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authorIngo Molnar <mingo@elte.hu>2009-01-02 22:41:36 +0100
committerIngo Molnar <mingo@elte.hu>2009-01-02 22:41:36 +0100
commit923a789b49c7269a0245d5af6afe486188d940df (patch)
treec3f168427372e64f7467a794f313416da5086ba0 /fs/xfs/xfs_arch.h
parent103ceffb9501531f6931df6aebc11a05189201f0 (diff)
parentb840d79631c882786925303c2b0f4fefc31845ed (diff)
Merge branch 'linus' into x86/cleanups
Conflicts: arch/x86/kernel/reboot.c
Diffstat (limited to 'fs/xfs/xfs_arch.h')
-rw-r--r--fs/xfs/xfs_arch.h39
1 files changed, 27 insertions, 12 deletions
diff --git a/fs/xfs/xfs_arch.h b/fs/xfs/xfs_arch.h
index 0b3b5efe848..53d5e70d136 100644
--- a/fs/xfs/xfs_arch.h
+++ b/fs/xfs/xfs_arch.h
@@ -41,21 +41,36 @@
#endif
#ifdef XFS_NATIVE_HOST
-#define cpu_to_be16(val) ((__be16)(val))
-#define cpu_to_be32(val) ((__be32)(val))
-#define cpu_to_be64(val) ((__be64)(val))
-#define be16_to_cpu(val) ((__uint16_t)(val))
-#define be32_to_cpu(val) ((__uint32_t)(val))
-#define be64_to_cpu(val) ((__uint64_t)(val))
+#define cpu_to_be16(val) ((__force __be16)(__u16)(val))
+#define cpu_to_be32(val) ((__force __be32)(__u32)(val))
+#define cpu_to_be64(val) ((__force __be64)(__u64)(val))
+#define be16_to_cpu(val) ((__force __u16)(__be16)(val))
+#define be32_to_cpu(val) ((__force __u32)(__be32)(val))
+#define be64_to_cpu(val) ((__force __u64)(__be64)(val))
#else
-#define cpu_to_be16(val) (__swab16((__uint16_t)(val)))
-#define cpu_to_be32(val) (__swab32((__uint32_t)(val)))
-#define cpu_to_be64(val) (__swab64((__uint64_t)(val)))
-#define be16_to_cpu(val) (__swab16((__be16)(val)))
-#define be32_to_cpu(val) (__swab32((__be32)(val)))
-#define be64_to_cpu(val) (__swab64((__be64)(val)))
+#define cpu_to_be16(val) ((__force __be16)__swab16((__u16)(val)))
+#define cpu_to_be32(val) ((__force __be32)__swab32((__u32)(val)))
+#define cpu_to_be64(val) ((__force __be64)__swab64((__u64)(val)))
+#define be16_to_cpu(val) (__swab16((__force __u16)(__be16)(val)))
+#define be32_to_cpu(val) (__swab32((__force __u32)(__be32)(val)))
+#define be64_to_cpu(val) (__swab64((__force __u64)(__be64)(val)))
#endif
+static inline void be16_add_cpu(__be16 *a, __s16 b)
+{
+ *a = cpu_to_be16(be16_to_cpu(*a) + b);
+}
+
+static inline void be32_add_cpu(__be32 *a, __s32 b)
+{
+ *a = cpu_to_be32(be32_to_cpu(*a) + b);
+}
+
+static inline void be64_add_cpu(__be64 *a, __s64 b)
+{
+ *a = cpu_to_be64(be64_to_cpu(*a) + b);
+}
+
#endif /* __KERNEL__ */
/* do we need conversion? */