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| author |   Vlad Yasevich <vladislav.yasevich@hp.com> | 2010-04-30 22:41:10 -0400 |
|---|---|---|
| committer | Vlad Yasevich <vladislav.yasevich@hp.com> | 2010-04-30 22:41:10 -0400 |
| commit | 65883371894be2631603d5d412f90f8c09290fef (patch) | |
| tree | dbd95cdce0d32544428f26de68b2738a56a70764 /net/sctp | |
| parent | sctp: fast recovery algorithm is per association. (diff) | |
| download | linux-dev-65883371894be2631603d5d412f90f8c09290fef.tar.xz linux-dev-65883371894be2631603d5d412f90f8c09290fef.zip | |
sctp: rwnd_press should be cumulative
rwnd_press tracks the pressure on the recieve window. Every
timer the receive buffer overlows, we truncate the receive
window and then grow it back. However, if we don't track
the cumulative presser, it's possible to reach a situation
when receive buffer is empty, but rwnd stays truncated.
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Diffstat (limited to 'net/sctp')
| -rw-r--r-- | net/sctp/associola.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 37753cd48be3..65f9a7cdf466 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -1482,7 +1482,7 @@ void sctp_assoc_rwnd_decrease(struct sctp_association *asoc, unsigned len) if (asoc->rwnd >= len) { asoc->rwnd -= len; if (over) { - asoc->rwnd_press = asoc->rwnd; + asoc->rwnd_press += asoc->rwnd; asoc->rwnd = 0; } } else { |