fs: Convert to bdev_open_by_dev()

[ Upstream commit f4a48bc3

 ]

Convert mount code to use bdev_open_by_dev() and propagate the handle
around to bdev_release().

Acked-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20230927093442.25915-19-jack@suse.cz
Signed-off-by: Christian Brauner <brauner@kernel.org>
Stable-dep-of: 6306ff39

 ("jfs: fix log->bdev_handle null ptr deref in lbmStartIO")
Signed-off-by: Sasha Levin <sashal@kernel.org>