diff options
Diffstat (limited to 'drivers/net/vxge/vxge-main.c')
-rw-r--r-- | drivers/net/vxge/vxge-main.c | 53 |
1 files changed, 28 insertions, 25 deletions
diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c index beee4ab..4b22513 100644 --- a/drivers/net/vxge/vxge-main.c +++ b/drivers/net/vxge/vxge-main.c @@ -87,22 +87,25 @@ static inline int is_vxge_card_up(struct vxgedev *vdev) static inline void VXGE_COMPLETE_VPATH_TX(struct vxge_fifo *fifo) { unsigned long flags = 0; - struct sk_buff *skb_ptr = NULL; - struct sk_buff **temp, *head, *skb; - - if (spin_trylock_irqsave(&fifo->tx_lock, flags)) { - vxge_hw_vpath_poll_tx(fifo->handle, (void **)&skb_ptr); - spin_unlock_irqrestore(&fifo->tx_lock, flags); - } - /* free SKBs */ - head = skb_ptr; - while (head) { - skb = head; - temp = (struct sk_buff **)&skb->cb; - head = *temp; - *temp = NULL; - dev_kfree_skb_irq(skb); - } + struct sk_buff **skb_ptr = NULL; + struct sk_buff **temp; +#define NR_SKB_COMPLETED 128 + struct sk_buff *completed[NR_SKB_COMPLETED]; + int more; + + do { + more = 0; + skb_ptr = completed; + + if (spin_trylock_irqsave(&fifo->tx_lock, flags)) { + vxge_hw_vpath_poll_tx(fifo->handle, &skb_ptr, + NR_SKB_COMPLETED, &more); + spin_unlock_irqrestore(&fifo->tx_lock, flags); + } + /* free SKBs */ + for (temp = completed; temp != skb_ptr; temp++) + dev_kfree_skb_irq(*temp); + } while (more) ; } static inline void VXGE_COMPLETE_ALL_TX(struct vxgedev *vdev) @@ -600,11 +603,10 @@ vxge_rx_1b_compl(struct __vxge_hw_ring *ringh, void *dtr, enum vxge_hw_status vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr, enum vxge_hw_fifo_tcode t_code, void *userdata, - void **skb_ptr) + struct sk_buff ***skb_ptr, int nr_skb, int *more) { struct vxge_fifo *fifo = (struct vxge_fifo *)userdata; - struct sk_buff *skb, *head = NULL; - struct sk_buff **temp; + struct sk_buff *skb, **done_skb = *skb_ptr; int pkt_cnt = 0; vxge_debug_entryexit(VXGE_TRACE, @@ -657,9 +659,12 @@ vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr, fifo->stats.tx_frms++; fifo->stats.tx_bytes += skb->len; - temp = (struct sk_buff **)&skb->cb; - *temp = head; - head = skb; + *done_skb++ = skb; + + if (--nr_skb <= 0) { + *more = 1; + break; + } pkt_cnt++; if (pkt_cnt > fifo->indicate_max_pkts) @@ -668,11 +673,9 @@ vxge_xmit_compl(struct __vxge_hw_fifo *fifo_hw, void *dtr, } while (vxge_hw_fifo_txdl_next_completed(fifo_hw, &dtr, &t_code) == VXGE_HW_OK); + *skb_ptr = done_skb; vxge_wake_tx_queue(fifo, skb); - if (skb_ptr) - *skb_ptr = (void *) head; - vxge_debug_entryexit(VXGE_TRACE, "%s: %s:%d Exiting...", fifo->ndev->name, __func__, __LINE__); |