diff options
Diffstat (limited to 'fs/ext4/super.c')
| -rw-r--r-- | fs/ext4/super.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index e4f61c39328a..ff6f3ab09c7e 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -4537,7 +4537,8 @@ static int ext4_commit_super(struct super_block *sb, int sync) &EXT4_SB(sb)->s_freeinodes_counter)); BUFFER_TRACE(sbh, "marking dirty"); ext4_superblock_csum_set(sb); - lock_buffer(sbh); + if (sync) + lock_buffer(sbh); if (buffer_write_io_error(sbh)) { /* * Oh, dear. A previous attempt to write the @@ -4553,8 +4554,8 @@ static int ext4_commit_super(struct super_block *sb, int sync) set_buffer_uptodate(sbh); } mark_buffer_dirty(sbh); - unlock_buffer(sbh); if (sync) { + unlock_buffer(sbh); error = __sync_dirty_buffer(sbh, test_opt(sb, BARRIER) ? WRITE_FUA : WRITE_SYNC); if (error) |