diff options
Diffstat (limited to 'net/atm')
-rw-r--r-- | net/atm/atm_misc.c | 2 | ||||
-rw-r--r-- | net/atm/br2684.c | 27 | ||||
-rw-r--r-- | net/atm/clip.c | 36 | ||||
-rw-r--r-- | net/atm/common.c | 34 | ||||
-rw-r--r-- | net/atm/common.h | 1 | ||||
-rw-r--r-- | net/atm/pppoatm.c | 4 |
6 files changed, 52 insertions, 52 deletions
diff --git a/net/atm/atm_misc.c b/net/atm/atm_misc.c index f41f026..876fbe8 100644 --- a/net/atm/atm_misc.c +++ b/net/atm/atm_misc.c @@ -26,7 +26,7 @@ struct sk_buff *atm_alloc_charge(struct atm_vcc *vcc, int pdu_size, gfp_t gfp_flags) { struct sock *sk = sk_atm(vcc); - int guess = atm_guess_pdu2truesize(pdu_size); + int guess = SKB_TRUESIZE(pdu_size); atm_force_charge(vcc, guess); if (atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf) { diff --git a/net/atm/br2684.c b/net/atm/br2684.c index d07223c..53b0aa1 100644 --- a/net/atm/br2684.c +++ b/net/atm/br2684.c @@ -489,15 +489,11 @@ free_skb: */ static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg) { - struct sk_buff_head queue; - int err; struct br2684_vcc *brvcc; - struct sk_buff *skb, *tmp; - struct sk_buff_head *rq; struct br2684_dev *brdev; struct net_device *net_dev; struct atm_backend_br2684 be; - unsigned long flags; + int err; if (copy_from_user(&be, arg, sizeof be)) return -EFAULT; @@ -550,23 +546,6 @@ static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg) atmvcc->push = br2684_push; atmvcc->pop = br2684_pop; - __skb_queue_head_init(&queue); - rq = &sk_atm(atmvcc)->sk_receive_queue; - - spin_lock_irqsave(&rq->lock, flags); - skb_queue_splice_init(rq, &queue); - spin_unlock_irqrestore(&rq->lock, flags); - - skb_queue_walk_safe(&queue, skb, tmp) { - struct net_device *dev; - - br2684_push(atmvcc, skb); - dev = skb->dev; - - dev->stats.rx_bytes -= skb->len; - dev->stats.rx_packets--; - } - /* initialize netdev carrier state */ if (atmvcc->dev->signal == ATM_PHY_SIG_LOST) netif_carrier_off(net_dev); @@ -574,6 +553,10 @@ static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg) netif_carrier_on(net_dev); __module_get(THIS_MODULE); + + /* re-process everything received between connection setup and + backend setup */ + vcc_process_recv_queue(atmvcc); return 0; error: diff --git a/net/atm/clip.c b/net/atm/clip.c index 8523940..11439a7 100644 --- a/net/atm/clip.c +++ b/net/atm/clip.c @@ -189,6 +189,13 @@ static void clip_push(struct atm_vcc *vcc, struct sk_buff *skb) struct clip_vcc *clip_vcc = CLIP_VCC(vcc); pr_debug("\n"); + + if (!clip_devs) { + atm_return(vcc, skb->truesize); + kfree_skb(skb); + return; + } + if (!skb) { pr_debug("removing VCC %p\n", clip_vcc); if (clip_vcc->entry) @@ -329,7 +336,7 @@ static struct neigh_table clip_tbl = { .gc_staletime = 60 * HZ, .reachable_time = 30 * HZ, .delay_probe_time = 5 * HZ, - .queue_len = 3, + .queue_len_bytes = 64 * 1024, .ucast_probes = 3, .mcast_probes = 3, .anycast_delay = 1 * HZ, @@ -448,10 +455,7 @@ static netdev_tx_t clip_start_xmit(struct sk_buff *skb, static int clip_mkip(struct atm_vcc *vcc, int timeout) { - struct sk_buff_head *rq, queue; struct clip_vcc *clip_vcc; - struct sk_buff *skb, *tmp; - unsigned long flags; if (!vcc->push) return -EBADFD; @@ -472,29 +476,9 @@ static int clip_mkip(struct atm_vcc *vcc, int timeout) vcc->push = clip_push; vcc->pop = clip_pop; - __skb_queue_head_init(&queue); - rq = &sk_atm(vcc)->sk_receive_queue; - - spin_lock_irqsave(&rq->lock, flags); - skb_queue_splice_init(rq, &queue); - spin_unlock_irqrestore(&rq->lock, flags); - /* re-process everything received between connection setup and MKIP */ - skb_queue_walk_safe(&queue, skb, tmp) { - if (!clip_devs) { - atm_return(vcc, skb->truesize); - kfree_skb(skb); - } else { - struct net_device *dev = skb->dev; - unsigned int len = skb->len; - - skb_get(skb); - clip_push(vcc, skb); - dev->stats.rx_packets--; - dev->stats.rx_bytes -= len; - kfree_skb(skb); - } - } + vcc_process_recv_queue(vcc); + return 0; } diff --git a/net/atm/common.c b/net/atm/common.c index 14ff9fe..b4b44db 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -214,6 +214,26 @@ void vcc_release_async(struct atm_vcc *vcc, int reply) } EXPORT_SYMBOL(vcc_release_async); +void vcc_process_recv_queue(struct atm_vcc *vcc) +{ + struct sk_buff_head queue, *rq; + struct sk_buff *skb, *tmp; + unsigned long flags; + + __skb_queue_head_init(&queue); + rq = &sk_atm(vcc)->sk_receive_queue; + + spin_lock_irqsave(&rq->lock, flags); + skb_queue_splice_init(rq, &queue); + spin_unlock_irqrestore(&rq->lock, flags); + + skb_queue_walk_safe(&queue, skb, tmp) { + __skb_unlink(skb, &queue); + vcc->push(vcc, skb); + } +} +EXPORT_SYMBOL(vcc_process_recv_queue); + void atm_dev_signal_change(struct atm_dev *dev, char signal) { pr_debug("%s signal=%d dev=%p number=%d dev->signal=%d\n", @@ -502,8 +522,11 @@ int vcc_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, if (sock->state != SS_CONNECTED) return -ENOTCONN; - if (flags & ~MSG_DONTWAIT) /* only handle MSG_DONTWAIT */ + + /* only handle MSG_DONTWAIT and MSG_PEEK */ + if (flags & ~(MSG_DONTWAIT | MSG_PEEK)) return -EOPNOTSUPP; + vcc = ATM_SD(sock); if (test_bit(ATM_VF_RELEASED, &vcc->flags) || test_bit(ATM_VF_CLOSE, &vcc->flags) || @@ -524,8 +547,13 @@ int vcc_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, if (error) return error; sock_recv_ts_and_drops(msg, sk, skb); - pr_debug("%d -= %d\n", atomic_read(&sk->sk_rmem_alloc), skb->truesize); - atm_return(vcc, skb->truesize); + + if (!(flags & MSG_PEEK)) { + pr_debug("%d -= %d\n", atomic_read(&sk->sk_rmem_alloc), + skb->truesize); + atm_return(vcc, skb->truesize); + } + skb_free_datagram(sk, skb); return copied; } diff --git a/net/atm/common.h b/net/atm/common.h index f48a76b..cc3c2da 100644 --- a/net/atm/common.h +++ b/net/atm/common.h @@ -24,6 +24,7 @@ int vcc_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen); int vcc_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen); +void vcc_process_recv_queue(struct atm_vcc *vcc); int atmpvc_init(void); void atmpvc_exit(void); diff --git a/net/atm/pppoatm.c b/net/atm/pppoatm.c index db4a11c..df35d9a 100644 --- a/net/atm/pppoatm.c +++ b/net/atm/pppoatm.c @@ -303,6 +303,10 @@ static int pppoatm_assign_vcc(struct atm_vcc *atmvcc, void __user *arg) atmvcc->push = pppoatm_push; atmvcc->pop = pppoatm_pop; __module_get(THIS_MODULE); + + /* re-process everything received between connection setup and + backend setup */ + vcc_process_recv_queue(atmvcc); return 0; } |