From d291a3bd9ca17a42bc83da576cec4fd1aa81d1ac Mon Sep 17 00:00:00 2001 From: Xin LI Date: Thu, 21 Aug 2014 08:25:46 +0000 Subject: [PATCH] Provide compatibility shim for atomic_dec_64_nv. X-MFC-with: r270247 MFC after: 13 days --- sys/cddl/compat/opensolaris/sys/atomic.h | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/sys/cddl/compat/opensolaris/sys/atomic.h b/sys/cddl/compat/opensolaris/sys/atomic.h index 65c9e712459..9b81876455d 100644 --- a/sys/cddl/compat/opensolaris/sys/atomic.h +++ b/sys/cddl/compat/opensolaris/sys/atomic.h @@ -117,6 +117,12 @@ atomic_inc_64_nv(volatile uint64_t *target) return (atomic_add_64_nv(target, 1)); } +static __inline uint64_t +atomic_dec_64_nv(volatile uint64_t *target) +{ + return (atomic_add_64_nv(target, -1)); +} + #if !defined(COMPAT_32BIT) && defined(__LP64__) static __inline void * atomic_cas_ptr(volatile void *target, void *cmp, void *newval)