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=-0.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 1DFA1C10F00 for ; Sat, 7 Mar 2020 04:00:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id C75C72073B for ; Sat, 7 Mar 2020 04:00:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="SGgOZOJ3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C75C72073B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 5A0C16B0003; Fri, 6 Mar 2020 23:00:20 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 501B86B0006; Fri, 6 Mar 2020 23:00:20 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 41A036B0007; Fri, 6 Mar 2020 23:00:20 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0124.hostedemail.com [216.40.44.124]) by kanga.kvack.org (Postfix) with ESMTP id 268B06B0003 for ; Fri, 6 Mar 2020 23:00:20 -0500 (EST) Received: from smtpin30.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id D59B61EF3 for ; Sat, 7 Mar 2020 04:00:19 +0000 (UTC) X-FDA: 76567213758.30.coal81_5a279bfb9e41b X-HE-Tag: coal81_5a279bfb9e41b X-Filterd-Recvd-Size: 3659 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf12.hostedemail.com (Postfix) with ESMTP for ; Sat, 7 Mar 2020 04:00:19 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (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 2B2EA206D5; Sat, 7 Mar 2020 04:00:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1583553618; bh=oV9dzypff0UA0jPadqQOWi55OmuNhXb+CU9VyawDDys=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=SGgOZOJ38TBhL5PMq2t97iVlOYiTJrLFrJZwUFY+PkmX4j8DweXDMSJ8amOibPULY dukXRc++p/7grHQAkoJmRzC/WSXOXanM1qDKv14ejj7flbmiHB/27z6x/csQKB/k1O jFq+DE3IugyBsaFEvfl6ba2s2SLpEYfJdkqCDacY= Date: Fri, 6 Mar 2020 20:00:16 -0800 From: Andrew Morton To: Mike Rapoport Cc: linux-kernel@vger.kernel.org, Arnd Bergmann , Benjamin Herrenschmidt , Brian Cain , Catalin Marinas , Christophe Leroy , Fenghua Yu , Geert Uytterhoeven , Guan Xuetao , James Morse , Jonas Bonn , Julien Thierry , Ley Foon Tan , Marc Zyngier , Michael Ellerman , Paul Mackerras , Rich Felker , Russell King , Stafford Horne , Stefan Kristiansson , Suzuki K Poulose , Tony Luck , Will Deacon , Yoshinori Sato , kvmarm@lists.cs.columbia.edu, kvm-ppc@vger.kernel.org, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, uclinux-h8-devel@lists.sourceforge.jp, Mike Rapoport Subject: Re: [PATCH v3 07/14] powerpc/32: drop get_pteptr() Message-Id: <20200306200016.6f3865ada0daa68b645fe5d7@linux-foundation.org> In-Reply-To: <20200227084608.18223-8-rppt@kernel.org> References: <20200227084608.18223-1-rppt@kernel.org> <20200227084608.18223-8-rppt@kernel.org> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit 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, 27 Feb 2020 10:46:01 +0200 Mike Rapoport wrote: > Commit 8d30c14cab30 ("powerpc/mm: Rework I$/D$ coherency (v3)") and > commit 90ac19a8b21b ("[POWERPC] Abolish iopa(), mm_ptov(), > io_block_mapping() from arch/powerpc") removed the use of get_pteptr() > outside of mm/pgtable_32.c > > In mm/pgtable_32.c, the only user of get_pteptr() is __change_page_attr() > which operates on kernel context and on lowmem pages only. > > Move page table traversal to __change_page_attr() and drop get_pteptr(). People have been changing things in linux-next and the powerpc patches are hurting. I'll disable this patch series for now. Can you please redo powerpc-32-drop-get_pteptr.patch and powerpc-add-support-for-folded-p4d-page-tables.patch (and powerpc-add-support-for-folded-p4d-page-tables-fix.patch)? Thanks.