From: Christoph Hellwig <hch@lst.de>
Date: Wed, 6 Oct 2010 08:49:17 +0000 (+0200)
Subject: hfs: use sync_dirty_buffer
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=3072b90c4726396e38160cc1f7c93191e2f4a566;p=openwrt%2Fstaging%2Fblogic.git

hfs: use sync_dirty_buffer

Use sync_dirty_buffer instead of the incorrect opencoding it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/fs/hfs/hfs_fs.h b/fs/hfs/hfs_fs.h
index 4f55651aaa51..1efcbc765d3c 100644
--- a/fs/hfs/hfs_fs.h
+++ b/fs/hfs/hfs_fs.h
@@ -254,17 +254,6 @@ static inline void hfs_bitmap_dirty(struct super_block *sb)
 	sb->s_dirt = 1;
 }
 
-static inline void hfs_buffer_sync(struct buffer_head *bh)
-{
-	while (buffer_locked(bh)) {
-		wait_on_buffer(bh);
-	}
-	if (buffer_dirty(bh)) {
-		ll_rw_block(WRITE, 1, &bh);
-		wait_on_buffer(bh);
-	}
-}
-
 #define sb_bread512(sb, sec, data) ({			\
 	struct buffer_head *__bh;			\
 	sector_t __block;				\
diff --git a/fs/hfs/mdb.c b/fs/hfs/mdb.c
index 86428f5ac991..1563d5ce5764 100644
--- a/fs/hfs/mdb.c
+++ b/fs/hfs/mdb.c
@@ -220,7 +220,7 @@ int hfs_mdb_get(struct super_block *sb)
 		mdb->drLsMod = hfs_mtime();
 
 		mark_buffer_dirty(HFS_SB(sb)->mdb_bh);
-		hfs_buffer_sync(HFS_SB(sb)->mdb_bh);
+		sync_dirty_buffer(HFS_SB(sb)->mdb_bh);
 	}
 
 	return 0;
@@ -287,7 +287,7 @@ void hfs_mdb_commit(struct super_block *sb)
 		HFS_SB(sb)->alt_mdb->drAtrb |= cpu_to_be16(HFS_SB_ATTRIB_UNMNT);
 		HFS_SB(sb)->alt_mdb->drAtrb &= cpu_to_be16(~HFS_SB_ATTRIB_INCNSTNT);
 		mark_buffer_dirty(HFS_SB(sb)->alt_mdb_bh);
-		hfs_buffer_sync(HFS_SB(sb)->alt_mdb_bh);
+		sync_dirty_buffer(HFS_SB(sb)->alt_mdb_bh);
 	}
 
 	if (test_and_clear_bit(HFS_FLG_BITMAP_DIRTY, &HFS_SB(sb)->flags)) {