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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2009-06-18 04:06:12 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-06-18 09:29:12 +0200 |
| commit | 81e2a3d5b75cbf0b42428b9d5a7cc7c85be9e7a7 (patch) | |
| tree | cac92ad222a84f30e129b569cb489652a0ca44ef /net/atm/common.c | |
| parent | net: correct off-by-one write allocations reports (diff) | |
| download | linux-81e2a3d5b75cbf0b42428b9d5a7cc7c85be9e7a7.tar.xz linux-81e2a3d5b75cbf0b42428b9d5a7cc7c85be9e7a7.zip | |
atm: sk_wmem_alloc initial value is one
commit 2b85a34e911bf483c27cfdd124aeb1605145dc80
(net: No more expensive sock_hold()/sock_put() on each tx)
changed initial sk_wmem_alloc value.
This broke net/atm since this protocol assumed a null
initial value. This patch makes necessary changes.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/atm/common.c')
| -rw-r--r-- | net/atm/common.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/atm/common.c b/net/atm/common.c index d34edbe754c8..c1c97936192c 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -62,15 +62,15 @@ static struct sk_buff *alloc_tx(struct atm_vcc *vcc,unsigned int size) struct sk_buff *skb; struct sock *sk = sk_atm(vcc); - if (atomic_read(&sk->sk_wmem_alloc) && !atm_may_send(vcc, size)) { + if (sk_wmem_alloc_get(sk) && !atm_may_send(vcc, size)) { pr_debug("Sorry: wmem_alloc = %d, size = %d, sndbuf = %d\n", - atomic_read(&sk->sk_wmem_alloc), size, + sk_wmem_alloc_get(sk), size, sk->sk_sndbuf); return NULL; } - while (!(skb = alloc_skb(size,GFP_KERNEL))) schedule(); - pr_debug("AlTx %d += %d\n", atomic_read(&sk->sk_wmem_alloc), - skb->truesize); + while (!(skb = alloc_skb(size, GFP_KERNEL))) + schedule(); + pr_debug("AlTx %d += %d\n", sk_wmem_alloc_get(sk), skb->truesize); atomic_add(skb->truesize, &sk->sk_wmem_alloc); return skb; } @@ -145,7 +145,7 @@ int vcc_create(struct net *net, struct socket *sock, int protocol, int family) memset(&vcc->local,0,sizeof(struct sockaddr_atmsvc)); memset(&vcc->remote,0,sizeof(struct sockaddr_atmsvc)); vcc->qos.txtp.max_sdu = 1 << 16; /* for meta VCs */ - atomic_set(&sk->sk_wmem_alloc, 0); + atomic_set(&sk->sk_wmem_alloc, 1); atomic_set(&sk->sk_rmem_alloc, 0); vcc->push = NULL; vcc->pop = NULL; |