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| author | Neal Cardwell <ncardwell@google.com> | 2013-03-04 06:23:05 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-20 13:05:01 -0700 |
| commit | 8bd2b8faec4d80e2c77645dcfd838d5f79e9e15b (patch) | |
| tree | 9b64b622e7d4f1616e69ee4e6e048ae49d35e406 /tools/perf/util/scripting-engines/trace-event-python.c | |
| parent | 6202fe4eec7b98b7391865c8aebe513bc1f14009 (diff) | |
tcp: fix double-counted receiver RTT when leaving receiver fast path
[ Upstream commit aab2b4bf224ef8358d262f95b568b8ad0cecf0a0 ]
We should not update ts_recent and call tcp_rcv_rtt_measure_ts() both
before and after going to step5. That wastes CPU and double-counts the
receiver-side RTT sample.
Signed-off-by: Neal Cardwell <ncardwell@google.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/util/scripting-engines/trace-event-python.c')
0 files changed, 0 insertions, 0 deletions