index = RXRPC_SECURITY_RXKAD; + data.v1.ticket_length = 0; + data.v1.expiry = expiry; + data.v1.kvno = 0; - memcpy(&data.tsec.session_key, session_key, - sizeof(data.tsec.session_key)); + memcpy(&data.v1.session_key, session_key, sizeof(data.v1.session_key)); ret = key_instantiate_and_link(key, &data, sizeof(data), NULL, NULL); if (ret < 0) @@ -360,3 +991,210 @@ struct key *rxrpc_get_null_key(const char *keyname) return key; } EXPORT_SYMBOL(rxrpc_get_null_key); + +/* + * read the contents of an rxrpc key + * - this returns the result in XDR form + */ +static long rxrpc_read(const struct key *key, + char __user *buffer, size_t buflen) +{ + const struct rxrpc_key_token *token; + const struct krb5_principal *princ; + size_t size; + __be32 __user *xdr, *oldxdr; + u32 cnlen, toksize, ntoks, tok, zero; + u16 toksizes[AFSTOKEN_MAX]; + int loop; + + _enter(""); + + /* we don't know what form we should return non-AFS keys in */ + if (memcmp(key->description, "afs@", 4) != 0) + return -EOPNOTSUPP; + cnlen = strlen(key->description + 4); + +#define RND(X) (((X) + 3) & ~3) + + /* AFS keys we return in XDR form, so we need to work out the size of + * the XDR */ + size = 2 * 4; /* flags, cellname len */ + size += RND(cnlen); /* cellname */ + size += 1 * 4; /* token count */ + + ntoks = 0; + for (token = key->payload.data; token; token = token->next) { + toksize = 4; /* sec index */ + + switch (token->security_index) { + case RXRPC_SECURITY_RXKAD: + toksize += 8 * 4; /* viceid, kvno, key*2, begin, + * end, primary, tktlen */ + toksize += RND(token->kad->ticket_len); + break; + + case RXRPC_SECURITY_RXK5: + princ = &token->k5->client; + toksize += 4 + princ->n_name_parts * 4; + for (loop = 0; loop < princ->n_name_parts; loop++) + toksize += RND(strlen(princ->name_parts[loop])); + toksize += 4 + RND(strlen(princ->realm)); + + princ = &token->k5->server; + toksize += 4 + princ->n_name_parts * 4; + for (loop = 0; loop < princ->n_name_parts; loop++) + toksize += RND(strlen(princ->name_parts[loop])); + toksize += 4 + RND(strlen(princ->realm)); + + toksize += 8 + RND(token->k5->session.data_len); + + toksize += 4 * 8 + 2 * 4; + + toksize += 4 + token->k5->n_addresses * 8; + for (loop = 0; loop < token->k5->n_addresses; loop++) + toksize += RND(token->k5->addresses[loop].data_len); + + toksize += 4 + RND(token->k5->ticket_len); + toksize += 4 + RND(token->k5->ticket2_len); + + toksize += 4 + token->k5->n_authdata * 8; + for (loop = 0; loop < token->k5->n_authdata; loop++) + toksize += RND(token->k5->authdata[loop].data_len); + break; + + default: /* we have a ticket we can't encode */ + BUG(); + continue; + } + + _debug("token[%u]: toksize=%u", ntoks, toksize); + ASSERTCMP(toksize, <=, AFSTOKEN_LENGTH_MAX); + + toksizes[ntoks++] = toksize; + size += toksize + 4; /* each token has a length word */ + } + +#undef RND + + if (!buffer || buflen < size) + return size; + + xdr = (__be32 __user *) buffer; + zero = 0; +#define ENCODE(x) \ + do { \ + __be32 y = htonl(x); \ + if (put_user(y, xdr++) < 0) \ + goto fault; \ + } while(0) +#define ENCODE_DATA(l, s) \ + do { \ + u32 _l = (l); \ + ENCODE(l); \ + if (copy_to_user(xdr, (s), _l) != 0) \ + goto fault; \ + if (_l & 3 && \ + copy_to_user((u8 *)xdr + _l, &zero, 4 - (_l & 3)) != 0) \ + goto fault; \ + xdr += (_l + 3) >> 2; \ + } while(0) +#define ENCODE64(x) \ + do { \ + __be64 y = cpu_to_be64(x); \ + if (copy_to_user(xdr, &y, 8) != 0) \ + goto fault; \ + xdr += 8 >> 2; \ + } while(0) +#define ENCODE_STR(s) \ + do { \ + const char *_s = (s); \ + ENCODE_DATA(strlen(_s), _s); \ + } while(0) + + ENCODE(0); /* flags */ + ENCODE_DATA(cnlen, key->description + 4); /* cellname */ + ENCODE(ntoks); + + tok = 0; + for (token = key->payload.data; token; token = token->next) { + toksize = toksizes[tok++]; + ENCODE(toksize); + oldxdr = xdr; + ENCODE(token->security_index); + + switch (token->security_index) { + case RXRPC_SECURITY_RXKAD: + ENCODE(token->kad->vice_id); + ENCODE(token->kad->kvno); + ENCODE_DATA(8, token->kad->session_key); + ENCODE(token->kad->start); + ENCODE(token->kad->expiry); + ENCODE(token->kad->primary_flag); + ENCODE_DATA(token->kad->ticket_len, token->kad->ticket); + break; + + case RXRPC_SECURITY_RXK5: + princ = &token->k5->client; + ENCODE(princ->n_name_parts); + for (loop = 0; loop < princ->n_name_parts; loop++) + ENCODE_STR(princ->name_parts[loop]); + ENCODE_STR(princ->realm); + + princ = &token->k5->server; + ENCODE(princ->n_name_parts); + for (loop = 0; loop < princ->n_name_parts; loop++) + ENCODE_STR(princ->name_parts[loop]); + ENCODE_STR(princ->realm); + + ENCODE(token->k5->session.tag); + ENCODE_DATA(token->k5->session.data_len, + token->k5->session.data); + + ENCODE64(token->k5->authtime); + ENCODE64(token->k5->starttime); + ENCODE64(token->k5->endtime); + ENCODE64(token->k5->renew_till); + ENCODE(token->k5->is_skey); + ENCODE(token->k5->flags); + + ENCODE(token->k5->n_addresses); + for (loop = 0; loop < token->k5->n_addresses; loop++) { + ENCODE(token->k5->addresses[loop].tag); + ENCODE_DATA(token->k5->addresses[loop].data_len, + token->k5->addresses[loop].data); + } + + ENCODE_DATA(token->k5->ticket_len, token->k5->ticket); + ENCODE_DATA(token->k5->ticket2_len, token->k5->ticket2); + + ENCODE(token->k5->n_authdata); + for (loop = 0; loop < token->k5->n_authdata; loop++) { + ENCODE(token->k5->authdata[loop].tag); + ENCODE_DATA(token->k5->authdata[loop].data_len, + token->k5->authdata[loop].data); + } + break; + + default: + BUG(); + break; + } + + ASSERTCMP((unsigned long)xdr - (unsigned long)oldxdr, ==, + toksize); + } + +#undef ENCODE_STR +#undef ENCODE_DATA +#undef ENCODE64 +#undef ENCODE + + ASSERTCMP(tok, ==, ntoks); + ASSERTCMP((char __user *) xdr - buffer, ==, size); + _leave(" = %zu", size); + return size; + +fault: + _leave(" = -EFAULT"); + return -EFAULT; +} diff --git a/net/rxrpc/ar-security.c b/net/rxrpc/ar-security.c index dc62920e..49b3cc31 100644 --- a/net/rxrpc/ar-security.c +++ b/net/rxrpc/ar-security.c @@ -16,6 +16,7 @@ #include <linux/crypto.h> #include <net/sock.h> #include <net/af_rxrpc.h> +#include <keys/rxrpc-type.h> #include "ar-internal.h" static LIST_HEAD(rxrpc_security_methods); @@ -122,6 +123,7 @@ EXPORT_SYMBOL_GPL(rxrpc_unregister_security); */ int rxrpc_init_client_conn_security(struct rxrpc_connection *conn) { + struct rxrpc_key_token *token; struct rxrpc_security *sec; struct key *key = conn->key; int ret; @@ -135,7 +137,11 @@ int rxrpc_init_client_conn_security(struct rxrpc_connection *conn) if (ret < 0) return ret; - sec = rxrpc_security_lookup(key->type_data.x[0]); + if (!key->payload.data) + return -EKEYREJECTED; + token = key->payload.data; + + sec = rxrpc_security_lookup(token->security_index); if (!sec) return -EKEYREJECTED; conn->security = sec; diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c index ef8f910..713ac59 100644 --- a/net/rxrpc/rxkad.c +++ b/net/rxrpc/rxkad.c @@ -18,6 +18,7 @@ #include <linux/ctype.h> #include <net/sock.h> #include <net/af_rxrpc.h> +#include <keys/rxrpc-type.h> #define rxrpc_debug rxkad_debug #include "ar-internal.h" @@ -42,7 +43,7 @@ struct rxkad_level2_hdr { __be32 checksum; /* decrypted data checksum */ }; -MODULE_DESCRIPTION("RxRPC network protocol type-2 security (Kerberos)"); +MODULE_DESCRIPTION("RxRPC network protocol type-2 security (Kerberos 4)"); MODULE_AUTHOR("Red Hat, Inc."); MODULE_LICENSE("GPL"); @@ -59,14 +60,14 @@ static DEFINE_MUTEX(rxkad_ci_mutex); */ static int rxkad_init_connection_security(struct rxrpc_connection *conn) { - struct rxrpc_key_payload *payload; struct crypto_blkcipher *ci; + struct rxrpc_key_token *token; int ret; _enter("{%d},{%x}", conn->debug_id, key_serial(conn->key)); - payload = conn->key->payload.data; - conn->security_ix = payload->k.security_index; + token = conn->key->payload.data; + conn->security_ix = token->security_index; ci = crypto_alloc_blkcipher("pcbc(fcrypt)", 0, CRYPTO_ALG_ASYNC); if (IS_ERR(ci)) { @@ -75,8 +76,8 @@ static int rxkad_init_connection_security(struct rxrpc_connection *conn) goto error; } - if (crypto_blkcipher_setkey(ci, payload->k.session_key, - sizeof(payload->k.session_key)) < 0) + if (crypto_blkcipher_setkey(ci, token->kad->session_key, + sizeof(token->kad->session_key)) < 0) BUG(); switch (conn->security_level) { @@ -110,7 +111,7 @@ error: */ static void rxkad_prime_packet_security(struct rxrpc_connection *conn) { - struct rxrpc_key_payload *payload; + struct rxrpc_key_token *token; struct blkcipher_desc desc; struct scatterlist sg[2]; struct rxrpc_crypt iv; @@ -123,8 +124,8 @@ static void rxkad_prime_packet_security(struct rxrpc_connection *conn) if (!conn->key) return; - payload = conn->key->payload.data; - memcpy(&iv, payload->k.session_key, sizeof(iv)); + token = conn->key->payload.data; + memcpy(&iv, token->kad->session_key, sizeof(iv)); desc.tfm = conn->cipher; desc.info = iv.x; @@ -197,7 +198,7 @@ static int rxkad_secure_packet_encrypt(const struct rxrpc_call *call, u32 data_size, void *sechdr) { - const struct rxrpc_key_payload *payload; + const struct rxrpc_key_token *token; struct rxkad_level2_hdr rxkhdr __attribute__((aligned(8))); /* must be all on one page */ struct rxrpc_skb_priv *sp; @@ -219,8 +220,8 @@ static int rxkad_secure_packet_encrypt(const struct rxrpc_call *call, rxkhdr.checksum = 0; /* encrypt from the session key */ - payload = call->conn->key->payload.data; - memcpy(&iv, payload->k.session_key, sizeof(iv)); + token = call->conn->key->payload.data; + memcpy(&iv, token->kad->session_key, sizeof(iv)); desc.tfm = call->conn->cipher; desc.info = iv.x; desc.flags = 0; @@ -400,7 +401,7 @@ static int rxkad_verify_packet_encrypt(const struct rxrpc_call *call, struct sk_buff *skb, u32 *_abort_code) { - const struct rxrpc_key_payload *payload; + const struct rxrpc_key_token *token; struct rxkad_level2_hdr sechdr; struct rxrpc_skb_priv *sp; struct blkcipher_desc desc; @@ -431,8 +432,8 @@ static int rxkad_verify_packet_encrypt(const struct rxrpc_call *call, skb_to_sgvec(skb, sg, 0, skb->len); /* decrypt from the session key */ - payload = call->conn->key->payload.data; - memcpy(&iv, payload->k.session_key, sizeof(iv)); + token = call->conn->key->payload.data; + memcpy(&iv, token->kad->session_key, sizeof(iv)); desc.tfm = call->conn->cipher; desc.info = iv.x; desc.flags = 0; @@ -506,7 +507,7 @@ static int rxkad_verify_packet(const struct rxrpc_call *call, if (!call->conn->cipher) return 0; - if (sp->hdr.securityIndex != 2) { + if (sp->hdr.securityIndex != RXRPC_SECURITY_RXKAD) { *_abort_code = RXKADINCONSISTENCY; _leave(" = -EPROTO [not rxkad]"); return -EPROTO; @@ -737,7 +738,7 @@ static int rxkad_respond_to_challenge(struct rxrpc_connection *conn, struct sk_buff *skb, u32 *_abort_code) { - const struct rxrpc_key_payload *payload; + const struct rxrpc_key_token *token; struct rxkad_challenge challenge; struct rxkad_response resp __attribute__((aligned(8))); /* must be aligned for crypto */ @@ -778,7 +779,7 @@ static int rxkad_respond_to_challenge(struct rxrpc_connection *conn, if (conn->security_level < min_level) goto protocol_error; - payload = conn->key->payload.data; + token = conn->key->payload.data; /* build the response packet */ memset(&resp, 0, sizeof(resp)); @@ -797,13 +798,13 @@ static int rxkad_respond_to_challenge(struct rxrpc_connection *conn, (conn->channels[3] ? conn->channels[3]->call_id : 0); resp.encrypted.inc_nonce = htonl(nonce + 1); resp.encrypted.level = htonl(conn->security_level); - resp.kvno = htonl(payload->k.kvno); - resp.ticket_len = htonl(payload->k.ticket_len); + resp.kvno = htonl(token->kad->kvno); + resp.ticket_len = htonl(token->kad->ticket_len); /* calculate the response checksum and then do the encryption */ rxkad_calc_response_checksum(&resp); - rxkad_encrypt_response(conn, &resp, &payload->k); - return rxkad_send_response(conn, &sp->hdr, &resp, &payload->k); + rxkad_encrypt_response(conn, &resp, token->kad); + return rxkad_send_response(conn, &sp->hdr, &resp, token->kad); protocol_error: *_abort_code = abort_code; @@ -1122,7 +1123,7 @@ static void rxkad_clear(struct rxrpc_connection *conn) static struct rxrpc_security rxkad = { .owner = THIS_MODULE, .name = "rxkad", - .security_index = RXKAD_VERSION, + .security_index = RXRPC_SECURITY_RXKAD, .init_connection_security = rxkad_init_connection_security, .prime_packet_security = rxkad_prime_packet_security, .secure_packet = rxkad_secure_packet, diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 692d9a4..903e418 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -693,13 +693,18 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent, if (new && i > 0) atomic_inc(&new->refcnt); - qdisc_destroy(old); + if (!ingress) + qdisc_destroy(old); } - notify_and_destroy(skb, n, classid, dev->qdisc, new); - if (new && !new->ops->attach) - atomic_inc(&new->refcnt); - dev->qdisc = new ? : &noop_qdisc; + if (!ingress) { + notify_and_destroy(skb, n, classid, dev->qdisc, new); + if (new && !new->ops->attach) + atomic_inc(&new->refcnt); + dev->qdisc = new ? : &noop_qdisc; + } else { + notify_and_destroy(skb, n, classid, old, new); + } if (dev->flags & IFF_UP) dev_activate(dev); @@ -804,7 +809,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue, stab = qdisc_get_stab(tca[TCA_STAB]); if (IS_ERR(stab)) { err = PTR_ERR(stab); - goto err_out3; + goto err_out4; } sch->stab = stab; } @@ -833,7 +838,6 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue, return sch; } err_out3: - qdisc_put_stab(sch->stab); dev_put(dev); kfree((char *) sch - sch->padded); err_out2: @@ -847,6 +851,7 @@ err_out4: * Any broken qdiscs that would require a ops->reset() here? * The qdisc was never in action so it shouldn't be necessary. */ + qdisc_put_stab(sch->stab); if (ops->destroy) ops->destroy(sch); goto err_out3; @@ -1111,12 +1116,16 @@ create_n_graft: tcm->tcm_parent, tcm->tcm_parent, tca, &err); else { - unsigned int ntx = 0; + struct netdev_queue *dev_queue; if (p && p->ops->cl_ops && p->ops->cl_ops->select_queue) - ntx = p->ops->cl_ops->select_queue(p, tcm); + dev_queue = p->ops->cl_ops->select_queue(p, tcm); + else if (p) + dev_queue = p->dev_queue; + else + dev_queue = netdev_get_tx_queue(dev, 0); - q = qdisc_create(dev, netdev_get_tx_queue(dev, ntx), p, + q = qdisc_create(dev, dev_queue, p, tcm->tcm_parent, tcm->tcm_handle, tca, &err); } diff --git a/net/sched/sch_drr.c b/net/sched/sch_drr.c index 12b2fb0..5a888af 100644 --- a/net/sched/sch_drr.c +++ b/net/sched/sch_drr.c @@ -274,8 +274,10 @@ static int drr_dump_class_stats(struct Qdisc *sch, unsigned long arg, struct tc_drr_stats xstats; memset(&xstats, 0, sizeof(xstats)); - if (cl->qdisc->q.qlen) + if (cl->qdisc->q.qlen) { xstats.deficit = cl->deficit; + cl->qdisc->qstats.qlen = cl->qdisc->q.qlen; + } if (gnet_stats_copy_basic(d, &cl->bstats) < 0 || gnet_stats_copy_rate_est(d, &cl->rate_est) < 0 || diff --git a/net/sched/sch_mq.c b/net/sched/sch_mq.c index dd5ee02..d1dea3d 100644 --- a/net/sched/sch_mq.c +++ b/net/sched/sch_mq.c @@ -125,13 +125,18 @@ static struct netdev_queue *mq_queue_get(struct Qdisc *sch, unsigned long cl) return netdev_get_tx_queue(dev, ntx); } -static unsigned int mq_select_queue(struct Qdisc *sch, struct tcmsg *tcm) +static struct netdev_queue *mq_select_queue(struct Qdisc *sch, + struct tcmsg *tcm) { unsigned int ntx = TC_H_MIN(tcm->tcm_parent); + struct netdev_queue *dev_queue = mq_queue_get(sch, ntx); - if (!mq_queue_get(sch, ntx)) - return 0; - return ntx - 1; + if (!dev_queue) { + struct net_device *dev = qdisc_dev(sch); + + return netdev_get_tx_queue(dev, 0); + } + return dev_queue; } static int mq_graft(struct Qdisc *sch, unsigned long cl, struct Qdisc *new, @@ -188,6 +193,7 @@ static int mq_dump_class_stats(struct Qdisc *sch, unsigned long cl, struct netdev_queue *dev_queue = mq_queue_get(sch, cl); sch = dev_queue->qdisc_sleeping; + sch->qstats.qlen = sch->q.qlen; if (gnet_stats_copy_basic(d, &sch->bstats) < 0 || gnet_stats_copy_queue(d, &sch->qstats) < 0) return -1; diff --git a/net/sched/sch_multiq.c b/net/sched/sch_multiq.c index 069f81c..7db2c88 100644 --- a/net/sched/sch_multiq.c +++ b/net/sched/sch_multiq.c @@ -359,6 +359,7 @@ static int multiq_dump_class_stats(struct Qdisc *sch, unsigned long cl, struct Qdisc *cl_q; cl_q = q->queues[cl - 1]; + cl_q->qstats.qlen = cl_q->q.qlen; if (gnet_stats_copy_basic(d, &cl_q->bstats) < 0 || gnet_stats_copy_queue(d, &cl_q->qstats) < 0) return -1; diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c index 0f73c41..93285ce 100644 --- a/net/sched/sch_prio.c +++ b/net/sched/sch_prio.c @@ -322,6 +322,7 @@ static int prio_dump_class_stats(struct Qdisc *sch, unsigned long cl, struct Qdisc *cl_q; cl_q = q->queues[cl - 1]; + cl_q->qstats.qlen = cl_q->q.qlen; if (gnet_stats_copy_basic(d, &cl_q->bstats) < 0 || gnet_stats_copy_queue(d, &cl_q->qstats) < 0) return -1; diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index 6a4b190..bb280e6 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -949,7 +949,7 @@ static int sctp6_rcv(struct sk_buff *skb) return sctp_rcv(skb) ? -1 : 0; } -static struct inet6_protocol sctpv6_protocol = { +static const struct inet6_protocol sctpv6_protocol = { .handler = sctp6_rcv, .err_handler = sctp_v6_err, .flags = INET6_PROTO_NOPOLICY | INET6_PROTO_FINAL, diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index 60093be..c557f1f 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -924,7 +924,7 @@ static struct inet_protosw sctp_stream_protosw = { }; /* Register with IP layer. */ -static struct net_protocol sctp_protocol = { +static const struct net_protocol sctp_protocol = { .handler = sctp_rcv, .err_handler = sctp_v4_err, .no_policy = 1, diff --git a/net/socket.c b/net/socket.c index 6d47165..2a022c0 100644 --- a/net/socket.c +++ b/net/socket.c @@ -489,6 +489,7 @@ static struct socket *sock_alloc(void) sock = SOCKET_I(inode); + kmemcheck_annotate_bitfield(sock, type); inode->i_mode = S_IFSOCK | S_IRWXUGO; inode->i_uid = current_fsuid(); inode->i_gid = current_fsgid(); diff --git a/net/wireless/scan.c b/net/wireless/scan.c index 4c210c2..e5f92ee 100644 --- a/net/wireless/scan.c +++ b/net/wireless/scan.c @@ -662,7 +662,7 @@ int cfg80211_wext_siwscan(struct net_device *dev, int k; int wiphy_freq = wiphy->bands[band]->channels[j].center_freq; for (k = 0; k < wreq->num_channels; k++) { - int wext_freq = wreq->channel_list[k].m / 100000; + int wext_freq = cfg80211_wext_freq(wiphy, &wreq->channel_list[k]); if (wext_freq == wiphy_freq) goto wext_freq_found; } @@ -675,6 +675,11 @@ int cfg80211_wext_siwscan(struct net_device *dev, wext_freq_not_found: ; } } + /* No channels found? */ + if (!i) { + err = -EINVAL; + goto out; + } /* Set real number of channels specified in creq->channels[] */ creq->n_channels = i; diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 6830788..7fae7ee 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -188,7 +188,7 @@ void cfg80211_conn_work(struct work_struct *work) rtnl_unlock(); } -static bool cfg80211_get_conn_bss(struct wireless_dev *wdev) +static struct cfg80211_bss *cfg80211_get_conn_bss(struct wireless_dev *wdev) { struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); struct cfg80211_bss *bss; @@ -205,7 +205,7 @@ static bool cfg80211_get_conn_bss(struct wireless_dev *wdev) WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_PRIVACY, capa); if (!bss) - return false; + return NULL; memcpy(wdev->conn->bssid, bss->bssid, ETH_ALEN); wdev->conn->params.bssid = wdev->conn->bssid; @@ -213,14 +213,14 @@ static bool cfg80211_get_conn_bss(struct wireless_dev *wdev) wdev->conn->state = CFG80211_CONN_AUTHENTICATE_NEXT; schedule_work(&rdev->conn_work); - cfg80211_put_bss(bss); - return true; + return bss; } static void __cfg80211_sme_scan_done(struct net_device *dev) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); + struct cfg80211_bss *bss; ASSERT_WDEV_LOCK(wdev); @@ -234,7 +234,10 @@ static void __cfg80211_sme_scan_done(struct net_device *dev) wdev->conn->state != CFG80211_CONN_SCAN_AGAIN) return; - if (!cfg80211_get_conn_bss(wdev)) { + bss = cfg80211_get_conn_bss(wdev); + if (bss) { + cfg80211_put_bss(bss); + } else { /* not found */ if (wdev->conn->state == CFG80211_CONN_SCAN_AGAIN) schedule_work(&rdev->conn_work); @@ -670,6 +673,7 @@ int __cfg80211_connect(struct cfg80211_registered_device *rdev, { struct wireless_dev *wdev = dev->ieee80211_ptr; struct ieee80211_channel *chan; + struct cfg80211_bss *bss = NULL; int err; ASSERT_WDEV_LOCK(wdev); @@ -760,7 +764,7 @@ int __cfg80211_connect(struct cfg80211_registered_device *rdev, /* don't care about result -- but fill bssid & channel */ if (!wdev->conn->params.bssid || !wdev->conn->params.channel) - cfg80211_get_conn_bss(wdev); + bss = cfg80211_get_conn_bss(wdev); wdev->sme_state = CFG80211_SME_CONNECTING; wdev->connect_keys = connkeys; @@ -770,10 +774,11 @@ int __cfg80211_connect(struct cfg80211_registered_device *rdev, wdev->conn->prev_bssid_valid = true; } - /* we're good if we have both BSSID and channel */ - if (wdev->conn->params.bssid && wdev->conn->params.channel) { + /* we're good if we have a matching bss struct */ + if (bss) { wdev->conn->state = CFG80211_CONN_AUTHENTICATE_NEXT; err = cfg80211_conn_do_work(wdev); + cfg80211_put_bss(bss); } else { /* otherwise we'll need to scan for the AP first */ err = cfg80211_conn_scan(wdev); |
