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authorAl Viro <viro@ftp.linux.org.uk>2005-12-24 01:32:03 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-10-10 16:15:33 -0700
commit1151895f8076584e061092afffb110b90cb38a68 (patch)
treeb21948f944b9f949c629cef3027985f9e3cf53dc /fs
parentaf10b0084dff530fb7232a0f8bbc4499e9c58574 (diff)
downloadop-kernel-dev-1151895f8076584e061092afffb110b90cb38a68.zip
op-kernel-dev-1151895f8076584e061092afffb110b90cb38a68.tar.gz
[PATCH] befs: introduce on-disk endian types
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/befs/befs_fs_types.h4
-rw-r--r--fs/befs/endian.h36
2 files changed, 22 insertions, 18 deletions
diff --git a/fs/befs/befs_fs_types.h b/fs/befs/befs_fs_types.h
index d124b4c..128066b 100644
--- a/fs/befs/befs_fs_types.h
+++ b/fs/befs/befs_fs_types.h
@@ -79,6 +79,10 @@ enum inode_flags {
* On-Disk datastructures of BeFS
*/
+typedef u64 __bitwise fs64;
+typedef u32 __bitwise fs32;
+typedef u16 __bitwise fs16;
+
typedef u64 befs_off_t;
typedef u64 befs_time_t;
diff --git a/fs/befs/endian.h b/fs/befs/endian.h
index d77a26e..979c543 100644
--- a/fs/befs/endian.h
+++ b/fs/befs/endian.h
@@ -12,57 +12,57 @@
#include <linux/byteorder/generic.h>
static inline u64
-fs64_to_cpu(const struct super_block *sb, u64 n)
+fs64_to_cpu(const struct super_block *sb, fs64 n)
{
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
- return le64_to_cpu(n);
+ return le64_to_cpu((__force __le64)n);
else
- return be64_to_cpu(n);
+ return be64_to_cpu((__force __be64)n);
}
-static inline u64
+static inline fs64
cpu_to_fs64(const struct super_block *sb, u64 n)
{
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
- return cpu_to_le64(n);
+ return (__force fs64)cpu_to_le64(n);
else
- return cpu_to_be64(n);
+ return (__force fs64)cpu_to_be64(n);
}
static inline u32
-fs32_to_cpu(const struct super_block *sb, u32 n)
+fs32_to_cpu(const struct super_block *sb, fs32 n)
{
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
- return le32_to_cpu(n);
+ return le32_to_cpu((__force __le32)n);
else
- return be32_to_cpu(n);
+ return be32_to_cpu((__force __be32)n);
}
-static inline u32
+static inline fs32
cpu_to_fs32(const struct super_block *sb, u32 n)
{
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
- return cpu_to_le32(n);
+ return (__force fs32)cpu_to_le32(n);
else
- return cpu_to_be32(n);
+ return (__force fs32)cpu_to_be32(n);
}
static inline u16
-fs16_to_cpu(const struct super_block *sb, u16 n)
+fs16_to_cpu(const struct super_block *sb, fs16 n)
{
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
- return le16_to_cpu(n);
+ return le16_to_cpu((__force __le16)n);
else
- return be16_to_cpu(n);
+ return be16_to_cpu((__force __be16)n);
}
-static inline u16
+static inline fs16
cpu_to_fs16(const struct super_block *sb, u16 n)
{
if (BEFS_SB(sb)->byte_order == BEFS_BYTESEX_LE)
- return cpu_to_le16(n);
+ return (__force fs16)cpu_to_le16(n);
else
- return cpu_to_be16(n);
+ return (__force fs16)cpu_to_be16(n);
}
/* Composite types below here */
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