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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-05-10 11:31:49 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-05-17 17:18:52 -0700 |
| commit | ab6e3feba1f1bc3b9418b854da6f481408d243de (patch) | |
| tree | 18977292fa858067f7cc4d7a7df8a69dd5562a3d /scripts/unifdef.c | |
| parent | 4a94445c9a5cf5461fb41d80040033b9a8e2a85a (diff) | |
| download | linux-ab6e3feba1f1bc3b9418b854da6f481408d243de.tar.bz2 | |
net: No dst refcounting in ip_queue_xmit()
TCP outgoing packets can avoid two atomic ops, and dirtying
of previously higly contended cache line using new refdst
infrastructure.
Note 1: loopback device excluded because of !IFF_XMIT_DST_RELEASE
Note 2: UDP packets dsts are built before ip_queue_xmit().
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'scripts/unifdef.c')
0 files changed, 0 insertions, 0 deletions