tree 53b9f635b8dc2bf82d49e2d29f6e07677fa4811e
parent b89741a0cc162511b4341c07e17e1bd4c8b4621d
author Allan Stephens <allan.stephens@windriver.com> 1208244122 -0700
committer David S. Miller <davem@davemloft.net> 1208244122 -0700

[TIPC]: Overhaul of socket locking logic

This patch modifies TIPC's socket code to follow the same approach
used by other protocols.  This change eliminates the need for a
mutex in the TIPC-specific portion of the socket protocol data
structure -- in its place, the standard Linux socket backlog queue
and associated locking routines are utilized.  These changes fix
a long-standing receive queue bug on SMP systems, and also enable
individual read and write threads to utilize a socket without
unnecessarily interfering with each other.

Signed-off-by: Allan Stephens <allan.stephens@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>