diff options
| author |   Pavel Emelianov <xemul@openvz.org> | 2007-05-29 13:19:18 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2007-05-31 01:23:34 -0700 |
| commit | e4fd5da39f99d5921dda1fe3d93652fbd925fbfd (patch) | |
| tree | 595967b745720653cdc0f7c9e5d61c5433ea143e /include/net | |
| parent | [SOCK]: Shrink struct sock by 8 bytes on 64-bit. (diff) | |
| download | linux-dev-e4fd5da39f99d5921dda1fe3d93652fbd925fbfd.tar.xz linux-dev-e4fd5da39f99d5921dda1fe3d93652fbd925fbfd.zip | |
[TCP]: Consolidate checking for tcp orphan count being too big.
tcp_out_of_resources() and tcp_close() perform the
same checking of number of orphan sockets. Move this
code into common place.
Signed-off-by: Pavel Emelianov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/tcp.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index e22b4f0305a3..a8af9ae00177 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -254,6 +254,12 @@ static inline int between(__u32 seq1, __u32 seq2, __u32 seq3) return seq3 - seq2 >= seq1 - seq2; } +static inline int tcp_too_many_orphans(struct sock *sk, int num) +{ + return (num > sysctl_tcp_max_orphans) || + (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && + atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2]); +} extern struct proto tcp_prot; |