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author | Felix Fietkau <nbd@openwrt.org> | 2015-03-18 18:22:41 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2015-03-18 18:22:41 +0000 |
commit | 1eb74d2c55dfcb60ed3d4a557bd360680695ffbc (patch) | |
tree | 7cd84a087ab09abdbd3ef6914d4eeb165ec9a12c /target/linux/generic/patches-3.18/680-net-skip-gro-for-otherhost-packets.patch | |
parent | 5d4be21553ddc62ac97b9698c656829d7e814ee1 (diff) | |
download | master-187ad058-1eb74d2c55dfcb60ed3d4a557bd360680695ffbc.tar.gz master-187ad058-1eb74d2c55dfcb60ed3d4a557bd360680695ffbc.tar.bz2 master-187ad058-1eb74d2c55dfcb60ed3d4a557bd360680695ffbc.zip |
kernel: replace GRO optimization patch with a new one that supports VLANs/bridges with different MAC addresses
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@44877 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.18/680-net-skip-gro-for-otherhost-packets.patch')
-rw-r--r-- | target/linux/generic/patches-3.18/680-net-skip-gro-for-otherhost-packets.patch | 26 |
1 files changed, 0 insertions, 26 deletions
diff --git a/target/linux/generic/patches-3.18/680-net-skip-gro-for-otherhost-packets.patch b/target/linux/generic/patches-3.18/680-net-skip-gro-for-otherhost-packets.patch deleted file mode 100644 index 2a65c0be61..0000000000 --- a/target/linux/generic/patches-3.18/680-net-skip-gro-for-otherhost-packets.patch +++ /dev/null @@ -1,26 +0,0 @@ -Subject: NET: skip GRO for otherhost packets - -For network drivers using napi_gro_receive, packets are run through GRO, -even when the destination MAC address does not match, and they're supposed -to be delivered to another host behind a different bridge port. - -This can be very expensive, because for drivers without TSO or scatter- -gather, this can only be undone by copying the skb and checksumming it -again. - -Fix this by leaving skbs with PACKET_OTHERHOST untouched. - -Signed-off-by: Felix Fietkau <nbd@openwrt.org> - ---- a/net/core/dev.c -+++ b/net/core/dev.c -@@ -4003,6 +4003,9 @@ static enum gro_result dev_gro_receive(s - enum gro_result ret; - int grow; - -+ if (skb->pkt_type == PACKET_OTHERHOST) -+ goto normal; -+ - if (!(skb->dev->features & NETIF_F_GRO)) - goto normal; - |