From: Rik van Riel <riel@redhat.com>
To: Ulrich Drepper <drepper@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel <linux-kernel@vger.kernel.org>,
Jakub Jelinek <jakub@redhat.com>
Subject: Re: missing madvise functionality
Date: Tue, 03 Apr 2007 13:37:25 -0400 [thread overview]
Message-ID: <461290D5.3020200@redhat.com> (raw)
In-Reply-To: <46128A77.4080008@redhat.com>
Ulrich Drepper wrote:
> Rik van Riel wrote:
>> I already started looking into implementing this.
>>
>> Basically:
>> [...]
>
> Sounds good. Except:
>
>
>> 1) on MADV_DONTNEED, mark pages clean, not accessed and move them
>> to some "dontneed" LRU list.
>
> LRU is likely the wrong answer. The longer a page has not been reused
> the more likely it won't be. So, the dontneed-list should be a simple
> FIFO.
Well yes, it is.
If the page was accessed again, it will be moved to
the active list :)
--
Politics is the struggle between those who want to make their country
the best in the world, and those who believe it already is. Each group
calls the other unpatriotic.
next prev parent reply other threads:[~2007-04-03 17:37 UTC|newest]
Thread overview: 99+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-03 16:26 missing madvise functionality Ulrich Drepper
2007-04-03 16:55 ` Rik van Riel
2007-04-03 17:10 ` Ulrich Drepper
2007-04-03 17:37 ` Rik van Riel [this message]
2007-04-03 18:14 ` Andi Kleen
2007-04-03 17:20 ` Ulrich Drepper
2007-04-03 17:28 ` Andi Kleen
2007-04-03 19:59 ` Andrew Morton
2007-04-03 20:09 ` Andi Kleen
2007-04-03 20:17 ` Ulrich Drepper
2007-04-03 20:29 ` Jakub Jelinek
2007-04-03 20:38 ` Rik van Riel
2007-04-03 21:49 ` Andrew Morton
2007-04-03 23:01 ` Eric Dumazet
2007-04-04 2:22 ` Nick Piggin
2007-04-04 5:41 ` Eric Dumazet
2007-04-04 6:09 ` [patches] threaded vma patches (was Re: missing madvise functionality) Nick Piggin
2007-04-04 6:26 ` Andrew Morton
2007-04-04 6:38 ` Nick Piggin
2007-04-04 6:42 ` Ulrich Drepper
2007-04-04 6:44 ` Nick Piggin
2007-04-04 6:50 ` Eric Dumazet
2007-04-04 6:54 ` Ulrich Drepper
2007-04-04 7:33 ` Eric Dumazet
2007-04-04 8:25 ` missing madvise functionality Peter Zijlstra
2007-04-04 8:55 ` Nick Piggin
2007-04-04 9:12 ` William Lee Irwin III
2007-04-04 9:23 ` Nick Piggin
2007-04-04 9:34 ` Eric Dumazet
2007-04-04 9:45 ` Nick Piggin
2007-04-04 10:05 ` Nick Piggin
2007-04-04 11:54 ` Eric Dumazet
2007-04-05 2:01 ` Nick Piggin
2007-04-05 6:09 ` Eric Dumazet
2007-04-05 6:19 ` Ulrich Drepper
2007-04-05 6:54 ` Eric Dumazet
2007-04-03 23:02 ` Andrew Morton
2007-04-04 9:15 ` Hugh Dickins
2007-04-04 14:55 ` Rik van Riel
2007-04-04 15:25 ` Hugh Dickins
2007-04-05 1:44 ` Nick Piggin
2007-04-04 18:04 ` Andrew Morton
2007-04-04 18:08 ` Rik van Riel
2007-04-04 20:56 ` Andrew Morton
2007-04-04 18:39 ` Hugh Dickins
2007-04-03 23:44 ` Andrew Morton
2007-04-04 13:09 ` William Lee Irwin III
2007-04-04 13:38 ` William Lee Irwin III
2007-04-04 18:51 ` Andrew Morton
2007-04-05 4:14 ` William Lee Irwin III
2007-04-04 23:00 ` preemption and rwsems (was: Re: missing madvise functionality) Andrew Morton
2007-04-05 12:48 ` David Howells
2007-04-05 19:11 ` Ingo Molnar
2007-04-05 20:37 ` Andrew Morton
2007-04-06 9:08 ` Ingo Molnar
2007-04-06 19:30 ` Andrew Morton
2007-04-06 19:40 ` Ingo Molnar
2007-04-05 19:27 ` Andrew Morton
2007-04-05 7:31 ` missing madvise functionality Rik van Riel
2007-04-05 7:39 ` Rik van Riel
2007-04-05 8:32 ` Andrew Morton
2007-04-05 15:47 ` Rik van Riel
2007-04-05 8:08 ` Eric Dumazet
2007-04-05 8:31 ` Rik van Riel
2007-04-05 9:06 ` Eric Dumazet
2007-04-05 9:45 ` Jakub Jelinek
2007-04-05 16:15 ` Rik van Riel
2007-04-05 16:10 ` Ulrich Drepper
2007-04-06 2:28 ` Nick Piggin
2007-04-06 2:52 ` Ulrich Drepper
2007-04-06 2:59 ` Nick Piggin
2007-04-03 20:51 ` Andrew Morton
2007-04-03 20:57 ` Ulrich Drepper
2007-04-03 21:00 ` Rik van Riel
2007-04-03 21:10 ` Eric Dumazet
2007-04-03 21:12 ` Jörn Engel
2007-04-03 21:15 ` Rik van Riel
2007-04-03 21:30 ` Eric Dumazet
2007-04-03 21:22 ` Jeremy Fitzhardinge
2007-04-03 21:29 ` Rik van Riel
2007-04-03 21:46 ` Ulrich Drepper
2007-04-03 22:51 ` Andi Kleen
2007-04-03 23:07 ` Ulrich Drepper
2007-04-03 21:16 ` Andrew Morton
2007-04-04 18:49 ` Anton Blanchard
2007-04-03 22:07 ` Arnd Bergmann
2007-04-03 22:23 ` Ulrich Drepper
2007-04-04 2:53 ` Marko Macek
2007-04-04 2:56 ` Rik van Riel
2007-04-04 14:37 ` Hugh Dickins
2007-04-04 7:46 ` Nick Piggin
2007-04-04 8:04 ` Nick Piggin
2007-04-04 8:20 ` Jakub Jelinek
2007-04-04 8:47 ` Nick Piggin
2007-04-05 4:23 ` Nick Piggin
2007-04-05 18:38 ` Rik van Riel
2007-04-05 21:07 ` Andrew Morton
2007-04-05 21:39 ` Rik van Riel
2007-04-06 1:28 ` Nick Piggin
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