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Truncate the fault address to a page boundry when calling vm_fault(). The

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last change to fix the fault-twice bug with page tables wasn't quite
complete.
This commit is contained in:
David Greenman 1995-07-16 05:39:22 +00:00
parent 1ede0846a7
commit 9e951f36f1
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 1.53 1995/06/11 19:31:14 rgrimes Exp $
* $Id: trap.c,v 1.54 1995/07/14 09:25:51 davidg Exp $
*/
/*
@ -465,7 +465,7 @@ trap_pfault(frame, usermode)
/* Fault the pte only if needed: */
if (*((int *)vtopte(v)) == 0)
(void) vm_fault(map, v, VM_PROT_WRITE, FALSE);
(void) vm_fault(map, trunc_page(v), VM_PROT_WRITE, FALSE);
pmap_use_pt( vm_map_pmap(map), va);
@ -583,7 +583,7 @@ trap_pfault(frame, usermode)
/* Fault the pte only if needed: */
if (*((int *)vtopte(v)) == 0)
(void) vm_fault(map, v, VM_PROT_WRITE, FALSE);
(void) vm_fault(map, trunc_page(v), VM_PROT_WRITE, FALSE);
pmap_use_pt( vm_map_pmap(map), va);

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 1.53 1995/06/11 19:31:14 rgrimes Exp $
* $Id: trap.c,v 1.54 1995/07/14 09:25:51 davidg Exp $
*/
/*
@ -465,7 +465,7 @@ trap_pfault(frame, usermode)
/* Fault the pte only if needed: */
if (*((int *)vtopte(v)) == 0)
(void) vm_fault(map, v, VM_PROT_WRITE, FALSE);
(void) vm_fault(map, trunc_page(v), VM_PROT_WRITE, FALSE);
pmap_use_pt( vm_map_pmap(map), va);
@ -583,7 +583,7 @@ trap_pfault(frame, usermode)
/* Fault the pte only if needed: */
if (*((int *)vtopte(v)) == 0)
(void) vm_fault(map, v, VM_PROT_WRITE, FALSE);
(void) vm_fault(map, trunc_page(v), VM_PROT_WRITE, FALSE);
pmap_use_pt( vm_map_pmap(map), va);

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 1.53 1995/06/11 19:31:14 rgrimes Exp $
* $Id: trap.c,v 1.54 1995/07/14 09:25:51 davidg Exp $
*/
/*
@ -465,7 +465,7 @@ trap_pfault(frame, usermode)
/* Fault the pte only if needed: */
if (*((int *)vtopte(v)) == 0)
(void) vm_fault(map, v, VM_PROT_WRITE, FALSE);
(void) vm_fault(map, trunc_page(v), VM_PROT_WRITE, FALSE);
pmap_use_pt( vm_map_pmap(map), va);
@ -583,7 +583,7 @@ trap_pfault(frame, usermode)
/* Fault the pte only if needed: */
if (*((int *)vtopte(v)) == 0)
(void) vm_fault(map, v, VM_PROT_WRITE, FALSE);
(void) vm_fault(map, trunc_page(v), VM_PROT_WRITE, FALSE);
pmap_use_pt( vm_map_pmap(map), va);