tree 42b051657092fb3db14cbc0eadb5e2fd50e8478e
parent 71304feba33f4b007cdb5cbbbe24c0e8d87ff689
author Jan Kara <jack@suse.cz> 1491992672 +0200
committer Jens Axboe <axboe@fb.com> 1492711795 -0600

btrfs: Convert to separately allocated bdi

Allocate struct backing_dev_info separately instead of embedding it
inside superblock. This unifies handling of bdi among users.

CC: Chris Mason <clm@fb.com>
CC: Josef Bacik <jbacik@fb.com>
CC: David Sterba <dsterba@suse.com>
CC: linux-btrfs@vger.kernel.org
Reviewed-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>