From 491221f88d00651e449c9caf7415b6453c8a77b7 Mon Sep 17 00:00:00 2001
From: Guoqing Jiang <gqjiang@suse.com>
Date: Thu, 22 Sep 2016 03:10:01 -0400
Subject: 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>
---
 drivers/md/bcache/request.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

(limited to 'drivers/md/bcache/request.c')

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);
 }
-- 
cgit