diff options
| -rw-r--r-- | sys/vm/vm_page.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c index 8024a7c..7d6ce08 100644 --- a/sys/vm/vm_page.c +++ b/sys/vm/vm_page.c @@ -3009,7 +3009,8 @@ vm_page_set_invalid(vm_page_t m, int base, int size) bits = VM_PAGE_BITS_ALL; else bits = vm_page_bits(base, size); - if (m->valid == VM_PAGE_BITS_ALL && bits != 0) + if (object->ref_count != 0 && m->valid == VM_PAGE_BITS_ALL && + bits != 0) pmap_remove_all(m); KASSERT((bits == 0 && m->valid == VM_PAGE_BITS_ALL) || !pmap_page_is_mapped(m), |
