Merge branch 'x86-idle-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[~andy/linux] / fs / affs / super.c

diff --git a/fs/affs/super.c b/fs/affs/super.c
index fde3b9ae700f6780b5059c820ae4400192821fde..9581ea94d5a146e95ba9533d1a7ac3aba2b83804 100644 (file)
--- a/fs/affs/super.c
+++ b/fs/affs/super.c
@@ -26,7 +26,7 @@ static int affs_statfs(struct dentry *dentry, struct kstatfs *buf);
 static int affs_remount (struct super_block *sb, int *flags, char *data);
 
 static void
-affs_commit_super(struct super_block *sb, int clean)
+affs_commit_super(struct super_block *sb, int wait, int clean)
 {
        struct affs_sb_info *sbi = AFFS_SB(sb);
        struct buffer_head *bh = sbi->s_root_bh;
@@ -36,6 +36,8 @@ affs_commit_super(struct super_block *sb, int clean)
        secs_to_datestamp(get_seconds(), &tail->disk_change);
        affs_fix_checksum(sb, bh);
        mark_buffer_dirty(bh);
+       if (wait)
+               sync_dirty_buffer(bh);
 }
 
 static void
@@ -46,8 +48,8 @@ affs_put_super(struct super_block *sb)
 
        lock_kernel();
 
-       if (!(sb->s_flags & MS_RDONLY))
-               affs_commit_super(sb, 1);
+       if (!(sb->s_flags & MS_RDONLY) && sb->s_dirt)
+               affs_commit_super(sb, 1, 1);
 
        kfree(sbi->s_prefix);
        affs_free_bitmap(sb);
@@ -63,7 +65,7 @@ affs_write_super(struct super_block *sb)
 {
        lock_super(sb);
        if (!(sb->s_flags & MS_RDONLY))
-               affs_commit_super(sb, 2);
+               affs_commit_super(sb, 1, 2);
        sb->s_dirt = 0;
        unlock_super(sb);
 
@@ -74,7 +76,7 @@ static int
 affs_sync_fs(struct super_block *sb, int wait)
 {
        lock_super(sb);
-       affs_commit_super(sb, 2);
+       affs_commit_super(sb, wait, 2);
        sb->s_dirt = 0;
        unlock_super(sb);
        return 0;
@@ -107,8 +109,8 @@ static void init_once(void *foo)
 {
        struct affs_inode_info *ei = (struct affs_inode_info *) foo;
 
-       init_MUTEX(&ei->i_link_lock);
-       init_MUTEX(&ei->i_ext_lock);
+       sema_init(&ei->i_link_lock, 1);
+       sema_init(&ei->i_ext_lock, 1);
        inode_init_once(&ei->vfs_inode);
 }