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issue PAUSE in the debug version of __cpu_simple_lock as well.

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This commit is contained in:
yamt 2003-10-26 11:28:21 +00:00
parent 2685dee90d
commit 9be92e2eef
1 changed files with 3 additions and 2 deletions
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5
sys/arch/x86/x86/lock_machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: lock_machdep.c,v 1.2 2003/07/14 22:32:40 lukem Exp $ */
/* $NetBSD: lock_machdep.c,v 1.3 2003/10/26 11:28:21 yamt Exp $ */
/*-
* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
@ -38,7 +38,7 @@
*/
#include <sys/cdefs.h> /* RCS ID & Copyright macro defns */
__KERNEL_RCSID(0, "$NetBSD: lock_machdep.c,v 1.2 2003/07/14 22:32:40 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: lock_machdep.c,v 1.3 2003/10/26 11:28:21 yamt Exp $");
/*
* Machine-dependent spin lock operations.
@ -88,6 +88,7 @@ __cpu_simple_lock(lockp)
while (x86_atomic_testset_i(lockp, __SIMPLELOCK_LOCKED) ==
__SIMPLELOCK_LOCKED) {
x86_pause();
#if defined(DEBUG) && defined(DDB)
spincount++;
if (spincount == limit) {