From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f200.google.com (mail-pf0-f200.google.com [209.85.192.200]) by kanga.kvack.org (Postfix) with ESMTP id CCEEE6B0033 for ; Fri, 3 Feb 2017 13:16:29 -0500 (EST) Received: by mail-pf0-f200.google.com with SMTP id d123so31632567pfd.0 for ; Fri, 03 Feb 2017 10:16:29 -0800 (PST) Received: from foss.arm.com (foss.arm.com. [217.140.101.70]) by mx.google.com with ESMTP id q5si26154422pfk.67.2017.02.03.10.16.28 for ; Fri, 03 Feb 2017 10:16:29 -0800 (PST) Date: Fri, 3 Feb 2017 18:16:27 +0000 From: Will Deacon Subject: Re: [PATCH v3] arm64: mm: Fix NOMAP page initialization Message-ID: <20170203181626.GL23547@arm.com> References: <20170109115320.GI4930@rric.localdomain> <20170112160535.GF13843@arm.com> <20170112185825.GE5020@rric.localdomain> <20170113091903.GA22538@arm.com> <20170113131500.GS4930@rric.localdomain> <20170117100015.GG5020@rric.localdomain> <20170117191656.GS27328@arm.com> <20170203151414.GE16822@rric.localdomain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170203151414.GE16822@rric.localdomain> Sender: owner-linux-mm@kvack.org List-ID: To: Robert Richter Cc: Ard Biesheuvel , Hanjun Guo , Russell King , Catalin Marinas , David Daney , Mark Rutland , James Morse , Yisheng Xie , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" On Fri, Feb 03, 2017 at 04:14:14PM +0100, Robert Richter wrote: > On 17.01.17 19:16:56, Will Deacon wrote: > > I can't really see the trend given that, for system time, your > > pfn_valid_within results have a variance of ~9 and the early_pfn_valid > > results have a variance of ~92. Given that the variance seems to come > > about due to the reboots, I think we need more numbers to establish whether > > the data sets end up largely overlapping or if they really are disjoint. > > Assuming the numbers of both versions are not significant, please > apply one or the other. I'd rather apply the pfn_valid_within version, but please can you Ack the patch first, since there was some confusion when it was posted about a translation fault that was never reproduced. Thanks, Will -- 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