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Code Issues Releases Activity

Use the VM_PAGE_BITS_ALL in a place it can be used.

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Comment out call to pmap_prefault() until stability problems can be
thoroghly analyzed.
This commit is contained in:
David Greenman 1995-01-26 01:40:04 +00:00
parent 3edf89fe83
commit 1e9122e529
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=5915
1 changed files with 4 additions and 4 deletions
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8
sys/vm/vm_fault.c
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@ -66,7 +66,7 @@
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
* $Id: vm_fault.c,v 1.15 1995/01/10 07:32:45 davidg Exp $
* $Id: vm_fault.c,v 1.16 1995/01/24 10:12:29 davidg Exp $
*/
/*
@ -295,9 +295,7 @@ RetryFault:;
*/
m->flags |= PG_BUSY;
if (m->object != kernel_object && m->object != kmem_object &&
m->valid &&
((m->valid & vm_page_bits(0, PAGE_SIZE))
!= vm_page_bits(0, PAGE_SIZE))) {
m->valid && ((m->valid & VM_PAGE_BITS_ALL) != VM_PAGE_BITS_ALL)) {
goto readrest;
}
break;
@ -839,8 +837,10 @@ RetryFault:;
*/
pmap_enter(map->pmap, vaddr, VM_PAGE_TO_PHYS(m), prot, wired);
#if 0
if( ((prot & VM_PROT_WRITE) == 0) && change_wiring == 0 && wired == 0)
pmap_prefault(map->pmap, vaddr, entry, first_object);
#endif
/*
* If the page is not wired down, then put it where the pageout daemon