]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 2bfe7db) | patch
block: optimize __blk_segment_map_sg() for single-page bvec
authorMing Lei <ming.lei@redhat.com>
Wed, 27 Feb 2019 12:40:11 +0000 (20:40 +0800)
committerJens Axboe <axboe@kernel.dk>
Wed, 27 Feb 2019 13:18:54 +0000 (06:18 -0700)
commit716aa2b8db0ec0072e90dc7bd18e9d4f8f239714
treeb4232539d43b720be2c0ff40017c14457000e0e2tree | snapshot
parent2bfe7db23d0210c9376561dbaf82d590dc608bfdcommit | diff
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>
block/blk-merge.c diff | blob | history
Linux Kernel Source Tree.