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authorNikolay Aleksandrov <nikolay@redhat.com>2014-08-01 12:29:48 +0200
committerDavid S. Miller <davem@davemloft.net>2014-08-02 15:31:31 -0700
commitd4ad4d22e7ac6b8711b35d7e86eb29f03f8ac153 (patch)
tree929ebb9bc76b52037572bfb58475112989b51ba0 /net/ipv4/ip_fragment.c
parent2e404f632f44979ddf0ce0808a438249a72d7015 (diff)
downloadop-kernel-dev-d4ad4d22e7ac6b8711b35d7e86eb29f03f8ac153.zip
op-kernel-dev-d4ad4d22e7ac6b8711b35d7e86eb29f03f8ac153.tar.gz
inet: frags: use kmem_cache for inet_frag_queue
Use kmem_cache to allocate/free inet_frag_queue objects since they're all the same size per inet_frags user and are alloced/freed in high volumes thus making it a perfect case for kmem_cache. Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com> Acked-by: Florian Westphal <fw@strlen.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_fragment.c')
-rw-r--r--net/ipv4/ip_fragment.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index cb56bcc..15f0e2b 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -55,6 +55,7 @@
*/
static int sysctl_ipfrag_max_dist __read_mostly = 64;
+static const char ip_frag_cache_name[] = "ip4-frags";
struct ipfrag_skb_cb
{
@@ -860,5 +861,7 @@ void __init ipfrag_init(void)
ip4_frags.qsize = sizeof(struct ipq);
ip4_frags.match = ip4_frag_match;
ip4_frags.frag_expire = ip_expire;
- inet_frags_init(&ip4_frags);
+ ip4_frags.frags_cache_name = ip_frag_cache_name;
+ if (inet_frags_init(&ip4_frags))
+ panic("IP: failed to allocate ip4_frags cache\n");
}
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