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authorGuo Ren <guoren@linux.alibaba.com>2022-07-31 21:57:30 -0400
committerGuo Ren <guoren@linux.alibaba.com>2022-07-31 21:57:30 -0400
commitf940dc0f225183ccdba044e87daeeb93398819ad (patch)
tree592cb62eaa8da03835135ce1d8cd117f9e94c199
parent7f8030cea33001d08cdaf2ee5a24385b2c3f723e (diff)
downloadlinux-f940dc0f225183ccdba044e87daeeb93398819ad.tar.bz2
csky: cmpxchg: Coding convention for BUILD_BUG()
Use BUILD_BUG() instead of the custom bad_xchg. Signed-off-by: Guo Ren <guoren@linux.alibaba.com> Signed-off-by: Guo Ren <guoren@kernel.org>
-rw-r--r--arch/csky/include/asm/cmpxchg.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/csky/include/asm/cmpxchg.h b/arch/csky/include/asm/cmpxchg.h
index 5f693fadb56c..916043b845f1 100644
--- a/arch/csky/include/asm/cmpxchg.h
+++ b/arch/csky/include/asm/cmpxchg.h
@@ -4,10 +4,9 @@
#define __ASM_CSKY_CMPXCHG_H
#ifdef CONFIG_SMP
+#include <linux/bug.h>
#include <asm/barrier.h>
-extern void __bad_xchg(void);
-
#define __xchg_relaxed(new, ptr, size) \
({ \
__typeof__(ptr) __ptr = (ptr); \
@@ -46,7 +45,7 @@ extern void __bad_xchg(void);
:); \
break; \
default: \
- __bad_xchg(); \
+ BUILD_BUG(); \
} \
__ret; \
})
@@ -76,7 +75,7 @@ extern void __bad_xchg(void);
:); \
break; \
default: \
- __bad_xchg(); \
+ BUILD_BUG(); \
} \
__ret; \
})
@@ -107,7 +106,7 @@ extern void __bad_xchg(void);
:); \
break; \
default: \
- __bad_xchg(); \
+ BUILD_BUG(); \
} \
__ret; \
})
@@ -139,7 +138,7 @@ extern void __bad_xchg(void);
:); \
break; \
default: \
- __bad_xchg(); \
+ BUILD_BUG(); \
} \
__ret; \
})