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 950C3C32771 for ; Thu, 9 Jan 2020 09:07:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5D5E62073A for ; Thu, 9 Jan 2020 09:07:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1578560854; bh=80VO7IRaadflRsWGeFaWpP4uMh6gHTYCmJeL67RjZyc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=y029idu/u6Hk4zWPucEUiQc7ZholcskgSJ2skmKIo3M72hG6GLl+TjMRvJq8R3Ito QfXAZaX8Sl1CdjKncOkw6KL7W1AGx9dHF+k/IfgqL8Z73Ad0FUmbioQykp+ULqt0Ih DUUBbopl7x3UH1h/UImqKHr6fmPXXJZhGfhv25zI= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729242AbgAIJHd (ORCPT ); Thu, 9 Jan 2020 04:07:33 -0500 Received: from mail.kernel.org ([198.145.29.99]:54434 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728782AbgAIJHd (ORCPT ); Thu, 9 Jan 2020 04:07:33 -0500 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) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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.