tree b8ca162f1a6ed85b85d8e406a3e9588ed0786144
parent de33c8db5910cda599899dd431cc30d7c1018cbf
author Robin Holt <holt@sgi.com> 1233267906 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1233281082 -0800

sgi-xpc: ensure flags are updated before bte_copy

The clearing of the msg->flags needs a barrier between it and the notify
of the channel threads that the messages are cleaned and ready for use.

Signed-off-by: Robin Holt <holt@sgi.com>
Signed-off-by: Dean Nelson <dcn@sgi.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>