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authorGuoqing Jiang <gqjiang@suse.com>2016-09-22 10:10:01 +0300
committerJens Axboe <axboe@fb.com>2016-09-22 16:48:03 +0300
commit491221f88d00651e449c9caf7415b6453c8a77b7 (patch)
tree8021285e1ee5eaff42fa4a5a00929ad36dad7633 /drivers/md/bcache/request.c
parent1e3aeae4ea710023dda2a6b780183ee371d1a796 (diff)
downloadlinux-491221f88d00651e449c9caf7415b6453c8a77b7.tar.xz
block: export bio_free_pages to other modules
bio_free_pages is introduced in commit 1dfa0f68c040 ("block: add a helper to free bio bounce buffer pages"), we can reuse the func in other modules after it was imported. Cc: Christoph Hellwig <hch@infradead.org> Cc: Jens Axboe <axboe@fb.com> Cc: Mike Snitzer <snitzer@redhat.com> Cc: Shaohua Li <shli@fb.com> Signed-off-by: Guoqing Jiang <gqjiang@suse.com> Acked-by: Kent Overstreet <kent.overstreet@gmail.com> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/md/bcache/request.c')
-rw-r--r--drivers/md/bcache/request.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index 4b177fe11ebb..40ffe5e424b3 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -694,13 +694,8 @@ static void cached_dev_cache_miss_done(struct closure *cl)
if (s->iop.replace_collision)
bch_mark_cache_miss_collision(s->iop.c, s->d);
- if (s->iop.bio) {
- int i;
- struct bio_vec *bv;
-
- bio_for_each_segment_all(bv, s->iop.bio, i)
- __free_page(bv->bv_page);
- }
+ if (s->iop.bio)
+ bio_free_pages(s->iop.bio);
cached_dev_bio_complete(cl);
}