dm: fix comment in __dm_suspend()

Fix stale references to functions that have been renamed and fix typo.

Signed-off-by: Mike Snitzer <snitzer@redhat.com>

diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 93ca051..32ac196 100644 (file)
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -2518,13 +2518,12 @@ static int __dm_suspend(struct mapped_device *md, struct dm_table *map,
        /*
         * Here we must make sure that no processes are submitting requests
         * to target drivers i.e. no one may be executing
-        * __split_and_process_bio. This is called from dm_request and
-        * dm_wq_work.
+        * __split_and_process_bio from dm_submit_bio.
         *
-        * To get all processes out of __split_and_process_bio in dm_request,
+        * To get all processes out of __split_and_process_bio in dm_submit_bio,
         * we take the write lock. To prevent any process from reentering
-        * __split_and_process_bio from dm_request and quiesce the thread
-        * (dm_wq_work), we set BMF_BLOCK_IO_FOR_SUSPEND and call
+        * __split_and_process_bio from dm_submit_bio and quiesce the thread
+        * (dm_wq_work), we set DMF_BLOCK_IO_FOR_SUSPEND and call
         * flush_workqueue(md->wq).
         */
        set_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags);