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allocate msgbuf with kmem_zalloc instead of thunk_malloc, now dmesg works

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jmcneill 2011-12-15 02:09:15 +00:00
parent 5d49ee56b0
commit e5e5128877
1 changed files with 8 additions and 7 deletions
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15
sys/arch/usermode/dev/cpu.c
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@ -1,4 +1,4 @@
/* $NetBSD: cpu.c,v 1.53 2011/12/15 00:40:03 jmcneill Exp $ */
/* $NetBSD: cpu.c,v 1.54 2011/12/15 02:09:15 jmcneill Exp $ */
/*-
* Copyright (c) 2007 Jared D. McNeill <jmcneill@invisible.ca>
@ -30,7 +30,7 @@
#include "opt_hz.h"
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.53 2011/12/15 00:40:03 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.54 2011/12/15 02:09:15 jmcneill Exp $");
#include <sys/param.h>
#include <sys/conf.h>
@ -42,6 +42,7 @@ __KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.53 2011/12/15 00:40:03 jmcneill Exp $");
#include <sys/cpu.h>
#include <sys/mbuf.h>
#include <sys/msgbuf.h>
#include <sys/kmem.h>
#include <dev/cons.h>
@ -78,7 +79,7 @@ typedef struct cpu_softc {
} cpu_softc_t;
static struct pcb lwp0pcb;
static void *msgbuf;
static void *um_msgbuf;
CFATTACH_DECL_NEW(cpu, sizeof(cpu_softc_t), cpu_match, cpu_attach, NULL, NULL);
@ -374,13 +375,13 @@ cpu_initclocks(void)
void
cpu_startup(void)
{
size_t stacksize;
size_t stacksize, msgbufsize = 32 * 1024;
void *stack_pagefault_ucp;
msgbuf = thunk_malloc(PAGE_SIZE);
if (msgbuf == NULL)
um_msgbuf = kmem_zalloc(msgbufsize, KM_SLEEP);
if (um_msgbuf == NULL)
panic("couldn't allocate msgbuf");
initmsgbuf(msgbuf, PAGE_SIZE);
initmsgbuf(um_msgbuf, msgbufsize);
banner();