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authorRickard Green <[email protected]>2010-08-10 13:42:42 +0200
committerRickard Green <[email protected]>2010-08-10 13:42:42 +0200
commit59ee2a593090e7d53c97ceba63cbd300d1b9657e (patch)
treeb60c1078eebb64955bba181cfc118ee2f3b845d4 /erts/include/internal/i386/spinlock.h
parent0d553b45b5c3ae8287340887f271bc70f1f1370c (diff)
parent300b419486c1ca88e33938f182d5d5a8b90fb73f (diff)
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Merge branch 'rickard/ethread-rewrite/OTP-8544' into dev
* rickard/ethread-rewrite/OTP-8544: Rewrite ethread library
Diffstat (limited to 'erts/include/internal/i386/spinlock.h')
-rw-r--r--erts/include/internal/i386/spinlock.h14
1 files changed, 7 insertions, 7 deletions
diff --git a/erts/include/internal/i386/spinlock.h b/erts/include/internal/i386/spinlock.h
index 2b4832e26a..0325324895 100644
--- a/erts/include/internal/i386/spinlock.h
+++ b/erts/include/internal/i386/spinlock.h
@@ -1,19 +1,19 @@
/*
* %CopyrightBegin%
- *
- * Copyright Ericsson AB 2005-2009. All Rights Reserved.
- *
+ *
+ * Copyright Ericsson AB 2005-2010. All Rights Reserved.
+ *
* The contents of this file are subject to the Erlang Public License,
* Version 1.1, (the "License"); you may not use this file except in
* compliance with the License. You should have received a copy of the
* Erlang Public License along with this software. If not, it can be
* retrieved online at http://www.erlang.org/.
- *
+ *
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
- *
+ *
* %CopyrightEnd%
*/
@@ -31,7 +31,7 @@ typedef struct {
volatile unsigned int lock;
} ethr_native_spinlock_t;
-#ifdef ETHR_TRY_INLINE_FUNCS
+#if defined(ETHR_TRY_INLINE_FUNCS) || defined(ETHR_AUX_IMPL__)
static ETHR_INLINE void
ethr_native_spinlock_init(ethr_native_spinlock_t *lock)
@@ -46,7 +46,7 @@ ethr_native_spin_unlock(ethr_native_spinlock_t *lock)
* On i386 this needs to be a locked operation
* to avoid Pentium Pro errata 66 and 92.
*/
-#if defined(__x86_64__)
+#if defined(__x86_64__) || !defined(ETHR_PRE_PENTIUM4_COMPAT)
__asm__ __volatile__("" : : : "memory");
*(unsigned char*)&lock->lock = 0;
#else