From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Hideo AOKI <haoki@redhat.com>
Cc: akpm@osdl.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [patch 1/3] mm: An enhancement of OVERCOMMIT_GUESS
Date: Thu, 6 Apr 2006 17:08:51 +0900 [thread overview]
Message-ID: <20060406170851.1402c78d.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <4434C12A.4000108@redhat.com>
On Thu, 06 Apr 2006 03:20:10 -0400
Hideo AOKI <haoki@redhat.com> wrote:
> Hi Kamezawa-san,
>
> Thank you for your comments.
>
> KAMEZAWA Hiroyuki wrote:
> > Hi, AOKI-san
> I like your idea. But, in the function, I think we need to care
> lowmem_reserve too.
>
Ah, I see.
> Since __vm_enough_memory() doesn't know zone and cpuset information,
> we have to guess proper value of lowmem_reserve in each zone
> like I did in calculate_totalreserve_pages() in my patch.
> Do you think that we can do this calculation every time?
>
> If it is good enough, I'll make revised patch.
>
I just thought to show "how to calculate" in unified way is better.
But if things goes ugly, please ignore my comment.
Do you have a detailed comparison of test result with and without this patch ?
I'm interested in.
I'm sorry if I missed your post of result.
Cheers!
-Kame
next prev parent reply other threads:[~2006-04-06 8:07 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-04-05 23:47 [patch 1/3] mm: An enhancement of OVERCOMMIT_GUESS Hideo AOKI
2006-04-05 23:51 ` A test kernel module " Hideo AOKI
2006-04-05 23:52 ` A patch for test_overcommit module Hideo AOKI
2006-04-06 0:45 ` [patch 1/3] mm: An enhancement of OVERCOMMIT_GUESS KAMEZAWA Hiroyuki
2006-04-06 7:20 ` Hideo AOKI
2006-04-06 8:08 ` KAMEZAWA Hiroyuki [this message]
2006-04-07 11:49 ` Hideo AOKI
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