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D22124.diff
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Index: head/sys/vm/vm_page.c
===================================================================
--- head/sys/vm/vm_page.c
+++ head/sys/vm/vm_page.c
@@ -900,9 +900,11 @@
(allocflags & VM_ALLOC_SBUSY) != 0, locked);
if (locked)
VM_OBJECT_WLOCK(obj);
- MPASS(m->object == obj || m->object == NULL);
if ((allocflags & VM_ALLOC_WAITFAIL) != 0)
return (FALSE);
+ KASSERT(m->object == obj || m->object == NULL,
+ ("vm_page_busy_acquire: page %p does not belong to %p",
+ m, obj));
}
}
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D22124.diff (517 B)
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D22124: Fix a couple of issues in the recent work on page busying.
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