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[src/trunk]: src/sys/arch/usermode/dev Use M_WAITOK instead of M_NOWAIT for t...
details: https://anonhg.NetBSD.org/src/rev/90ed75d743e9
branches: trunk
changeset: 772422:90ed75d743e9
user: reinoud <reinoud%NetBSD.org@localhost>
date: Tue Jan 03 12:10:04 2012 +0000
description:
Use M_WAITOK instead of M_NOWAIT for the stack allocations
diffstat:
sys/arch/usermode/dev/cpu.c | 14 +++++++-------
1 files changed, 7 insertions(+), 7 deletions(-)
diffs (42 lines):
diff -r 8611d843ae8d -r 90ed75d743e9 sys/arch/usermode/dev/cpu.c
--- a/sys/arch/usermode/dev/cpu.c Tue Jan 03 12:05:00 2012 +0000
+++ b/sys/arch/usermode/dev/cpu.c Tue Jan 03 12:10:04 2012 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpu.c,v 1.58 2012/01/03 12:05:01 reinoud Exp $ */
+/* $NetBSD: cpu.c,v 1.59 2012/01/03 12:10:04 reinoud Exp $ */
/*-
* Copyright (c) 2007 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -30,7 +30,7 @@
#include "opt_hz.h"
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.58 2012/01/03 12:05:01 reinoud Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cpu.c,v 1.59 2012/01/03 12:10:04 reinoud Exp $");
#include <sys/param.h>
#include <sys/conf.h>
@@ -333,9 +333,9 @@
memcpy(pcb2, pcb1, sizeof(struct pcb));
stacksize = 2*PAGE_SIZE;
- stack_ucp = malloc(stacksize, M_TEMP, M_NOWAIT);
- stack_syscall_ucp = malloc(stacksize, M_TEMP, M_NOWAIT);
- stack_pagefault_ucp = malloc(stacksize, M_TEMP, M_NOWAIT);
+ stack_ucp = malloc(stacksize, M_TEMP, M_WAITOK);
+ stack_syscall_ucp = malloc(stacksize, M_TEMP, M_WAITOK);
+ stack_pagefault_ucp = malloc(stacksize, M_TEMP, M_WAITOK);
pcb2->pcb_needfree = true;
KASSERT(stack_ucp);
@@ -414,8 +414,8 @@
memcpy(&lwp0pcb.pcb_trapret_ucp, &lwp0pcb.pcb_ucp, sizeof(ucontext_t));
/* set up the ucontext for the pagefault */
- stacksize = 16*PAGE_SIZE;
- stack_pagefault_ucp = malloc(stacksize, M_TEMP, M_NOWAIT);
+ stacksize = 8*PAGE_SIZE;
+ stack_pagefault_ucp = malloc(stacksize, M_TEMP, M_WAITOK);
lwp0pcb.pcb_pagefault_ucp.uc_stack.ss_sp = stack_pagefault_ucp;
lwp0pcb.pcb_pagefault_ucp.uc_stack.ss_size = stacksize;
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