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Only deactivate pages if their wired count is zero.

This commit is contained in:
pk 2003-08-11 16:48:05 +00:00
parent 3bef941831
commit 96f1796f30
2 changed files with 8 additions and 6 deletions
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7
sys/uvm/uvm_anon.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: uvm_anon.c,v 1.23 2003/08/11 16:44:35 pk Exp $ */
/* $NetBSD: uvm_anon.c,v 1.24 2003/08/11 16:48:05 pk Exp $ */
/*
*
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_anon.c,v 1.23 2003/08/11 16:44:35 pk Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_anon.c,v 1.24 2003/08/11 16:48:05 pk Exp $");
#include "opt_uvmhist.h"
@ -521,7 +521,8 @@ anon_pagein(anon)
pmap_clear_reference(pg);
uvm_lock_pageq();
uvm_pagedeactivate(pg);
if (pg->wire_count == 0)
uvm_pagedeactivate(pg);
uvm_unlock_pageq();
/*

7
sys/uvm/uvm_aobj.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: uvm_aobj.c,v 1.57 2003/08/11 16:44:35 pk Exp $ */
/* $NetBSD: uvm_aobj.c,v 1.58 2003/08/11 16:48:05 pk Exp $ */
/*
* Copyright (c) 1998 Chuck Silvers, Charles D. Cranor and
@ -43,7 +43,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_aobj.c,v 1.57 2003/08/11 16:44:35 pk Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_aobj.c,v 1.58 2003/08/11 16:48:05 pk Exp $");
#include "opt_uvmhist.h"
@ -1464,7 +1464,8 @@ uao_pagein_page(aobj, pageidx)
* deactivate the page (to make sure it's on a page queue).
*/
uvm_lock_pageq();
uvm_pagedeactivate(pg);
if (pg->wire_count == 0)
uvm_pagedeactivate(pg);
uvm_unlock_pageq();
pg->flags &= ~(PG_BUSY|PG_CLEAN|PG_FAKE);