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Subject[PATCH 1/2] csky: cmpxchg: Coding convention for BUILD_BUG()
Date
From: Guo Ren <guoren@linux.alibaba.com>

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>
---
arch/csky/include/asm/cmpxchg.h | 11 +++++------
1 file 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; \
})
--
2.36.1
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