From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f54.google.com (mail-pa0-f54.google.com [209.85.220.54]) by kanga.kvack.org (Postfix) with ESMTP id 527976B0036 for ; Thu, 3 Jul 2014 14:54:00 -0400 (EDT) Received: by mail-pa0-f54.google.com with SMTP id et14so673618pad.13 for ; Thu, 03 Jul 2014 11:54:00 -0700 (PDT) Received: from e23smtp05.au.ibm.com (e23smtp05.au.ibm.com. [202.81.31.147]) by mx.google.com with ESMTPS id qm4si1081741pdb.126.2014.07.03.11.53.57 for (version=TLSv1 cipher=RC4-SHA bits=128/128); Thu, 03 Jul 2014 11:53:58 -0700 (PDT) Received: from /spool/local by e23smtp05.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 4 Jul 2014 04:53:54 +1000 Received: from d23relay03.au.ibm.com (d23relay03.au.ibm.com [9.190.235.21]) by d23dlp03.au.ibm.com (Postfix) with ESMTP id 6E7433578048 for ; Fri, 4 Jul 2014 04:53:51 +1000 (EST) Received: from d23av04.au.ibm.com (d23av04.au.ibm.com [9.190.235.139]) by d23relay03.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id s63IrYbV1704424 for ; Fri, 4 Jul 2014 04:53:35 +1000 Received: from d23av04.au.ibm.com (localhost [127.0.0.1]) by d23av04.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id s63IropB028409 for ; Fri, 4 Jul 2014 04:53:50 +1000 Message-ID: <53B5A5FE.2080500@linux.vnet.ibm.com> Date: Fri, 04 Jul 2014 00:20:38 +0530 From: Raghavendra K T MIME-Version: 1.0 Subject: Re: [PATCH] mm readahead: Fix sys_readahead breakage by reverting 2MB limit (bug 79111) References: <1404392547-11648-1-git-send-email-raghavendra.kt@linux.vnet.ibm.com> <53B59CB5.9060004@linux.vnet.ibm.com> <53B5A343.4090402@linux.vnet.ibm.com> In-Reply-To: <53B5A343.4090402@linux.vnet.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Linus Torvalds Cc: Andrew Morton , Fengguang Wu , David Cohen , Al Viro , Damien Ramonda , Jan Kara , David Rientjes , Nishanth Aravamudan , linux-mm , Linux Kernel Mailing List On 07/04/2014 12:08 AM, Raghavendra K T wrote: > On 07/03/2014 11:59 PM, Linus Torvalds wrote: >> On Thu, Jul 3, 2014 at 11:22 AM, Linus Torvalds >> wrote: [...] t. >> >> I do *not* think we should bow down to insane man-pages that have >> always been wrong, though, and I don't think we should increase it to >> "let's just read-ahead a whole ISO image" kind of sizes.. > > Okay, how about something like 256MB? I would be happy to send a patch > for that change. Sorry I was too fast. I think some thing like 16MB? I 'll send patch with that (unless you different size in mind). -- 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753679AbaGCSx7 (ORCPT ); Thu, 3 Jul 2014 14:53:59 -0400 Received: from e23smtp09.au.ibm.com ([202.81.31.142]:53513 "EHLO e23smtp09.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752351AbaGCSx5 (ORCPT ); Thu, 3 Jul 2014 14:53:57 -0400 Message-ID: <53B5A5FE.2080500@linux.vnet.ibm.com> Date: Fri, 04 Jul 2014 00:20:38 +0530 From: Raghavendra K T Organization: IBM User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7 MIME-Version: 1.0 To: Linus Torvalds CC: Andrew Morton , Fengguang Wu , David Cohen , Al Viro , Damien Ramonda , Jan Kara , David Rientjes , Nishanth Aravamudan , linux-mm , Linux Kernel Mailing List Subject: Re: [PATCH] mm readahead: Fix sys_readahead breakage by reverting 2MB limit (bug 79111) References: <1404392547-11648-1-git-send-email-raghavendra.kt@linux.vnet.ibm.com> <53B59CB5.9060004@linux.vnet.ibm.com> <53B5A343.4090402@linux.vnet.ibm.com> In-Reply-To: <53B5A343.4090402@linux.vnet.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14070318-3568-0000-0000-000005CB4784 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/04/2014 12:08 AM, Raghavendra K T wrote: > On 07/03/2014 11:59 PM, Linus Torvalds wrote: >> On Thu, Jul 3, 2014 at 11:22 AM, Linus Torvalds >> wrote: [...] t. >> >> I do *not* think we should bow down to insane man-pages that have >> always been wrong, though, and I don't think we should increase it to >> "let's just read-ahead a whole ISO image" kind of sizes.. > > Okay, how about something like 256MB? I would be happy to send a patch > for that change. Sorry I was too fast. I think some thing like 16MB? I 'll send patch with that (unless you different size in mind).