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uvmpd_scan: when deactivating a page, clear its reference bit. 

discussed on tech-kern@.
This commit is contained in:
yamt 2005-12-21 12:24:47 +00:00
parent ca08761347
commit 79265831ba
1 changed files with 3 additions and 2 deletions
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5
sys/uvm/uvm_pdaemon.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_pdaemon.c,v 1.70 2005/12/21 12:19:04 yamt Exp $ */
/* $NetBSD: uvm_pdaemon.c,v 1.71 2005/12/21 12:24:47 yamt Exp $ */
/*
* Copyright (c) 1997 Charles D. Cranor and Washington University.
@ -71,7 +71,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: uvm_pdaemon.c,v 1.70 2005/12/21 12:19:04 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_pdaemon.c,v 1.71 2005/12/21 12:24:47 yamt Exp $");
#include "opt_uvmhist.h"
#include "opt_readahead.h"
@ -932,6 +932,7 @@ uvmpd_scan(void)
if (inactive_shortage > 0) {
/* no need to check wire_count as pg is "active" */
pmap_clear_reference(p);
uvm_pagedeactivate(p);
uvmexp.pddeact++;
inactive_shortage--;