btrfs: drop extent_io_ops::merge_bio_hook callback
authorDavid Sterba <dsterba@suse.com>
Wed, 18 Jul 2018 17:28:09 +0000 (19:28 +0200)
committerDavid Sterba <dsterba@suse.com>
Mon, 6 Aug 2018 11:12:56 +0000 (13:12 +0200)
commit00032d38eaa89c76de7d9c1ae6de8c48c14edd74
tree5bc41e418c14cd74ccf1ec5e80eaa4308aab9d3e
parent05912a3c04ebca217507b4323b679c60eda4ac11
btrfs: drop extent_io_ops::merge_bio_hook callback

The data and metadata callback implementation both use the same
function. We can remove the call indirection completely.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/compression.c
fs/btrfs/disk-io.c
fs/btrfs/extent_io.c
fs/btrfs/extent_io.h
fs/btrfs/inode.c