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authorChristoph Hellwig <hch@lst.de>2019-06-26 15:49:20 +0200
committerJens Axboe <axboe@kernel.dk>2019-06-29 09:47:31 -0600
commitb2d0d99135ad145667765cbd27f148c1a4cd50d1 (patch)
treeba7a32c0d97092ac72397f1517d1c29dded717c6 /include
parent5f2ab0c1c896764ef3b2d01d9e40d138c2bfd791 (diff)
block: move the BIO_NO_PAGE_REF check into bio_release_pages
Move the BIO_NO_PAGE_REF check into bio_release_pages instead of duplicating it in both callers. Also make the function available outside of bio.c so that we can reuse it in other direct I/O implementations. Reviewed-by: Minwoo Im <minwoo.im.dev@gmail.com> Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include')
-rw-r--r--include/linux/bio.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/bio.h b/include/linux/bio.h
index 5a8ae56e09ff..6d82b4856282 100644
--- a/include/linux/bio.h
+++ b/include/linux/bio.h
@@ -426,6 +426,7 @@ bool __bio_try_merge_page(struct bio *bio, struct page *page,
void __bio_add_page(struct bio *bio, struct page *page,
unsigned int len, unsigned int off);
int bio_iov_iter_get_pages(struct bio *bio, struct iov_iter *iter);
+void bio_release_pages(struct bio *bio);
struct rq_map_data;
extern struct bio *bio_map_user_iov(struct request_queue *,
struct iov_iter *, gfp_t);