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(parent: b075cfd) | patch
RDS/TCP: Wait to wake thread when write space available
authorAndy Grover <andy.grover@oracle.com>
Thu, 11 Mar 2010 13:49:58 +0000 (13:49 +0000)
committerDavid S. Miller <davem@davemloft.net>
Wed, 17 Mar 2010 04:16:55 +0000 (21:16 -0700)
commit8e82376e5f72bb576504c8c6117685e56c1b97db
tree8aa3e7a354620a0d67a403aedd056c9a58b4e57atree | snapshot
parentb075cfdb666d6fa90c55c8619186398a3c4fd865commit | diff
RDS/TCP: Wait to wake thread when write space available

Instead of waking the send thread whenever any send space is available,
wait until it is at least half empty. This is modeled on how
sock_def_write_space() does it, and may help to minimize context
switches.

Signed-off-by: Andy Grover <andy.grover@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/rds/tcp_send.c diff | blob | history
Domain: System / Kernel;