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-rw-r--r--sys/vm/vm_mmap.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c
index 88ed3d5..f9b3db3 100644
--- a/sys/vm/vm_mmap.c
+++ b/sys/vm/vm_mmap.c
@@ -866,6 +866,7 @@ RestartScan:
*/
if (m != NULL && m->valid != 0) {
mincoreinfo = MINCORE_INCORE;
+ vm_page_lock(m);
vm_page_lock_queues();
if (m->dirty ||
pmap_is_modified(m))
@@ -874,6 +875,7 @@ RestartScan:
pmap_is_referenced(m))
mincoreinfo |= MINCORE_REFERENCED_OTHER;
vm_page_unlock_queues();
+ vm_page_unlock(m);
}
VM_OBJECT_UNLOCK(current->object.vm_object);
}
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