Commits
Tejun Heo committed 653c45c6b90
blkcg, writeback: Implement wbc_blkcg_css() Add a helper to determine the target blkcg from wbc. Reviewed-by: Josef Bacik <josef@toxicpanda.com> Reviewed-by: Jan Kara <jack@suse.cz> Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>