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uvm_reclaimable: add an XXX comment.

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yamt 2005-05-04 23:23:28 +00:00
parent 535bef076f
commit 192e24a575
1 changed files with 5 additions and 2 deletions
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7
sys/uvm/uvm_pdaemon.c
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@ -1,4 +1,4 @@
/* $NetBSD: uvm_pdaemon.c,v 1.62 2005/04/12 13:11:45 yamt Exp $ */
/* $NetBSD: uvm_pdaemon.c,v 1.63 2005/05/04 23:23:28 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 1.62 2005/04/12 13:11:45 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: uvm_pdaemon.c,v 1.63 2005/05/04 23:23:28 yamt Exp $");
#include "opt_uvmhist.h"
@ -942,6 +942,9 @@ uvm_reclaimable(void)
* if we have more than 1/16 of pageable memory or 5MB, try to reclaim.
*
* XXX assume the worst case, ie. all wired pages are file-backed.
*
* XXX should consider about other reclaimable memory.
* XXX ie. pools, traditional buffer cache.
*/
filepages = uvmexp.filepages + uvmexp.execpages - uvmexp.wired;