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| author | Eric Dumazet | 2014-04-03 18:28:10 +0200 |
|---|---|---|
| committer | David S. Miller | 2014-04-03 22:17:52 +0200 |
| commit | e33d0ba8047b049c9262fdb1fcafb93cb52ceceb (patch) | |
| tree | 2b117a4733772f5ab63ab296c79ef1290cfc40f7 /net/netfilter/xt_connlimit.c | |
| parent | net: Micrel KSZ8864RMN 4-port managed switch support (diff) | |
| download | kernel-qcow2-linux-e33d0ba8047b049c9262fdb1fcafb93cb52ceceb.tar.gz kernel-qcow2-linux-e33d0ba8047b049c9262fdb1fcafb93cb52ceceb.tar.xz kernel-qcow2-linux-e33d0ba8047b049c9262fdb1fcafb93cb52ceceb.zip | |
net-gro: reset skb->truesize in napi_reuse_skb()
Recycling skb always had been very tough...
This time it appears GRO layer can accumulate skb->truesize
adjustments made by drivers when they attach a fragment to skb.
skb_gro_receive() can only subtract from skb->truesize the used part
of a fragment.
I spotted this problem seeing TcpExtPruneCalled and
TcpExtTCPRcvCollapsed that were unexpected with a recent kernel, where
TCP receive window should be sized properly to accept traffic coming
from a driver not overshooting skb->truesize.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter/xt_connlimit.c')
0 files changed, 0 insertions, 0 deletions