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Diffstat (limited to 'drivers/md/dm-bufio.c')
| -rw-r--r-- | drivers/md/dm-bufio.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 651ca79881dd..64eff907fdc6 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -1026,6 +1026,8 @@ void dm_bufio_prefetch(struct dm_bufio_client *c, { struct blk_plug plug; + BUG_ON(dm_bufio_in_request()); + blk_start_plug(&plug); dm_bufio_lock(c); |