Commit 4d4471cb authored Dec 10, 2009 by Kiyoshi Ueda Committed by Alasdair G Kergon Dec 10, 2009

dm: swap target postsuspend call and setting suspended flag



This patch moves DMF_SUSPENDED flag set before postsuspend.
No one should care about the ordering, because the flag set and
the postsuspend are protected by a single lock, md->suspend_lock,
and all strict flag-checkers take the lock.

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
Cc: Mike Anderson <andmike@linux.vnet.ibm.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

parent 61afef61

drivers/md/dm.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -2550,10 +2550,10 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags)
		* requests are being added to md->deferred list.
		*/

		dm_table_postsuspend_targets(map);

		set_bit(DMF_SUSPENDED, &md->flags);

		dm_table_postsuspend_targets(map);

		out:
		dm_table_put(map);