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-rw-r--r--sys/vm/vm_object.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/vm/vm_object.c b/sys/vm/vm_object.c
index ec59e9b..b71d9c8 100644
--- a/sys/vm/vm_object.c
+++ b/sys/vm/vm_object.c
@@ -1933,7 +1933,9 @@ vm_freeze_copyopts(vm_object_t object, vm_pindex_t froma, vm_pindex_t toa)
if (m_out->valid == 0) {
m_in = vm_page_grab(object, bo_pindex + idx,
VM_ALLOC_NORMAL | VM_ALLOC_RETRY);
+ vm_page_lock_queues();
if (m_in->valid == 0) {
+ vm_page_unlock_queues();
rv = vm_pager_get_pages(object, &m_in, 1, 0);
if (rv != VM_PAGER_OK) {
printf("vm_freeze_copyopts: cannot read page from file: %lx\n", (long)m_in->pindex);
@@ -1941,10 +1943,10 @@ vm_freeze_copyopts(vm_object_t object, vm_pindex_t froma, vm_pindex_t toa)
}
vm_page_lock_queues();
vm_page_deactivate(m_in);
- vm_page_unlock_queues();
}
pmap_remove_all(m_in);
+ vm_page_unlock_queues();
pmap_copy_page(m_in, m_out);
m_out->valid = m_in->valid;
vm_page_dirty(m_out);
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