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G/c cowfault.

This commit is contained in:
briggs 2002-08-14 21:52:36 +00:00
parent 203dd6b325
commit a957deca48
1 changed files with 2 additions and 21 deletions
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23
sys/arch/arm/arm32/fault.c
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@ -1,4 +1,4 @@
/* $NetBSD: fault.c,v 1.21 2002/08/12 20:19:04 bjh21 Exp $ */ /* $NetBSD: fault.c,v 1.22 2002/08/14 21:52:36 briggs Exp $ */
/* /*
* Copyright (c) 1994-1997 Mark Brinicombe. * Copyright (c) 1994-1997 Mark Brinicombe.
@ -47,7 +47,7 @@
#include "opt_pmap_debug.h" #include "opt_pmap_debug.h"
#include <sys/types.h> #include <sys/types.h>
__KERNEL_RCSID(0, "$NetBSD: fault.c,v 1.21 2002/08/12 20:19:04 bjh21 Exp $"); __KERNEL_RCSID(0, "$NetBSD: fault.c,v 1.22 2002/08/14 21:52:36 briggs Exp $");
#include <sys/param.h> #include <sys/param.h>
#include <sys/systm.h> #include <sys/systm.h>
@ -70,7 +70,6 @@ __KERNEL_RCSID(0, "$NetBSD: fault.c,v 1.21 2002/08/12 20:19:04 bjh21 Exp $");
#include <arch/arm/arm/disassem.h> #include <arch/arm/arm/disassem.h>
#include <arm/arm32/machdep.h> #include <arm/arm32/machdep.h>
int cowfault __P((vaddr_t));
extern char fusubailout[]; extern char fusubailout[];
static void report_abort __P((const char *, u_int, u_int, u_int)); static void report_abort __P((const char *, u_int, u_int, u_int));
@ -697,21 +696,3 @@ prefetch_abort_handler(frame)
out: out:
userret(p); userret(p);
} }
int
cowfault(va)
vaddr_t va;
{
struct vmspace *vm;
int error;
if (va >= VM_MAXUSER_ADDRESS)
return (EFAULT);
/* uvm_fault can't be called from within an interrupt */
KASSERT(current_intr_depth == 0);
vm = curproc->p_vmspace;
error = uvm_fault(&vm->vm_map, va, 0, VM_PROT_WRITE);
return error;
}