diff options
| author | Eric Dumazet <[email protected]> | 2016-08-17 07:48:36 -0700 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2016-08-18 23:27:27 -0700 |
| commit | dca0aaf8472f15836a68bbed8a0ef9ea39e783aa (patch) | |
| tree | 37be0e35a1db4350a50307ec21c2a24e59a13b7a /tools/perf/scripts/python/failed-syscalls-by-pid.py | |
| parent | 53e43f3905f44366acbb5ff6f295d64996fbf6a3 (diff) | |
tcp: defer sacked assignment
While chasing tcp_xmit_retransmit_queue() kasan issue, I found
that we could avoid reading sacked field of skb that we wont send,
possibly removing one cache line miss.
Very minor change in slow path, but why not ? ;)
Signed-off-by: Eric Dumazet <[email protected]>
Acked-by: Neal Cardwell <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
0 files changed, 0 insertions, 0 deletions