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| author | Felix Fietkau <nbd@openwrt.org> | 2014-08-06 10:30:14 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2014-08-06 10:30:14 +0000 |
| commit | 10ff26f9640eefa2bef0022218be3321dab79eba (patch) | |
| tree | 4379a92bd4662705f616366863f35c5c0d65e42a | |
| parent | 71b3c56c7f87a65f67917782b9ca9e4f412fad3a (diff) | |
| download | upstream-10ff26f9640eefa2bef0022218be3321dab79eba.tar.gz upstream-10ff26f9640eefa2bef0022218be3321dab79eba.tar.bz2 upstream-10ff26f9640eefa2bef0022218be3321dab79eba.zip | |
kernel: add a small xfrm related performance optimization
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Backport of r41950
git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@42008 3c298f89-4303-0410-b956-a3cf2f4a3e73
| -rw-r--r-- | target/linux/generic/patches-3.10/616-net_optimize_xfrm_calls.patch | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.10/616-net_optimize_xfrm_calls.patch b/target/linux/generic/patches-3.10/616-net_optimize_xfrm_calls.patch new file mode 100644 index 0000000000..a21fec70c6 --- /dev/null +++ b/target/linux/generic/patches-3.10/616-net_optimize_xfrm_calls.patch @@ -0,0 +1,13 @@ +--- a/net/netfilter/nf_nat_core.c ++++ b/net/netfilter/nf_nat_core.c +@@ -89,6 +89,9 @@ int nf_xfrm_me_harder(struct sk_buff *sk + struct dst_entry *dst; + int err; + ++ if (!dev_net(skb->dev)->xfrm.policy_count[XFRM_POLICY_OUT]) ++ return 0; ++ + err = xfrm_decode_session(skb, &fl, family); + if (err < 0) + return err; + |