From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 61EB5C33CA1 for ; Thu, 9 Jan 2020 09:07:35 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 24ED42075D for ; Thu, 9 Jan 2020 09:07:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="q5FmlW6o" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 24ED42075D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 879A68E0006; Thu, 9 Jan 2020 04:07:34 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 829B38E0001; Thu, 9 Jan 2020 04:07:34 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 73F738E0006; Thu, 9 Jan 2020 04:07:34 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0005.hostedemail.com [216.40.44.5]) by kanga.kvack.org (Postfix) with ESMTP id 5AB848E0001 for ; Thu, 9 Jan 2020 04:07:34 -0500 (EST) Received: from smtpin23.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with SMTP id D34CE180AD80F for ; Thu, 9 Jan 2020 09:07:33 +0000 (UTC) X-FDA: 76357517586.23.verse26_7c361b3f27316 X-HE-Tag: verse26_7c361b3f27316 X-Filterd-Recvd-Size: 3004 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf04.hostedemail.com (Postfix) with ESMTP for ; Thu, 9 Jan 2020 09:07:33 +0000 (UTC) Received: from rapoport-lnx (nesher1.haifa.il.ibm.com [195.110.40.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 1E1E920673; Thu, 9 Jan 2020 09:07:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578560852; bh=80VO7IRaadflRsWGeFaWpP4uMh6gHTYCmJeL67RjZyc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=q5FmlW6oNXmmHi8t5SgWv6hqbdIOcUc7kC9MBmRyqClnLeB0DbMUArm6zNITYQbZM X3khTwxh8dUFqbTImNB9UVzgMvIDlRJW427ftIDOSroG+TSjzJJ7++lD9C0seZcwE+ 32RfwPZhjFiLV95ZOf0ynTo5+MVxORQ//gS9cugs= Date: Thu, 9 Jan 2020 11:07:20 +0200 From: Mike Rapoport To: Anshuman Khandual Cc: linux-arm-kernel@lists.infradead.org, Catalin Marinas , James Morse , Julien Thierry , Marc Zyngier , Russell King , Suzuki K Poulose , Will Deacon , kvmarm@lists.cs.columbia.edu, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport Subject: Re: [PATCH 0/1] arm/arm64: add support for folded p4d page tables Message-ID: <20200109090719.GA14426@rapoport-lnx> References: <20191230082734.28954-1-rppt@kernel.org> <19fc0640-2b7e-a06f-a4c8-2736d54dd565@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <19fc0640-2b7e-a06f-a4c8-2736d54dd565@arm.com> User-Agent: Mutt/1.5.24 (2015-08-30) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Jan 09, 2020 at 08:38:54AM +0530, Anshuman Khandual wrote: > > > On 12/30/2019 01:57 PM, Mike Rapoport wrote: > > From: Mike Rapoport > > > > Hi, > > Hello Mike, > > > > > This is a part of clean up of the page table manipulation code that aims to > > remove asm-generic/5level-fixup.h and asm-generic/pgtable-nop4d-hack.h > > > > There is a single patch for both arm and arm64 because doing the conversion > > separately would mean breaking the shared mmu bits in virt/kvm/arm. > > > > The patch is build tested and boot tested on qemu-system-{arm,aarch64}. > > There are lots of code changes here for a single patch but as you have > mentioned shared KVM bits would have prevented splitting arm and arm64 > changes into separate patches. Just curious, are you planning to respin > this patch sooner after fixing the reported build problems caused by > missing p4d_offset_kimg() and p4d_sect() definitions ? Well, I was waiting to see if there was some feedback except kbuild robot response :) I'm planning to send v2 soon, probably next week. > - Anshuman -- Sincerely yours, Mike.