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authorDave Airlie <airlied@redhat.com>2017-06-16 13:58:27 +1000
committerDave Airlie <airlied@redhat.com>2017-06-16 13:58:27 +1000
commit925344ccc91d7a7fd84cab2dece1c34bbd86fd8c (patch)
treebd4110dc5a3b70a5674b9d6d5340cc1889f5d6e8 /fs/btrfs/disk-io.c
parenta6821698918a579e7219d706092e83f367f01ba2 (diff)
parent32c1431eea4881a6b17bd7c639315010aeefa452 (diff)
BackMerge tag 'v4.12-rc5' into drm-next
Linux 4.12-rc5 for nouveau fixes
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 8685d67185d0..5f678dcb20e6 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -3467,10 +3467,12 @@ static int write_dev_supers(struct btrfs_device *device,
* we fua the first super. The others we allow
* to go down lazy.
*/
- if (i == 0)
- ret = btrfsic_submit_bh(REQ_OP_WRITE, REQ_FUA, bh);
- else
+ if (i == 0) {
+ ret = btrfsic_submit_bh(REQ_OP_WRITE,
+ REQ_SYNC | REQ_FUA, bh);
+ } else {
ret = btrfsic_submit_bh(REQ_OP_WRITE, REQ_SYNC, bh);
+ }
if (ret)
errors++;
}
@@ -3535,7 +3537,7 @@ static int write_dev_flush(struct btrfs_device *device, int wait)
bio->bi_end_io = btrfs_end_empty_barrier;
bio->bi_bdev = device->bdev;
- bio->bi_opf = REQ_OP_WRITE | REQ_PREFLUSH;
+ bio->bi_opf = REQ_OP_WRITE | REQ_SYNC | REQ_PREFLUSH;
init_completion(&device->flush_wait);
bio->bi_private = &device->flush_wait;
device->flush_bio = bio;