#ifndef _URCU_ARCH_UATOMIC_X86_H
#define _URCU_ARCH_UATOMIC_X86_H
-/*
+/*
* Copyright (c) 1991-1994 by Xerox Corporation. All rights reserved.
* Copyright (c) 1996-1999 by Silicon Graphics. All rights reserved.
* Copyright (c) 1999-2004 Hewlett-Packard Development Company, L.P.
#ifdef __cplusplus
extern "C" {
-#endif
+#endif
/*
* Derived from AO_compare_and_swap() and AO_test_and_set_full().
};
#define __hp(x) ((struct __uatomic_dummy *)(x))
-#define _uatomic_set(addr, v) CMM_STORE_SHARED(*(addr), (v))
+#define _uatomic_set(addr, v) ((void) CMM_STORE_SHARED(*(addr), (v)))
/* cmpxchg */
: (compat_uatomic_##insn)) \
: (compat_uatomic_##insn))))
+/*
+ * We leave the return value so we don't break the ABI, but remove the
+ * return value from the API.
+ */
extern unsigned long _compat_uatomic_set(void *addr,
unsigned long _new, int len);
#define compat_uatomic_set(addr, _new) \
- ((__typeof__(*(addr))) _compat_uatomic_set((addr), \
- caa_cast_long_keep_sign(_new), \
- sizeof(*(addr))))
+ ((void) _compat_uatomic_set((addr), \
+ caa_cast_long_keep_sign(_new), \
+ sizeof(*(addr))))
extern unsigned long _compat_uatomic_xchg(void *addr,
#define cmm_smp_mb__before_uatomic_dec() cmm_barrier()
#define cmm_smp_mb__after_uatomic_dec() cmm_barrier()
-#ifdef __cplusplus
+#ifdef __cplusplus
}
#endif