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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-08-30 11:04:14 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-08-31 00:50:45 +0400 |
| commit | 6dcd814bd08bc7989f7f3eac9bbe8b20aec0182a (patch) | |
| tree | e8fcde2ef93efa62437aff893477098a1bf8b6a0 /net/ipv4/tunnel4.c | |
| parent | c274f29120eff7852bb2370ae6f05f46de75edbc (diff) | |
| download | linux-6dcd814bd08bc7989f7f3eac9bbe8b20aec0182a.tar.xz | |
net: struct xfrm_tunnel in read_mostly section
tunnel4_handlers chain being scanned for each incoming packet,
make sure it doesnt share an often dirtied cache line.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tunnel4.c')
| -rw-r--r-- | net/ipv4/tunnel4.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tunnel4.c b/net/ipv4/tunnel4.c index 59186ca7808a..942f02da07d8 100644 --- a/net/ipv4/tunnel4.c +++ b/net/ipv4/tunnel4.c @@ -14,8 +14,8 @@ #include <net/protocol.h> #include <net/xfrm.h> -static struct xfrm_tunnel *tunnel4_handlers; -static struct xfrm_tunnel *tunnel64_handlers; +static struct xfrm_tunnel *tunnel4_handlers __read_mostly; +static struct xfrm_tunnel *tunnel64_handlers __read_mostly; static DEFINE_MUTEX(tunnel4_mutex); static inline struct xfrm_tunnel **fam_handlers(unsigned short family) |