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authorKiyoshi Ueda <k-ueda@ct.jp.nec.com>2009-12-10 23:52:26 +0000
committerAlasdair G Kergon <agk@redhat.com>2009-12-10 23:52:26 +0000
commit4d4471cb5c1ec426c0f24818b270dc7b3ad7e655 (patch)
tree37407a97b8a9a96bae462860b1ed5c13da3da24f
parent61afef614b013ee1b767cdd10325acae1db1f4d2 (diff)
downloadop-kernel-dev-4d4471cb5c1ec426c0f24818b270dc7b3ad7e655.zip
op-kernel-dev-4d4471cb5c1ec426c0f24818b270dc7b3ad7e655.tar.gz
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>
-rw-r--r--drivers/md/dm.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 40e257f..f2b993c 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -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);
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