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in uvm_pagermapin(), for now, don't pass the flag to pmap_enter()

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which presets the page modified bit if the page is already initialized.
we don't actually want to modify such pages.
This commit is contained in:
chs 2000-12-09 23:26:27 +00:00
parent dac94f4d7b
commit cae7ac2e3a
1 changed files with 4 additions and 6 deletions
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10
sys/uvm/uvm_pager.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_pager.c,v 1.37 2000/12/01 09:54:42 chs Exp $ */
/* $NetBSD: uvm_pager.c,v 1.38 2000/12/09 23:26:27 chs Exp $ */
/*
*
@ -180,12 +180,10 @@ enter:
/* got it */
for (cva = kva ; size != 0 ; size -= PAGE_SIZE, cva += PAGE_SIZE) {
pp = *pps++;
#ifdef DEBUG
if ((pp->flags & PG_BUSY) == 0)
panic("uvm_pagermapin: pg %p not busy", pp);
#endif
KASSERT(pp->flags & PG_BUSY);
pmap_enter(vm_map_pmap(pager_map), cva, VM_PAGE_TO_PHYS(pp),
prot, PMAP_WIRED | prot);
prot, PMAP_WIRED | ((pp->flags & PG_FAKE) ? prot :
VM_PROT_READ));
}
UVMHIST_LOG(maphist, "<- done (KVA=0x%x)", kva,0,0,0);