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| author | Christoph Hellwig <hch@lst.de> | 2019-06-26 15:49:22 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-06-29 09:47:31 -0600 |
| commit | 163cc2d3cd87af82b589bc2327285505eeac3842 (patch) | |
| tree | 3f05635fc1546e62883f49c9a7cba88ecf785acf /block | |
| parent | d241a95f3514a5eb544dfd8d9d141ffd1c89b707 (diff) | |
| download | linux-stable-163cc2d3cd87af82b589bc2327285505eeac3842.tar.gz linux-stable-163cc2d3cd87af82b589bc2327285505eeac3842.tar.bz2 linux-stable-163cc2d3cd87af82b589bc2327285505eeac3842.zip | |
block: use bio_release_pages in bio_unmap_user
Use bio_release_pages instead of open coding it.
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
| -rw-r--r-- | block/bio.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/block/bio.c b/block/bio.c index 8a7b315630ce..c759f5598513 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1437,24 +1437,6 @@ struct bio *bio_map_user_iov(struct request_queue *q, return ERR_PTR(ret); } -static void __bio_unmap_user(struct bio *bio) -{ - struct bio_vec *bvec; - struct bvec_iter_all iter_all; - - /* - * make sure we dirty pages we wrote to - */ - bio_for_each_segment_all(bvec, bio, iter_all) { - if (bio_data_dir(bio) == READ) - set_page_dirty_lock(bvec->bv_page); - - put_page(bvec->bv_page); - } - - bio_put(bio); -} - /** * bio_unmap_user - unmap a bio * @bio: the bio being unmapped @@ -1466,7 +1448,8 @@ static void __bio_unmap_user(struct bio *bio) */ void bio_unmap_user(struct bio *bio) { - __bio_unmap_user(bio); + bio_release_pages(bio, bio_data_dir(bio) == READ); + bio_put(bio); bio_put(bio); } |