tcp: replace ehash_size by ehash_mask
Storing the mask (size - 1) instead of the size allows fast path to be
a bit faster.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index d522dcf..5f11c4a 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -125,7 +125,7 @@
*/
struct inet_ehash_bucket *ehash;
spinlock_t *ehash_locks;
- unsigned int ehash_size;
+ unsigned int ehash_mask;
unsigned int ehash_locks_mask;
/* Ok, let's try this, I give up, we do need a local binding
@@ -158,7 +158,7 @@
struct inet_hashinfo *hashinfo,
unsigned int hash)
{
- return &hashinfo->ehash[hash & (hashinfo->ehash_size - 1)];
+ return &hashinfo->ehash[hash & hashinfo->ehash_mask];
}
static inline spinlock_t *inet_ehash_lockp(
