When marking or clearing the dirty bit, sync the filesystem
Signed-off-by: Mikulas Patocka <mikulas@xxxxxxxxxxxxxxxxxxxxxxxx>
---
fs/hpfs/super.c | 3 +++
1 file changed, 3 insertions(+)
Index: linux-2.6.39-rc5-fast/fs/hpfs/super.c
===================================================================
--- linux-2.6.39-rc5-fast.orig/fs/hpfs/super.c 2011-05-05 01:02:47.000000000 +0200
+++ linux-2.6.39-rc5-fast/fs/hpfs/super.c 2011-05-05 01:02:52.000000000 +0200
@@ -27,6 +27,7 @@ static void mark_dirty(struct super_bloc
sb->dirty = 1;
sb->old_wrote = 0;
mark_buffer_dirty(bh);
+ sync_dirty_buffer(bh);
brelse(bh);
}
}
@@ -40,10 +41,12 @@ static void unmark_dirty(struct super_bl
struct buffer_head *bh;
struct hpfs_spare_block *sb;
if (s->s_flags & MS_RDONLY) return;
+ sync_blockdev(s->s_bdev);
if ((sb = hpfs_map_sector(s, 17, &bh, 0))) {
sb->dirty = hpfs_sb(s)->sb_chkdsk > 1 - hpfs_sb(s)->sb_was_error;
sb->old_wrote = hpfs_sb(s)->sb_chkdsk >= 2 && !hpfs_sb(s)->sb_was_error;
mark_buffer_dirty(bh);
+ sync_dirty_buffer(bh);
brelse(bh);
}
}
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