csky: cmpxchg: Coding convention for BUILD_BUG()

Use BUILD_BUG() instead of the custom bad_xchg. Signed-off-by: Guo Ren <[email protected]> Signed-off-by: Guo Ren <[email protected]>
kawasaki · Aug 1, 2022 · f940dc0 · f940dc0
1 parent 7f8030c
commit f940dc0
Showing 1 changed file with 5 additions and 6 deletions.
diff --git 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;							\
 })