diff options
| author | Neal Cardwell <[email protected]> | 2011-11-16 08:58:02 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2011-11-27 18:54:09 -0500 |
| commit | 5628adf1a0ff39b9e76e1a8e1c94dadabfd46914 (patch) | |
| tree | 99f817c26d6405ea23a7e10e34736e38d199b256 /tools/perf/scripts/python/bin | |
| parent | 7d2b55f80d62b6b4b72d9ef4318a2a49df3e2830 (diff) | |
tcp: use DSACKs that arrive when packets_out is 0
The bug: Senders ignored DSACKs after recovery when there were no
outstanding packets (a common scenario for HTTP servers).
The change: when there are no outstanding packets (the "no_queue" goto
label), call tcp_fastretrans_alert() in order to use DSACKs to undo
congestion window reductions.
Other patches in this series will provide other changes that are
necessary to fully fix this problem.
Signed-off-by: Neal Cardwell <[email protected]>
Acked-by: Ilpo Järvinen <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions