From cb7655e83ca9b041e0778916546d916aeb75cd5e Mon Sep 17 00:00:00 2001
From: alc <alc@FreeBSD.org>
Date: Thu, 19 Jun 2003 01:50:14 +0000
Subject: Assert that the vm object is locked in vm_page_try_to_free().

---
 sys/vm/vm_page.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'sys/vm/vm_page.c')

diff --git a/sys/vm/vm_page.c b/sys/vm/vm_page.c
index c64bdb0..7cb4607 100644
--- a/sys/vm/vm_page.c
+++ b/sys/vm/vm_page.c
@@ -1323,6 +1323,8 @@ vm_page_try_to_free(vm_page_t m)
 {
 
 	mtx_assert(&vm_page_queue_mtx, MA_OWNED);
+	if (m->object != NULL)
+		VM_OBJECT_LOCK_ASSERT(m->object, MA_OWNED);
 	if (m->dirty || m->hold_count || m->busy || m->wire_count ||
 	    (m->flags & (PG_BUSY|PG_UNMANAGED))) {
 		return (0);
-- 
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