arm64: asm: remove redundant "cc" clobbers

[~andy/linux] / arch / arm64 / include / asm / cmpxchg.h

diff --git a/arch/arm64/include/asm/cmpxchg.h b/arch/arm64/include/asm/cmpxchg.h
index 189390ce865334bb1417950400e12273edb3450a..57c0fa7bf71141c62f954f730d50fddb8669cfa7 100644 (file)
--- a/arch/arm64/include/asm/cmpxchg.h
+++ b/arch/arm64/include/asm/cmpxchg.h
@@ -34,7 +34,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size
                "       cbnz    %w1, 1b\n"
                        : "=&r" (ret), "=&r" (tmp), "+Q" (*(u8 *)ptr)
                        : "r" (x)
-                       : "cc", "memory");
+                       : "memory");
                break;
        case 2:
                asm volatile("//        __xchg2\n"
@@ -43,7 +43,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size
                "       cbnz    %w1, 1b\n"
                        : "=&r" (ret), "=&r" (tmp), "+Q" (*(u16 *)ptr)
                        : "r" (x)
-                       : "cc", "memory");
+                       : "memory");
                break;
        case 4:
                asm volatile("//        __xchg4\n"
@@ -52,7 +52,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size
                "       cbnz    %w1, 1b\n"
                        : "=&r" (ret), "=&r" (tmp), "+Q" (*(u32 *)ptr)
                        : "r" (x)
-                       : "cc", "memory");
+                       : "memory");
                break;
        case 8:
                asm volatile("//        __xchg8\n"
@@ -61,7 +61,7 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size
                "       cbnz    %w1, 1b\n"
                        : "=&r" (ret), "=&r" (tmp), "+Q" (*(u64 *)ptr)
                        : "r" (x)
-                       : "cc", "memory");
+                       : "memory");
                break;
        default:
                BUILD_BUG();