From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760262AbXGKHrO (ORCPT ); Wed, 11 Jul 2007 03:47:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751602AbXGKHq7 (ORCPT ); Wed, 11 Jul 2007 03:46:59 -0400 Received: from smtp103.mail.mud.yahoo.com ([209.191.85.213]:32827 "HELO smtp103.mail.mud.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751221AbXGKHq6 (ORCPT ); Wed, 11 Jul 2007 03:46:58 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com.au; h=Received:X-YMail-OSG:Message-ID:Date:From:User-Agent:X-Accept-Language:MIME-Version:To:CC:Subject:References:In-Reply-To:Content-Type:Content-Transfer-Encoding; b=RaBa3z7cTon7x2uJVWtXFcFPa9y3b2EuCvor8j5bOwiNmJkV3qEx0iSUnmozBCjOF7Uwb9jyXAMCtDmoBAuy4CuG7hi8QMqXTfTniyWo7p4S8xY18THTDAlcVDOdBicnyYCnsgWVmolyMSrx/BValyuTaCO3pdyG9so77r9UJHI= ; X-YMail-OSG: IoUfRFEVM1mhB5Btt1s5tc5GOZMpIFpFE2lFcXXxyeJyrds6I1AOkH.MJVH5k1L7vwCdXtMthw-- Message-ID: <469471E5.9070501@yahoo.com.au> Date: Wed, 11 Jul 2007 16:00:05 +1000 From: Nick Piggin User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20051007 Debian/1.7.12-1 X-Accept-Language: en MIME-Version: 1.0 To: Ray Lee CC: Matthew Hawkins , Andrew Morton , Con Kolivas , ck list , Ingo Molnar , Paul Jackson , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [ck] Re: -mm merge plans for 2.6.23 References: <20070710013152.ef2cd200.akpm@linux-foundation.org> <200707102015.44004.kernel@kolivas.org> <20070710181419.6d1b2f7e.akpm@linux-foundation.org> <4694683B.3060705@yahoo.com.au> <2c0942db0707102247n3b6e5933i9803a2161d6c00b1@mail.gmail.com> In-Reply-To: <2c0942db0707102247n3b6e5933i9803a2161d6c00b1@mail.gmail.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Ray Lee wrote: > As an honest question, what's it going to take here? If I were to > write something that watched the task stats at process exit (cool > feature, that), and recorded the IO wait time or some such, and showed > it was lower with a kernel with the prefetch, would *that* get us some > forward motion on this? Honest answer? Sure, why not. Numbers are good. -- SUSE Labs, Novell Inc. From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <469471E5.9070501@yahoo.com.au> Date: Wed, 11 Jul 2007 16:00:05 +1000 From: Nick Piggin MIME-Version: 1.0 Subject: Re: [ck] Re: -mm merge plans for 2.6.23 References: <20070710013152.ef2cd200.akpm@linux-foundation.org> <200707102015.44004.kernel@kolivas.org> <20070710181419.6d1b2f7e.akpm@linux-foundation.org> <4694683B.3060705@yahoo.com.au> <2c0942db0707102247n3b6e5933i9803a2161d6c00b1@mail.gmail.com> In-Reply-To: <2c0942db0707102247n3b6e5933i9803a2161d6c00b1@mail.gmail.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Ray Lee Cc: Matthew Hawkins , Andrew Morton , Con Kolivas , ck list , Ingo Molnar , Paul Jackson , linux-mm@kvack.org, linux-kernel@vger.kernel.org List-ID: Ray Lee wrote: > As an honest question, what's it going to take here? If I were to > write something that watched the task stats at process exit (cool > feature, that), and recorded the IO wait time or some such, and showed > it was lower with a kernel with the prefetch, would *that* get us some > forward motion on this? Honest answer? Sure, why not. Numbers are good. -- SUSE Labs, Novell Inc. -- 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