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authorEric Dumazet <dada1@cosmosbay.com>2009-05-01 18:10:46 +0200
committerDavid S. Miller <davem@davemloft.net>2009-05-01 18:10:46 +0200
commit0f3d042ed2f934f149ccb78300454beaf0c1134b (patch)
treee8bf6955d133bf528ba8bbec0231a116755aace5
parentnet: Fix skb_tx_hash() for forwarding workloads. (diff)
downloadlinux-0f3d042ed2f934f149ccb78300454beaf0c1134b.tar.xz
linux-0f3d042ed2f934f149ccb78300454beaf0c1134b.zip
netfilter: use likely() in xt_info_rdlock_bh()
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/linux/netfilter/x_tables.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/netfilter/x_tables.h b/include/linux/netfilter/x_tables.h
index 1b2e43502ef7..c9efe039dc57 100644
--- a/include/linux/netfilter/x_tables.h
+++ b/include/linux/netfilter/x_tables.h
@@ -472,7 +472,7 @@ static inline void xt_info_rdlock_bh(void)
local_bh_disable();
lock = &__get_cpu_var(xt_info_locks);
- if (!lock->readers++)
+ if (likely(!lock->readers++))
spin_lock(&lock->lock);
}
@@ -480,7 +480,7 @@ static inline void xt_info_rdunlock_bh(void)
{
struct xt_info_lock *lock = &__get_cpu_var(xt_info_locks);
- if (!--lock->readers)
+ if (likely(!--lock->readers))
spin_unlock(&lock->lock);
local_bh_enable();
}