diff options
| author | Takashi Iwai <tiwai@suse.de> | 2017-10-05 15:08:57 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-10-05 15:08:57 +0200 |
| commit | 3a9fce327ff9cabf7f89d3f20616a83af28393da (patch) | |
| tree | c516d3e7023e7fe2dc8d4cf60e2ec03f3c9b5958 /fs/btrfs/disk-io.c | |
| parent | e195a331c4124a6527e5e1b6fbd93a6b4a984d7b (diff) | |
| parent | 394ca81cb4c1518e9463fe342fb1ae8a9f46a82d (diff) | |
Merge branch 'topic/timer-api' into for-next
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 487bbe4fb3c6..dfdab849037b 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -3643,7 +3643,14 @@ int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors) u64 flags; do_barriers = !btrfs_test_opt(fs_info, NOBARRIER); - backup_super_roots(fs_info); + + /* + * max_mirrors == 0 indicates we're from commit_transaction, + * not from fsync where the tree roots in fs_info have not + * been consistent on disk. + */ + if (max_mirrors == 0) + backup_super_roots(fs_info); sb = fs_info->super_for_commit; dev_item = &sb->dev_item; |