From ec69a73039701201caef169a81077c5103eade04 Mon Sep 17 00:00:00 2001
From: alc <alc@FreeBSD.org>
Date: Thu, 19 Jun 2003 17:56:12 +0000
Subject: Lock the vm object when freeing a vm page.

---
 sys/fs/specfs/spec_vnops.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'sys/fs/specfs')

diff --git a/sys/fs/specfs/spec_vnops.c b/sys/fs/specfs/spec_vnops.c
index 5f54f5d..9594756 100644
--- a/sys/fs/specfs/spec_vnops.c
+++ b/sys/fs/specfs/spec_vnops.c
@@ -765,6 +765,7 @@ spec_getpages(ap)
 	pmap_qremove(kva, pcount);
 
 	gotreqpage = 0;
+	VM_OBJECT_LOCK(vp->v_object);
 	vm_page_lock_queues();
 	for (i = 0, toff = 0; i < pcount; i++, toff = nextoff) {
 		nextoff = toff + PAGE_SIZE;
@@ -817,6 +818,7 @@ spec_getpages(ap)
 		}
 	}
 	vm_page_unlock_queues();
+	VM_OBJECT_UNLOCK(vp->v_object);
 	if (!gotreqpage) {
 		m = ap->a_m[ap->a_reqpage];
 		printf(
-- 
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