When underlying block device becomes unavailable (e.g. someone pulling an USB stick from under us), kernel produces warning about non-uptodate buffer (superblock) being marked dirty. Silence these warnings by making buffer uptodate before marking it dirty. Signed-off-by: Jan Kara <jack@xxxxxxx> --- fs/ext4/super.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 09d9359..298c94f 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -510,6 +510,7 @@ static void ext4_put_super (struct super_block * sb) EXT4_CLEAR_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER); es->s_state = cpu_to_le16(sbi->s_mount_state); BUFFER_TRACE(sbi->s_sbh, "marking dirty"); + set_buffer_uptodate(sbi->s_sbh); mark_buffer_dirty(sbi->s_sbh); ext4_commit_super(sb, es, 1); } @@ -2659,6 +2660,7 @@ static void ext4_commit_super (struct super_block * sb, ext4_free_blocks_count_set(es, ext4_count_free_blocks(sb)); es->s_free_inodes_count = cpu_to_le32(ext4_count_free_inodes(sb)); BUFFER_TRACE(sbh, "marking dirty"); + set_buffer_uptodate(sbh); mark_buffer_dirty(sbh); if (sync) sync_dirty_buffer(sbh); -- 1.5.2.4 -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
