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| author | Eric Dumazet <edumazet@google.com> | 2018-04-16 10:33:36 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-04-16 18:26:37 -0400 |
| commit | 796f82eafcd96629c2f9a0332dbb4f474854aaf8 (patch) | |
| tree | d758c4141548f9a997602c3beb25e1ca26bad54e /include/net/tcp.h | |
| parent | d1361840f8c519eaee9a78ffe09e4f0a1b586846 (diff) | |
| download | lwn-796f82eafcd96629c2f9a0332dbb4f474854aaf8.tar.gz lwn-796f82eafcd96629c2f9a0332dbb4f474854aaf8.zip | |
tcp: fix delayed acks behavior for SO_RCVLOWAT
We should not delay acks if there are not enough bytes
in receive queue to satisfy SO_RCVLOWAT.
Since [E]POLLIN event is not going to be generated, there is little
hope for a delayed ack to be useful.
In fact, delaying ACK prevents sender from completing
the transfer.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/tcp.h')
0 files changed, 0 insertions, 0 deletions