diff options
Diffstat (limited to 'net/x25')
| -rw-r--r-- | net/x25/af_x25.c | 30 | ||||
| -rw-r--r-- | net/x25/x25_proc.c | 4 | ||||
| -rw-r--r-- | net/x25/x25_timer.c | 2 |
3 files changed, 24 insertions, 12 deletions
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c index ed80af8ca5f..21cdc872004 100644 --- a/net/x25/af_x25.c +++ b/net/x25/af_x25.c @@ -332,14 +332,14 @@ static unsigned int x25_new_lci(struct x25_neigh *nb) /* * Deferred destroy. */ -void x25_destroy_socket(struct sock *); +static void __x25_destroy_socket(struct sock *); /* * handler for deferred kills. */ static void x25_destroy_timer(unsigned long data) { - x25_destroy_socket((struct sock *)data); + x25_destroy_socket_from_timer((struct sock *)data); } /* @@ -349,12 +349,10 @@ static void x25_destroy_timer(unsigned long data) * will touch it and we are (fairly 8-) ) safe. * Not static as it's used by the timer */ -void x25_destroy_socket(struct sock *sk) +static void __x25_destroy_socket(struct sock *sk) { struct sk_buff *skb; - sock_hold(sk); - lock_sock(sk); x25_stop_heartbeat(sk); x25_stop_timer(sk); @@ -374,8 +372,7 @@ void x25_destroy_socket(struct sock *sk) kfree_skb(skb); } - if (atomic_read(&sk->sk_wmem_alloc) || - atomic_read(&sk->sk_rmem_alloc)) { + if (sk_has_allocations(sk)) { /* Defer: outstanding buffers */ sk->sk_timer.expires = jiffies + 10 * HZ; sk->sk_timer.function = x25_destroy_timer; @@ -385,7 +382,22 @@ void x25_destroy_socket(struct sock *sk) /* drop last reference so sock_put will free */ __sock_put(sk); } +} + +void x25_destroy_socket_from_timer(struct sock *sk) +{ + sock_hold(sk); + bh_lock_sock(sk); + __x25_destroy_socket(sk); + bh_unlock_sock(sk); + sock_put(sk); +} +static void x25_destroy_socket(struct sock *sk) +{ + sock_hold(sk); + lock_sock(sk); + __x25_destroy_socket(sk); release_sock(sk); sock_put(sk); } @@ -1259,8 +1271,8 @@ static int x25_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) switch (cmd) { case TIOCOUTQ: { - int amount = sk->sk_sndbuf - - atomic_read(&sk->sk_wmem_alloc); + int amount = sk->sk_sndbuf - sk_wmem_alloc_get(sk); + if (amount < 0) amount = 0; rc = put_user(amount, (unsigned int __user *)argp); diff --git a/net/x25/x25_proc.c b/net/x25/x25_proc.c index 1afa44d25be..0a04e62e0e1 100644 --- a/net/x25/x25_proc.c +++ b/net/x25/x25_proc.c @@ -163,8 +163,8 @@ static int x25_seq_socket_show(struct seq_file *seq, void *v) devname, x25->lci & 0x0FFF, x25->state, x25->vs, x25->vr, x25->va, x25_display_timer(s) / HZ, x25->t2 / HZ, x25->t21 / HZ, x25->t22 / HZ, x25->t23 / HZ, - atomic_read(&s->sk_wmem_alloc), - atomic_read(&s->sk_rmem_alloc), + sk_wmem_alloc_get(s), + sk_rmem_alloc_get(s), s->sk_socket ? SOCK_INODE(s->sk_socket)->i_ino : 0L); out: return 0; diff --git a/net/x25/x25_timer.c b/net/x25/x25_timer.c index d3e3e54db93..5c5db1a3639 100644 --- a/net/x25/x25_timer.c +++ b/net/x25/x25_timer.c @@ -113,7 +113,7 @@ static void x25_heartbeat_expiry(unsigned long param) (sk->sk_state == TCP_LISTEN && sock_flag(sk, SOCK_DEAD))) { bh_unlock_sock(sk); - x25_destroy_socket(sk); + x25_destroy_socket_from_timer(sk); return; } break; |