From: Andrea Arcangeli <andrea@suse.de>
To: Neil Conway <nconway.list@ukaea.org.uk>
Cc: linux-mm@kvack.org, Linus Torvalds <torvalds@transmeta.com>
Subject: Re: [patch] care about the age of the pte even if we are low on memory
Date: Tue, 17 Aug 1999 02:29:37 +0200 (CEST) [thread overview]
Message-ID: <Pine.LNX.4.10.9908170228430.16783-100000@laser.random> (raw)
In-Reply-To: <Pine.LNX.4.10.9908091244590.7493-100000@laser.random>
On Mon, 9 Aug 1999, Andrea Arcangeli wrote:
>On Mon, 9 Aug 1999, Neil Conway wrote:
>
>>Ouch - let's try to keep those comments up to date folks. Good comments
>
>You are plain right, excuse me (I have not read the comment). When the
>patch will be applyed I'll provide an update to the comment. Thanks for
>pointing this out.
As Neil pointed out I have not updated the comment, please apply to
2.3.13:
--- 2.3.13/mm/vmscan.c Thu Aug 12 02:53:26 1999
+++ /tmp/vmscan.c Tue Aug 17 02:28:09 1999
@@ -50,10 +50,7 @@
if (pte_val(pte) != pte_val(*page_table))
goto out_failed_unlock;
- /*
- * Dont be too eager to get aging right if
- * memory is dangerously low.
- */
+ /* Don't look at this pte if it's been accessed recently. */
if (pte_young(pte)) {
/*
* Transfer the "accessed" bit from the page
Andrea
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prev parent reply other threads:[~1999-08-17 0:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-08-08 18:38 Andrea Arcangeli
1999-08-09 10:42 ` Neil Conway
1999-08-09 10:46 ` Andrea Arcangeli
1999-08-17 0:29 ` Andrea Arcangeli [this message]
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