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-rw-r--r--mm/swapfile.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 8ffdc0d23c53..74f1102e8749 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -161,7 +161,8 @@ static int discard_swap(struct swap_info_struct *si)
}
err = blkdev_issue_discard(si->bdev, start_block,
- nr_blocks, GFP_KERNEL);
+ nr_blocks, GFP_KERNEL,
+ DISCARD_FL_BARRIER);
if (err)
break;
@@ -200,7 +201,8 @@ static void discard_swap_cluster(struct swap_info_struct *si,
start_block <<= PAGE_SHIFT - 9;
nr_blocks <<= PAGE_SHIFT - 9;
if (blkdev_issue_discard(si->bdev, start_block,
- nr_blocks, GFP_NOIO))
+ nr_blocks, GFP_NOIO,
+ DISCARD_FL_BARRIER))
break;
}