raid5: support sync request
authorShaohua Li <shli@kernel.org>
Tue, 22 May 2012 03:55:05 +0000 (13:55 +1000)
committerNeilBrown <neilb@suse.de>
Tue, 22 May 2012 03:55:05 +0000 (13:55 +1000)
REQ_SYNC is ignored in current raid5 code. Block layer does use it to do
policy,
for example ioscheduler. This patch adds it.

Signed-off-by: Shaohua Li <shli@fusionio.com>
Signed-off-by: NeilBrown <neilb@suse.de>

No differences found