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authorEric Dumazet <eric.dumazet@gmail.com>2009-06-17 22:05:41 -0400
committerDavid S. Miller <davem@davemloft.net>2009-06-18 03:29:12 -0400
commit31e6d363abcd0d05766c82f1a9c905a4c974a199 (patch)
treef2b5c46354d95f91e743ae748b8add0de8bffd17 /net/netrom
parentd3b238a03efd6d644ff93c8b10a1d38a596f2e34 (diff)
net: correct off-by-one write allocations reports
commit 2b85a34e911bf483c27cfdd124aeb1605145dc80 (net: No more expensive sock_hold()/sock_put() on each tx) changed initial sk_wmem_alloc value. We need to take into account this offset when reporting sk_wmem_alloc to user, in PROC_FS files or various ioctls (SIOCOUTQ/TIOCOUTQ) Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netrom')
-rw-r--r--net/netrom/af_netrom.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index cd911904cbe1..ce51ce012cda 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -1205,7 +1205,7 @@ static int nr_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
1205 long amount; 1205 long amount;
1206 1206
1207 lock_sock(sk); 1207 lock_sock(sk);
1208 amount = sk->sk_sndbuf - atomic_read(&sk->sk_wmem_alloc); 1208 amount = sk->sk_sndbuf - sk_wmem_alloc_get(sk);
1209 if (amount < 0) 1209 if (amount < 0)
1210 amount = 0; 1210 amount = 0;
1211 release_sock(sk); 1211 release_sock(sk);
@@ -1341,8 +1341,8 @@ static int nr_info_show(struct seq_file *seq, void *v)
1341 nr->n2count, 1341 nr->n2count,
1342 nr->n2, 1342 nr->n2,
1343 nr->window, 1343 nr->window,
1344 atomic_read(&s->sk_wmem_alloc), 1344 sk_wmem_alloc_get(s),
1345 atomic_read(&s->sk_rmem_alloc), 1345 sk_rmem_alloc_get(s),
1346 s->sk_socket ? SOCK_INODE(s->sk_socket)->i_ino : 0L); 1346 s->sk_socket ? SOCK_INODE(s->sk_socket)->i_ino : 0L);
1347 1347
1348 bh_unlock_sock(s); 1348 bh_unlock_sock(s);