diff options
Diffstat (limited to 'drivers/md/dm.c')
| -rw-r--r-- | drivers/md/dm.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index dd953b189f4..9f9aa64f733 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -977,8 +977,6 @@ static int dm_any_congested(void *congested_data, int bdi_bits) struct mapped_device *md = congested_data; struct dm_table *map; - atomic_inc(&md->pending); - if (!test_bit(DMF_BLOCK_IO, &md->flags)) { map = dm_get_table(md); if (map) { @@ -987,10 +985,6 @@ static int dm_any_congested(void *congested_data, int bdi_bits) } } - if (!atomic_dec_return(&md->pending)) - /* nudge anyone waiting on suspend queue */ - wake_up(&md->wait); - return r; } @@ -1250,10 +1244,12 @@ static int __bind(struct mapped_device *md, struct dm_table *t) if (md->suspended_bdev) __set_size(md, size); - if (size == 0) + + if (!size) { + dm_table_destroy(t); return 0; + } - dm_table_get(t); dm_table_event_callback(t, event_callback, md); write_lock(&md->map_lock); @@ -1275,7 +1271,7 @@ static void __unbind(struct mapped_device *md) write_lock(&md->map_lock); md->map = NULL; write_unlock(&md->map_lock); - dm_table_put(map); + dm_table_destroy(map); } /* |