From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 6 Apr 2006 17:08:51 +0900 From: KAMEZAWA Hiroyuki Subject: Re: [patch 1/3] mm: An enhancement of OVERCOMMIT_GUESS Message-Id: <20060406170851.1402c78d.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <4434C12A.4000108@redhat.com> References: <4434570F.9030507@redhat.com> <20060406094533.b340f633.kamezawa.hiroyu@jp.fujitsu.com> <4434C12A.4000108@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Hideo AOKI Cc: akpm@osdl.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: On Thu, 06 Apr 2006 03:20:10 -0400 Hideo AOKI 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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org