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| author | Eric Dumazet <dada1@cosmosbay.com> | 2007-12-31 15:00:50 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-01-28 15:00:27 -0800 |
| commit | 680a5a5086443b9547b32b04f40af8f9d717f711 (patch) | |
| tree | 86b2a38732d03970e5d30ada9d5459a752cf1210 /net/core/sock.c | |
| parent | d436d68630a74ba3c898ff1b53591ddc4eb7f2bf (diff) | |
| download | linux-680a5a5086443b9547b32b04f40af8f9d717f711.tar.gz linux-680a5a5086443b9547b32b04f40af8f9d717f711.tar.bz2 linux-680a5a5086443b9547b32b04f40af8f9d717f711.zip | |
[PATCH] use SK_MEM_QUANTUM_SHIFT in __sk_mem_reclaim()
Avoid an expensive divide (as done in commit
18030477e70a826b91608aee40a987bbd368fec6 but lost in commit
23821d2653111d20e75472c8c5003df1a55309a8)
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 8c184c4a3811..3804e7df626b 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1476,7 +1476,7 @@ void __sk_mem_reclaim(struct sock *sk) { struct proto *prot = sk->sk_prot; - atomic_sub(sk->sk_forward_alloc / SK_MEM_QUANTUM, + atomic_sub(sk->sk_forward_alloc >> SK_MEM_QUANTUM_SHIFT, prot->memory_allocated); sk->sk_forward_alloc &= SK_MEM_QUANTUM - 1; |