diff options
Diffstat (limited to 'drivers/md/dm.c')
| -rw-r--r-- | drivers/md/dm.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 5191954a18b..11f422ecfda 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1434,9 +1434,11 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags) if (noflush) __merge_pushback_list(md); + up_write(&md->io_lock); /* were we interrupted ? */ if (pending) { + down_write(&md->io_lock); __flush_deferred_io(md); up_write(&md->io_lock); @@ -1444,7 +1446,6 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags) r = -EINTR; goto out; /* pushback list is already flushed, so skip flush */ } - up_write(&md->io_lock); dm_table_postsuspend_targets(map); |