[PATCH 4/5] ocfs2: remove ->write_super and stop maintaining ->s_dirt

[Christoph Hellwig <hch@infradead.org>]

[-- Attachment #1: ocfs2-remove-write_super --]
[-- Type: text/plain, Size: 1482 bytes --]

Signed-off-by: Christoph Hellwig <hch@lst.de>

Index: linux-2.6/fs/ocfs2/super.c
===================================================================
--- linux-2.6.orig/fs/ocfs2/super.c	2009-04-26 20:17:12.088104363 +0200
+++ linux-2.6/fs/ocfs2/super.c	2009-04-26 20:17:22.988951278 +0200
@@ -126,7 +126,6 @@ static int ocfs2_get_sector(struct super
 			    struct buffer_head **bh,
 			    int block,
 			    int sect_size);
-static void ocfs2_write_super(struct super_block *sb);
 static struct inode *ocfs2_alloc_inode(struct super_block *sb);
 static void ocfs2_destroy_inode(struct inode *inode);
 static int ocfs2_susp_quotas(struct ocfs2_super *osb, int unsuspend);
@@ -141,7 +140,6 @@ static const struct super_operations ocf
 	.clear_inode	= ocfs2_clear_inode,
 	.delete_inode	= ocfs2_delete_inode,
 	.sync_fs	= ocfs2_sync_fs,
-	.write_super	= ocfs2_write_super,
 	.put_super	= ocfs2_put_super,
 	.remount_fs	= ocfs2_remount,
 	.show_options   = ocfs2_show_options,
@@ -365,24 +363,12 @@ static struct file_operations ocfs2_osb_
 	.llseek =	generic_file_llseek,
 };
 
-/*
- * write_super and sync_fs ripped right out of ext3.
- */
-static void ocfs2_write_super(struct super_block *sb)
-{
-	if (mutex_trylock(&sb->s_lock) != 0)
-		BUG();
-	sb->s_dirt = 0;
-}
-
 static int ocfs2_sync_fs(struct super_block *sb, int wait)
 {
 	int status;
 	tid_t target;
 	struct ocfs2_super *osb = OCFS2_SB(sb);
 
-	sb->s_dirt = 0;
-
 	if (ocfs2_is_hard_readonly(osb))
 		return -EROFS;