]> git.baikalelectronics.ru Git - kernel.git/commit
net: Update RFS target at poll for tcp/udp
authorDavid Majnemer <majnemer@google.com>
Fri, 31 May 2013 13:15:38 +0000 (13:15 +0000)
committerDavid S. Miller <davem@davemloft.net>
Fri, 31 May 2013 23:24:43 +0000 (16:24 -0700)
commitdae6fb68a0360650ffe138be975da1ce1fa82227
treed7cde019621827feae6b138f451876fa1aef6817
parentb29c5a30b9ad960d637bf0c2308fc74a9c5d38c2
net: Update RFS target at poll for tcp/udp

The current state of affairs is that read()/write() will setup
RFS (Receive Flow Steering) for internet protocol sockets while
poll()/epoll() does not.

When poll() gets called with a TCP or UDP socket, we should update
the flow target.

This permits to RFS (if enabled) to select the appropriate CPU for
following incoming packets.

Note: Only connected UDP sockets can benefit from RFS.

Signed-off-by: David Majnemer <majnemer@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Paul Turner <pjt@google.com>
Cc: Tom Herbert <therbert@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/tcp.c
net/ipv4/udp.c