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don't run SMP flush routines if (cold); be sure cpus[n] is valid.

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This commit is contained in:
mrg 2001-06-08 16:25:04 +00:00
parent 72c1d9df6d
commit 1375a0c31e
1 changed files with 32 additions and 11 deletions
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43
sys/arch/sparc/sparc/cache.c
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@ -1,4 +1,4 @@
/* $NetBSD: cache.c,v 1.54 2001/06/08 09:40:31 mrg Exp $ */
/* $NetBSD: cache.c,v 1.55 2001/06/08 16:25:04 mrg Exp $ */
/*
* Copyright (c) 1996
@ -62,6 +62,7 @@
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <machine/ctlreg.h>
#include <machine/pte.h>
@ -927,11 +928,15 @@ smp_vcache_flush_page(va)
int n, s;
cpuinfo.sp_vcache_flush_page(va);
if (cold)
return;
for (n = 0; n < ncpu; n++) {
struct cpu_info *cpi = cpus[n];
struct xpmsg_flush_page *p = &cpi->msg.u.xpmsg_flush_page;
if (cpuinfo.mid == cpi->mid)
struct xpmsg_flush_page *p;
if (cpi == NULL || cpuinfo.mid == cpi->mid)
continue;
p = &cpi->msg.u.xpmsg_flush_page;
s = splhigh();
simple_lock(&cpi->msg.lock);
cpi->msg.tag = XPMSG_VCACHE_FLUSH_PAGE;
@ -949,11 +954,15 @@ smp_vcache_flush_segment(vr, vs)
int n, s;
cpuinfo.sp_vcache_flush_segment(vr, vs);
if (cold)
return;
for (n = 0; n < ncpu; n++) {
struct cpu_info *cpi = cpus[n];
struct xpmsg_flush_segment *p = &cpi->msg.u.xpmsg_flush_segment;
if (cpuinfo.mid == cpi->mid)
struct xpmsg_flush_segment *p;
if (cpi == NULL || cpuinfo.mid == cpi->mid)
continue;
p = &cpi->msg.u.xpmsg_flush_segment;
s = splhigh();
simple_lock(&cpi->msg.lock);
cpi->msg.tag = XPMSG_VCACHE_FLUSH_SEGMENT;
@ -972,11 +981,15 @@ smp_vcache_flush_region(vr)
int n, s;
cpuinfo.sp_vcache_flush_region(vr);
if (cold)
return;
for (n = 0; n < ncpu; n++) {
struct cpu_info *cpi = cpus[n];
struct xpmsg_flush_region *p = &cpi->msg.u.xpmsg_flush_region;
if (cpuinfo.mid == cpi->mid)
struct xpmsg_flush_region *p;
if (cpi == NULL || cpuinfo.mid == cpi->mid)
continue;
p = &cpi->msg.u.xpmsg_flush_region;
s = splhigh();
simple_lock(&cpi->msg.lock);
cpi->msg.tag = XPMSG_VCACHE_FLUSH_REGION;
@ -993,11 +1006,15 @@ smp_vcache_flush_context()
int n, s;
cpuinfo.sp_vcache_flush_context();
if (cold)
return;
for (n = 0; n < ncpu; n++) {
struct cpu_info *cpi = cpus[n];
struct xpmsg_flush_context *p = &cpi->msg.u.xpmsg_flush_context;
if (cpuinfo.mid == cpi->mid)
struct xpmsg_flush_context *p;
if (cpi == NULL || cpuinfo.mid == cpi->mid)
continue;
p = &cpi->msg.u.xpmsg_flush_context;
s = splhigh();
simple_lock(&cpi->msg.lock);
cpi->msg.tag = XPMSG_VCACHE_FLUSH_CONTEXT;
@ -1015,11 +1032,15 @@ smp_cache_flush(va, size)
int n, s;
cpuinfo.sp_cache_flush(va, size);
if (cold)
return;
for (n = 0; n < ncpu; n++) {
struct cpu_info *cpi = cpus[n];
struct xpmsg_flush_range *p = &cpi->msg.u.xpmsg_flush_range;
if (cpuinfo.mid == cpi->mid)
struct xpmsg_flush_range *p;
if (cpi == NULL || cpuinfo.mid == cpi->mid)
continue;
p = &cpi->msg.u.xpmsg_flush_range;
s = splhigh();
simple_lock(&cpi->msg.lock);
cpi->msg.tag = XPMSG_VCACHE_FLUSH_RANGE;