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The MAP_ENTRY_NEEDS_COPY flag belongs to protoeflags, cow variable

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uses different namespace.

Reported by:	Jonathan Anderson <jonathan.anderson cl cam ac uk>
MFC after:	3 days
This commit is contained in:
kib 2010-01-29 19:25:45 +00:00
parent e93ffcfe03
commit baeb94977a
1 changed files with 1 additions and 1 deletions
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2
sys/vm/vm_map.c
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@ -1136,7 +1136,7 @@ vm_map_insert(vm_map_t map, vm_object_t object, vm_ooffset_t offset,
((protoeflags & MAP_ENTRY_NEEDS_COPY) || object == NULL))) {
if (!(cow & MAP_ACC_CHARGED) && !swap_reserve(end - start))
return (KERN_RESOURCE_SHORTAGE);
KASSERT(object == NULL || (cow & MAP_ENTRY_NEEDS_COPY) ||
KASSERT(object == NULL || (protoeflags & MAP_ENTRY_NEEDS_COPY) ||
object->uip == NULL,
("OVERCOMMIT: vm_map_insert o %p", object));
uip = curthread->td_ucred->cr_ruidinfo;