linux-ext4 - [PATCH] ext[234]: cleanup ext[234]_bg_num

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Date:	Sun, 9 Dec 2007 00:31:56 +0900
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	linux-ext4@...r.kernel.org
Cc:	Stephen Tweedie <sct@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	adilger@...sterfs.com
Subject: [PATCH] ext[234]: cleanup ext[234]_bg_num_gdb()

Use ext[234]_bg_has_super() to remove duplicate code.

Cc: Stephen Tweedie <sct@...hat.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: adilger@...sterfs.com
Signed-off-by: Akinobu Mita <akinobu.mita@...il.com>

---
 fs/ext2/balloc.c |    5 +----
 fs/ext3/balloc.c |    6 +-----
 fs/ext4/balloc.c |    6 +-----
 3 files changed, 3 insertions(+), 14 deletions(-)

Index: 2.6-git/fs/ext2/balloc.c
===================================================================
--- 2.6-git.orig/fs/ext2/balloc.c
+++ 2.6-git/fs/ext2/balloc.c
@@ -1466,9 +1466,6 @@ int ext2_bg_has_super(struct super_block
  */
 unsigned long ext2_bg_num_gdb(struct super_block *sb, int group)
 {
-	if (EXT2_HAS_RO_COMPAT_FEATURE(sb,EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER)&&
-	    !ext2_group_sparse(group))
-		return 0;
-	return EXT2_SB(sb)->s_gdb_count;
+	return ext2_bg_has_super(sb, group) ? EXT2_SB(sb)->s_gdb_count : 0;
 }
 
Index: 2.6-git/fs/ext3/balloc.c
===================================================================
--- 2.6-git.orig/fs/ext3/balloc.c
+++ 2.6-git/fs/ext3/balloc.c
@@ -1782,11 +1782,7 @@ static unsigned long ext3_bg_num_gdb_met
 
 static unsigned long ext3_bg_num_gdb_nometa(struct super_block *sb, int group)
 {
-	if (EXT3_HAS_RO_COMPAT_FEATURE(sb,
-				EXT3_FEATURE_RO_COMPAT_SPARSE_SUPER) &&
-			!ext3_group_sparse(group))
-		return 0;
-	return EXT3_SB(sb)->s_gdb_count;
+	return ext3_bg_has_super(sb, group) ? EXT3_SB(sb)->s_gdb_count : 0;
 }
 
 /**
Index: 2.6-git/fs/ext4/balloc.c
===================================================================
--- 2.6-git.orig/fs/ext4/balloc.c
+++ 2.6-git/fs/ext4/balloc.c
@@ -1902,11 +1902,7 @@ static unsigned long ext4_bg_num_gdb_met
 
 static unsigned long ext4_bg_num_gdb_nometa(struct super_block *sb, int group)
 {
-	if (EXT4_HAS_RO_COMPAT_FEATURE(sb,
-				EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER) &&
-			!ext4_group_sparse(group))
-		return 0;
-	return EXT4_SB(sb)->s_gdb_count;
+	return ext4_bg_has_super(sb, group) ? EXT4_SB(sb)->s_gdb_count : 0;
 }
 
 /**
-
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