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 C012EC33CB6 for ; Wed, 22 Jan 2020 18:50:25 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 8F3982465B for ; Wed, 22 Jan 2020 18:50:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="b+Ot0Q5e" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8F3982465B 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 3A4AB6B0003; Wed, 22 Jan 2020 13:50:25 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 354CE6B0006; Wed, 22 Jan 2020 13:50:25 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 26B526B0007; Wed, 22 Jan 2020 13:50:25 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0003.hostedemail.com [216.40.44.3]) by kanga.kvack.org (Postfix) with ESMTP id 0E4FC6B0003 for ; Wed, 22 Jan 2020 13:50:25 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with SMTP id B41B0440B for ; Wed, 22 Jan 2020 18:50:24 +0000 (UTC) X-FDA: 76406160768.25.base09_3888102b0a46 X-HE-Tag: base09_3888102b0a46 X-Filterd-Recvd-Size: 2427 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf33.hostedemail.com (Postfix) with ESMTP for ; Wed, 22 Jan 2020 18:50:24 +0000 (UTC) Received: from willie-the-truck (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 426D5217F4; Wed, 22 Jan 2020 18:50:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579719023; bh=fQoQAjUDEAVwQrQeHLA+HkE9LCpRN8ToPkGfhrFGRTI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=b+Ot0Q5erq2ofBuHbSY4jl60BHqd5jvaTS2Z5b8zY9E2CCjpW/gUY7SmA6zxes5u5 bi2BHeBPk6IhlFZECSrGz8HnFEfhJ/4Xept9OHvYsE9MiemYO4T6gr5/d3FMtJxid7 4ziXuAQ8YYQEQWVs78cHw3ipxSjKjkn0OWuYacAs= Date: Wed, 22 Jan 2020 18:50:17 +0000 From: Will Deacon To: Mike Rapoport Cc: linux-arm-kernel@lists.infradead.org, Anshuman Khandual , Catalin Marinas , James Morse , Julien Thierry , Marc Zyngier , Russell King , Suzuki K Poulose , kvmarm@lists.cs.columbia.edu, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mike Rapoport Subject: Re: [PATCH v2 0/1] arm/arm64: add support for folded p4d page tables Message-ID: <20200122185017.GA17321@willie-the-truck> References: <20200113111323.10463-1-rppt@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200113111323.10463-1-rppt@kernel.org> User-Agent: Mutt/1.10.1 (2018-07-13) 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 Mon, Jan 13, 2020 at 01:13:22PM +0200, Mike Rapoport wrote: > From: Mike Rapoport > > 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. Unfortunately, that's going to be really hard to merge, as the two architectures are maintained in different trees and the breadth of this patch series is likely to lead to conflicts in both. Will