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HPFS: When marking or clearing the dirty bit, sync the filesystem 

When marking or clearing the dirty bit, sync the filesystem

Signed-off-by: Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Mikulas Patocka 2011-05-08 20:43:41 +02:00 committed by Linus Torvalds
parent d878597c2c
commit f73976818a
1 changed files with 3 additions and 0 deletions
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3
fs/hpfs/super.c
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@ -27,6 +27,7 @@ static void mark_dirty(struct super_block *s)
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_block *s)
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);
}
}