linux-kernel - [PATCH 23/24] udf: convert UDF_SB_FREE_BITMAP macro to udf_sb_free

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Message-Id: <1198374674-12128-24-git-send-email-marcin.slusarz@gmail.com>
Date:	Sun, 23 Dec 2007 02:51:13 +0100
From:	marcin.slusarz@...il.com
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Ben Fennema <bfennema@...con.csc.calpoly.edu>,
	Jan Kara <jack@...e.cz>,
	Marcin Slusarz <marcin.slusarz@...il.com>
Subject: [PATCH 23/24] udf: convert UDF_SB_FREE_BITMAP macro to udf_sb_free_bitmap function

additionally fix sparse warnings:
fs/udf/super.c:1636:4: warning: symbol 'i' shadows an earlier one
fs/udf/super.c:1469:6: originally declared here
fs/udf/super.c:1638:4: warning: symbol 'i' shadows an earlier one
fs/udf/super.c:1469:6: originally declared here
fs/udf/super.c:1712:4: warning: symbol 'i' shadows an earlier one
fs/udf/super.c:1701:6: originally declared here
fs/udf/super.c:1714:4: warning: symbol 'i' shadows an earlier one
fs/udf/super.c:1701:6: originally declared here

Signed-off-by: Marcin Slusarz <marcin.slusarz@...il.com>
CC: Ben Fennema <bfennema@...con.csc.calpoly.edu>
CC: Jan Kara <jack@...e.cz>
---
 fs/udf/super.c  |    8 ++++----
 fs/udf/udf_sb.h |   31 ++++++++++++++-----------------
 2 files changed, 18 insertions(+), 21 deletions(-)

diff --git a/fs/udf/super.c b/fs/udf/super.c
index 1afea58..f6c911b 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1634,9 +1634,9 @@ error_out:
 		if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
 			iput(map->s_fspace.s_table);
 		if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP)
-			UDF_SB_FREE_BITMAP(sb, udf_sb_partition(sb), s_uspace);
+			udf_sb_free_bitmap(map->s_uspace.s_bitmap);
 		if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP)
-			UDF_SB_FREE_BITMAP(sb, udf_sb_partition(sb), s_fspace);
+			udf_sb_free_bitmap(map->s_fspace.s_bitmap);
 		if (map->s_partition_type == UDF_SPARABLE_MAP15) {
 			for (i = 0; i < 4; i++)
 				brelse(map->s_type_specific.s_sparing.s_spar_map[i]);
@@ -1710,9 +1710,9 @@ static void udf_put_super(struct super_block *sb)
 		if (map->s_partition_flags & UDF_PART_FLAG_FREED_TABLE)
 			iput(map->s_fspace.s_table);
 		if (map->s_partition_flags & UDF_PART_FLAG_UNALLOC_BITMAP)
-			UDF_SB_FREE_BITMAP(sb, udf_sb_partition(sb), s_uspace);
+			udf_sb_free_bitmap(map->s_uspace.s_bitmap);
 		if (map->s_partition_flags & UDF_PART_FLAG_FREED_BITMAP)
-			UDF_SB_FREE_BITMAP(sb, udf_sb_partition(sb), s_fspace);
+			udf_sb_free_bitmap(map->s_fspace.s_bitmap);
 		if (map->s_partition_type == UDF_SPARABLE_MAP15) {
 			for (i = 0; i < 4; i++)
 				brelse(map->s_type_specific.s_sparing.s_spar_map[i]);
diff --git a/fs/udf/udf_sb.h b/fs/udf/udf_sb.h
index 4cf91f2..8fc2be9 100644
--- a/fs/udf/udf_sb.h
+++ b/fs/udf/udf_sb.h
@@ -171,27 +171,24 @@ static inline struct udf_bitmap *udf_sb_alloc_bitmap(struct super_block *sb, __u
 	return bitmap;
 }
 
-#define UDF_SB_FREE_BITMAP(X,Y,Z)\
-{\
-	int i;\
-	int nr_groups = UDF_SB_BITMAP_NR_GROUPS(X,Y,Z);\
-	int size = sizeof(struct udf_bitmap) + (sizeof(struct buffer_head *) * nr_groups);\
-	for (i = 0; i < nr_groups; i++) {\
-		if (UDF_SB_BITMAP(X,Y,Z,i))\
-			brelse(UDF_SB_BITMAP(X,Y,Z,i));\
-	}\
-	if (size <= PAGE_SIZE)\
-		kfree(udf_sb_partmaps(X)[Y].Z.s_bitmap);\
-	else\
-		vfree(udf_sb_partmaps(X)[Y].Z.s_bitmap);\
+static inline void udf_sb_free_bitmap(struct udf_bitmap *bitmap)
+{
+	int i;
+	int nr_groups = bitmap->s_nr_groups;
+	int size = sizeof(struct udf_bitmap) + (sizeof(struct buffer_head *) * nr_groups);
+
+	for (i = 0; i < nr_groups; i++) {
+		if (bitmap->s_block_bitmap[i])
+			brelse(bitmap->s_block_bitmap[i]);
+	}
+	if (size <= PAGE_SIZE)
+		kfree(bitmap);
+	else
+		vfree(bitmap);
 }
 
 #define UDF_QUERY_FLAG(X,Y)			( udf_sb(X)->s_flags & ( 1 << (Y) ) )
 #define UDF_SET_FLAG(X,Y)			( udf_sb(X)->s_flags |= ( 1 << (Y) ) )
 #define UDF_CLEAR_FLAG(X,Y)			( udf_sb(X)->s_flags &= ~( 1 << (Y) ) )
 
-#define UDF_SB_BITMAP(X,Y,Z,I)			( udf_sb_partmaps(X)[(Y)].Z.s_bitmap->s_block_bitmap[I] )
-#define UDF_SB_BITMAP_NR_GROUPS(X,Y,Z)		( udf_sb_partmaps(X)[(Y)].Z.s_bitmap->s_nr_groups )
-
-
 #endif /* __LINUX_UDF_SB_H */
-- 
1.5.3.4

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