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Diffstat (limited to 'arch')
-rw-r--r--arch/riscv64/atomic_arch.h16
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/riscv64/atomic_arch.h b/arch/riscv64/atomic_arch.h
index 98f12fc7..d0228a3e 100644
--- a/arch/riscv64/atomic_arch.h
+++ b/arch/riscv64/atomic_arch.h
@@ -8,13 +8,15 @@ static inline void a_barrier()
 static inline int a_cas(volatile int *p, int t, int s)
 {
 	int old, tmp;
-	__asm__("\n1:	lr.w.aqrl %0, %2\n"
+	__asm__ __volatile__ (
+		"\n1:	lr.w.aqrl %0, %2\n"
 		"	bne %0, %3, 1f\n"
 		"	sc.w.aqrl %1, %4, %2\n"
 		"	bnez %1, 1b\n"
 		"1:"
-		: "=&r"(old), "+r"(tmp), "+A"(*p)
-		: "r"(t), "r"(s));
+		: "=&r"(old), "=r"(tmp), "+A"(*p)
+		: "r"(t), "r"(s)
+		: "memory");
 	return old;
 }
 
@@ -23,12 +25,14 @@ static inline void *a_cas_p(volatile void *p, void *t, void *s)
 {
 	void *old;
 	int tmp;
-	__asm__("\n1:	lr.d.aqrl %0, %2\n"
+	__asm__ __volatile__ (
+		"\n1:	lr.d.aqrl %0, %2\n"
 		"	bne %0, %3, 1f\n"
 		"	sc.d.aqrl %1, %4, %2\n"
 		"	bnez %1, 1b\n"
 		"1:"
-		: "=&r"(old), "+r"(tmp), "+A"(*(long *)p)
-		: "r"(t), "r"(s));
+		: "=&r"(old), "=r"(tmp), "+A"(*(long *)p)
+		: "r"(t), "r"(s)
+		: "memory");
 	return old;
 }