Module Name: src
Committed By: jmcneill
Date: Thu Dec 15 02:09:15 UTC 2011
Modified Files:
src/sys/arch/usermode/dev: cpu.c
Log Message:
allocate msgbuf with kmem_zalloc instead of thunk_malloc, now dmesg works
To generate a diff of this commit:
cvs rdiff -u -r1.53 -r1.54 src/sys/arch/usermode/dev/cpu.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/usermode/dev/cpu.c
diff -u src/sys/arch/usermode/dev/cpu.c:1.53 src/sys/arch/usermode/dev/cpu.c:1.54
--- src/sys/arch/usermode/dev/cpu.c:1.53 Thu Dec 15 00:40:03 2011
+++ src/sys/arch/usermode/dev/cpu.c Thu Dec 15 02:09:15 2011
@@ -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 <jmcne...@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
#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();
