[PATCH 4/4] writeback: fix ntfs with sb_has_dirty_inodes()

[Fengguang Wu]

NTFS's if-condition on dirty inodes is not complete.
Fix it with sb_has_dirty_inodes().

Cc: Anton Altaparmakov <aia21@xxxxxxxxxx>
Cc: Ken Chen <kenchen@xxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Fengguang Wu <wfg@xxxxxxxxxxxxxxxx>
---
--- linux-2.6.23-rc1-mm2.orig/fs/ntfs/super.c
+++ linux-2.6.23-rc1-mm2/fs/ntfs/super.c
@@ -2381,14 +2381,14 @@ static void ntfs_put_super(struct super_
 	 */
 	ntfs_commit_inode(vol->mft_ino);
 	write_inode_now(vol->mft_ino, 1);
-	if (!list_empty(&sb->s_dirty)) {
+	if (sb_has_dirty_inodes(sb)) {
 		const char *s1, *s2;
 
 		mutex_lock(&vol->mft_ino->i_mutex);
 		truncate_inode_pages(vol->mft_ino->i_mapping, 0);
 		mutex_unlock(&vol->mft_ino->i_mutex);
 		write_inode_now(vol->mft_ino, 1);
-		if (!list_empty(&sb->s_dirty)) {
+		if (sb_has_dirty_inodes(sb)) {
 			static const char *_s1 = "inodes";
 			static const char *_s2 = "";
 			s1 = _s1;
--- linux-2.6.23-rc1-mm2.orig/include/linux/fs.h
+++ linux-2.6.23-rc1-mm2/include/linux/fs.h
@@ -1772,6 +1772,7 @@ extern int bdev_read_only(struct block_d
 extern int set_blocksize(struct block_device *, int);
 extern int sb_set_blocksize(struct super_block *, int);
 extern int sb_min_blocksize(struct super_block *, int);
+extern int sb_has_dirty_inodes(struct super_block *);
 
 extern int generic_file_mmap(struct file *, struct vm_area_struct *);
 extern int generic_file_readonly_mmap(struct file *, struct vm_area_struct *);

-- 
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