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Fix a bug in my disabled version of trap_pfault()...curpcb may be NULL even

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when curproc isn't. This condition occurs at system startup and perhaps
at other times.
This commit is contained in:
dg 1995-07-30 17:49:24 +00:00
parent 5768022506
commit 5d75ddee49
3 changed files with 9 additions and 9 deletions
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6
sys/amd64/amd64/trap.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.56 1995/07/16 10:31:26 joerg Exp $
* $Id: trap.c,v 1.57 1995/07/16 14:10:55 peter Exp $
*/
/*
@ -448,9 +448,9 @@ trap_pfault(frame, usermode)
vm_offset_t v;
vm_page_t ptepg;
if ((p == NULL) ||
if (p == NULL ||
(!usermode && va < VM_MAXUSER_ADDRESS &&
curpcb->pcb_onfault == NULL)) {
(curpcb == NULL || curpcb->pcb_onfault == NULL))) {
trap_fatal(frame);
return (-1);
}

6
sys/i386/i386/trap.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.56 1995/07/16 10:31:26 joerg Exp $
* $Id: trap.c,v 1.57 1995/07/16 14:10:55 peter Exp $
*/
/*
@ -448,9 +448,9 @@ trap_pfault(frame, usermode)
vm_offset_t v;
vm_page_t ptepg;
if ((p == NULL) ||
if (p == NULL ||
(!usermode && va < VM_MAXUSER_ADDRESS &&
curpcb->pcb_onfault == NULL)) {
(curpcb == NULL || curpcb->pcb_onfault == NULL))) {
trap_fatal(frame);
return (-1);
}

6
sys/kern/subr_trap.c
View File

@ -35,7 +35,7 @@
* SUCH DAMAGE.
*
* from: @(#)trap.c 7.4 (Berkeley) 5/13/91
* $Id: trap.c,v 1.56 1995/07/16 10:31:26 joerg Exp $
* $Id: trap.c,v 1.57 1995/07/16 14:10:55 peter Exp $
*/
/*
@ -448,9 +448,9 @@ trap_pfault(frame, usermode)
vm_offset_t v;
vm_page_t ptepg;
if ((p == NULL) ||
if (p == NULL ||
(!usermode && va < VM_MAXUSER_ADDRESS &&
curpcb->pcb_onfault == NULL)) {
(curpcb == NULL || curpcb->pcb_onfault == NULL))) {
trap_fatal(frame);
return (-1);
}