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Fixed a problem in _vm_object_page_clean that could cause an

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infinite loop.
This commit is contained in:
John Dyson 1995-04-21 02:48:40 +00:00
parent abeeb9ceb2
commit 7e15fd2757
1 changed files with 6 additions and 4 deletions
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10
sys/vm/vm_object.c
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@ -61,7 +61,7 @@
* any improvements or extensions that they make and grant Carnegie the
* rights to redistribute these changes.
*
* $Id: vm_object.c,v 1.42 1995/04/16 03:11:28 davidg Exp $
* $Id: vm_object.c,v 1.43 1995/04/16 12:56:19 davidg Exp $
*/
/*
@ -529,9 +529,11 @@ _vm_object_page_clean(object, start, end, syncio)
if ((p->valid & p->dirty) != 0) {
vm_offset_t tincr;
tincr = vm_pageout_clean(p, VM_PAGEOUT_FORCE);
pgcount -= (tincr - 1);
tincr *= PAGE_SIZE;
tstart += tincr - PAGE_SIZE;
if( tincr) {
pgcount -= (tincr - 1);
tincr *= PAGE_SIZE;
tstart += tincr - PAGE_SIZE;
}
allclean = 0;
}
}