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Merge rev 1.202 from i386/pmap.c (back in 1998 by John Dyson):

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Make flushing dirty pages work correctly on filesystems that
unexpectedly do not complete writes even with sync I/O requests.
This should help the behavior of mmaped files when using
softupdates (and perhaps in other circumstances also.)
This commit is contained in:
Peter Wemm 2001-11-16 02:25:29 +00:00
parent 79eb7b284f
commit 88b5258822
2 changed files with 6 additions and 0 deletions
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3
sys/alpha/alpha/pmap.c
View File

@ -2476,6 +2476,7 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
break;
}
if (((p->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) &&
(p->busy == 0) &&
(p->flags & (PG_BUSY | PG_FICTITIOUS)) == 0) {
if ((p->queue - p->pc) == PQ_CACHE)
vm_page_deactivate(p);
@ -2503,6 +2504,7 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
p = vm_page_lookup(object, tmpidx + pindex);
if (p &&
((p->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) &&
(p->busy == 0) &&
(p->flags & (PG_BUSY | PG_FICTITIOUS)) == 0) {
if ((p->queue - p->pc) == PQ_CACHE)
vm_page_deactivate(p);
@ -2597,6 +2599,7 @@ pmap_prefault(pmap, addra, entry)
break;
if (((m->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) &&
(m->busy == 0) &&
(m->flags & (PG_BUSY | PG_FICTITIOUS)) == 0) {
if ((m->queue - m->pc) == PQ_CACHE) {

3
sys/ia64/ia64/pmap.c
View File

@ -1887,6 +1887,7 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
break;
}
if (((p->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) &&
(p->busy == 0) &&
(p->flags & (PG_BUSY | PG_FICTITIOUS)) == 0) {
if ((p->queue - p->pc) == PQ_CACHE)
vm_page_deactivate(p);
@ -1914,6 +1915,7 @@ pmap_object_init_pt(pmap_t pmap, vm_offset_t addr,
p = vm_page_lookup(object, tmpidx + pindex);
if (p &&
((p->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) &&
(p->busy == 0) &&
(p->flags & (PG_BUSY | PG_FICTITIOUS)) == 0) {
if ((p->queue - p->pc) == PQ_CACHE)
vm_page_deactivate(p);
@ -2005,6 +2007,7 @@ pmap_prefault(pmap, addra, entry)
break;
if (((m->valid & VM_PAGE_BITS_ALL) == VM_PAGE_BITS_ALL) &&
(m->busy == 0) &&
(m->flags & (PG_BUSY | PG_FICTITIOUS)) == 0) {
if ((m->queue - m->pc) == PQ_CACHE) {