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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)
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 patch | blob | history

diff --cc net/rds/tcp_send.c
Simple merge
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