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net: struct xfrm_tunnel in read_mostly section

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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>
This commit is contained in:
Eric Dumazet
2010-08-30 07:04:14 +00:00
committed by David S. Miller
parent c274f29120
commit 6dcd814bd0
4 changed files with 6 additions and 6 deletions
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net/ipv4/ipip.c
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@@ -744,7 +744,7 @@ static void __net_init ipip_fb_tunnel_init(struct net_device *dev)
ipn->tunnels_wc[0] = tunnel;
}
static struct xfrm_tunnel ipip_handler = {
static struct xfrm_tunnel ipip_handler __read_mostly = {
.handler = ipip_rcv,
.err_handler = ipip_err,
.priority = 1,