[src/trunk]: src/common/lib/libc/arch/x86_64/atomic x86_64/membar_ops: Upgrad...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/1f13ac78dd80
branches:  trunk
changeset: 365142:1f13ac78dd80
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Apr 09 22:53:45 2022 +0000

description:
x86_64/membar_ops: Upgrade membar_enter from R/RW to RW/RW.

This will be deprecated soon but let's avoid leaving rakes to trip on
with it arising from disagreement over the documentation (W/RW) and
implementation and usage (R/RW).

diffstat:

 common/lib/libc/arch/x86_64/atomic/atomic.S |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 7c3bbd3ab2aa -r 1f13ac78dd80 common/lib/libc/arch/x86_64/atomic/atomic.S
--- a/common/lib/libc/arch/x86_64/atomic/atomic.S       Sat Apr 09 22:53:36 2022 +0000
+++ b/common/lib/libc/arch/x86_64/atomic/atomic.S       Sat Apr 09 22:53:45 2022 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: atomic.S,v 1.26 2022/04/09 12:07:29 riastradh Exp $    */
+/*     $NetBSD: atomic.S,v 1.27 2022/04/09 22:53:45 riastradh Exp $    */
 
 /*-
  * Copyright (c) 2007 The NetBSD Foundation, Inc.
@@ -365,7 +365,7 @@
 
 ALIAS(membar_consumer,_membar_consumer)
 ALIAS(membar_producer,_membar_producer)
-ALIAS(membar_enter,_membar_consumer)
+ALIAS(membar_enter,_membar_sync)
 ALIAS(membar_exit,_membar_producer)
 ALIAS(membar_sync,_membar_sync)
 
@@ -421,7 +421,7 @@
 STRONG_ALIAS(_atomic_cas_ulong_ni,_atomic_cas_64_ni)
 STRONG_ALIAS(_atomic_cas_ptr_ni,_atomic_cas_64_ni)
 
-STRONG_ALIAS(_membar_enter,_membar_consumer)
+STRONG_ALIAS(_membar_enter,_membar_sync)
 STRONG_ALIAS(_membar_exit,_membar_producer)
 
 #ifdef _HARDKERNEL