block: Honor the gfp_mask for alloc_page() in blkdev_issue_discard()

Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/block/blk-barrier.c b/block/blk-barrier.c
index 8873b9b..8618d89 100644 (file)
--- a/block/blk-barrier.c
+++ b/block/blk-barrier.c
@@ -402,7 +402,7 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
                 * our current implementations need.  If we'll ever need
                 * more the interface will need revisiting.
                 */
-               page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+               page = alloc_page(gfp_mask | __GFP_ZERO);
                if (!page)
                        goto out_free_bio;
                if (bio_add_pc_page(q, bio, page, sector_size, 0) < sector_size)