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/ext2/super.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/fs/ext2/super.c b/fs/ext2/super.c
index ef50cbc..2941bc3 100644
--- a/fs/ext2/super.c
+++ b/fs/ext2/super.c
@@ -1092,6 +1092,7 @@ static void ext2_commit_super (struct super_block * sb,
struct ext2_super_block * es)
{
es->s_wtime = cpu_to_le32(get_seconds());
+ set_buffer_uptodate(EXT2_SB(sb)->s_sbh);
mark_buffer_dirty(EXT2_SB(sb)->s_sbh);
sb->s_dirt = 0;
}
@@ -1101,6 +1102,7 @@ static void ext2_sync_super(struct super_block *sb, struct ext2_super_block *es)
es->s_free_blocks_count = cpu_to_le32(ext2_count_free_blocks(sb));
es->s_free_inodes_count = cpu_to_le32(ext2_count_free_inodes(sb));
es->s_wtime = cpu_to_le32(get_seconds());
+ set_buffer_uptodate(EXT2_SB(sb)->s_sbh);
mark_buffer_dirty(EXT2_SB(sb)->s_sbh);
sync_dirty_buffer(EXT2_SB(sb)->s_sbh);
sb->s_dirt = 0;
--
1.5.2.4
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