block: use blkdev_issue_discard in blk_ioctl_discard

[safe/jmp/linux-2.6] / fs / btrfs / extent-tree.c

diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 72a2b9c..535f85b 100644 (file)
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -1511,7 +1511,8 @@ static int remove_extent_backref(struct btrfs_trans_handle *trans,
 static void btrfs_issue_discard(struct block_device *bdev,
                                u64 start, u64 len)
 {
-       blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL);
+       blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL,
+                            DISCARD_FL_BARRIER);
 }
 #endif