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(parent: dabaa84) | patch
block: use bio_for_each_bvec() to map sg
authorMing Lei <ming.lei@redhat.com>
Fri, 15 Feb 2019 11:13:13 +0000 (19:13 +0800)
committerJens Axboe <axboe@kernel.dk>
Fri, 15 Feb 2019 15:40:11 +0000 (08:40 -0700)
commit6e447a692c86fe166f5bcf6eda680543af2cca9c
tree6a1879d86c915819457f0da282738dcad61f8737tree | snapshot
parentdabaa841f49c85632c6fdfa84739f75925e46d5dcommit | diff
block: use bio_for_each_bvec() to map sg

It is more efficient to use bio_for_each_bvec() to map sg, meantime
we have to consider splitting multipage bvec as done in blk_bio_segment_split().

Reviewed-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-merge.c diff | blob | history
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