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add missing anon lock around call to uvm_anon_lockloanpg().

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chs 2002-09-21 06:16:07 +00:00
parent 8a2591bb65
commit 208b369512
1 changed files with 6 additions and 3 deletions
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9
sys/uvm/uvm_anon.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_anon.c,v 1.21 2001/11/10 07:36:59 lukem Exp $ */
/* $NetBSD: uvm_anon.c,v 1.22 2002/09/21 06:16:07 chs Exp $ */
/*
*
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_anon.c,v 1.21 2001/11/10 07:36:59 lukem Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_anon.c,v 1.22 2002/09/21 06:16:07 chs Exp $");
#include "opt_uvmhist.h"
@ -208,8 +208,11 @@ uvm_anfree(anon)
* of the page has been identified and locked.
*/
if (pg && pg->loan_count)
if (pg && pg->loan_count) {
simple_lock(&anon->an_lock);
pg = uvm_anon_lockloanpg(anon);
simple_unlock(&anon->an_lock);
}
/*
* if we have a resident page, we must dispose of it before freeing