-stable review patch. If anyone has any objections, please let us know.
------------------
Need to unfreeze and release bdev otherwise the bdev inode with
inconsistent state is reused later and cause problem.
Signed-off-by: Jun'ichi Nomura <[email protected]>
Acked-by: Alasdair G Kergon <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
[chrisw: backport to 2.6.15]
Signed-off-by: Chris Wright <[email protected]>
---
drivers/md/dm.c | 4 ++++
1 files changed, 4 insertions(+)
--- linux-2.6.15.4.orig/drivers/md/dm.c
+++ linux-2.6.15.4/drivers/md/dm.c
@@ -812,6 +812,10 @@ static struct mapped_device *alloc_dev(u
static void free_dev(struct mapped_device *md)
{
+ if (md->frozen_bdev) {
+ thaw_bdev(md->frozen_bdev, NULL);
+ bdput(md->frozen_bdev);
+ }
free_minor(md->disk->first_minor);
mempool_destroy(md->tio_pool);
mempool_destroy(md->io_pool);
--