Commits
Ming Lei committed 48d7727cae1
block: optimize __blk_segment_map_sg() for single-page bvec Introduce a fast path for single-page bvec IO, then blk_bvec_map_sg() can be avoided. Signed-off-by: Ming Lei <ming.lei@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>