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authorEric Dumazet <dada1@cosmosbay.com>2008-11-23 15:42:23 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-23 15:42:23 -0800
commit04f258ce7f085dd69422fa01d41c8f0194a0e270 (patch)
tree948bf0a108717265df6228bcac2126ec423cb988 /net/ipv4/af_inet.c
parentc46920dadba65856eb1a1f1ffa1b350875db1228 (diff)
net: some optimizations in af_inet
1) Use eq_net() in inet_netns_ok() to speedup socket creation if !CONFIG_NET_NS 2) Reorder the tests about inet_ehash_secret generation (once only) Use the unlikely() macro when testing if inet_ehash_secret already generated. Signed-off-by: Eric Dumazet <dada1@cosmosbay.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/af_inet.c')
-rw-r--r--net/ipv4/af_inet.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index b1462e8c64c..fe03048c130 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -245,7 +245,7 @@ static inline int inet_netns_ok(struct net *net, int protocol)
int hash;
struct net_protocol *ipprot;
- if (net == &init_net)
+ if (net_eq(net, &init_net))
return 1;
hash = protocol & (MAX_INET_PROTOS - 1);
@@ -272,10 +272,9 @@ static int inet_create(struct net *net, struct socket *sock, int protocol)
int try_loading_module = 0;
int err;
- if (sock->type != SOCK_RAW &&
- sock->type != SOCK_DGRAM &&
- !inet_ehash_secret)
- build_ehash_secret();
+ if (unlikely(!inet_ehash_secret))
+ if (sock->type != SOCK_RAW && sock->type != SOCK_DGRAM)
+ build_ehash_secret();
sock->state = SS_UNCONNECTED;