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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, 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 2DE40C433DF for ; Thu, 9 Jul 2020 03:30:59 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id E638020772 for ; Thu, 9 Jul 2020 03:30:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E638020772 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 6CCDD6B0006; Wed, 8 Jul 2020 23:30:58 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 67C976B0007; Wed, 8 Jul 2020 23:30:58 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 593436B000A; Wed, 8 Jul 2020 23:30:58 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0035.hostedemail.com [216.40.44.35]) by kanga.kvack.org (Postfix) with ESMTP id 46F916B0006 for ; Wed, 8 Jul 2020 23:30:58 -0400 (EDT) Received: from smtpin18.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id B6987181AC9CC for ; Thu, 9 Jul 2020 03:30:57 +0000 (UTC) X-FDA: 77017110954.18.pig20_3e16c9f26ec2 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin18.hostedemail.com (Postfix) with ESMTP id 90ED8100EDBD4 for ; Thu, 9 Jul 2020 03:30:57 +0000 (UTC) X-HE-Tag: pig20_3e16c9f26ec2 X-Filterd-Recvd-Size: 3109 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf21.hostedemail.com (Postfix) with ESMTP for ; Thu, 9 Jul 2020 03:30:56 +0000 (UTC) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0042E31B; Wed, 8 Jul 2020 20:30:56 -0700 (PDT) Received: from [192.168.0.129] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 0BF133F887; Wed, 8 Jul 2020 20:30:46 -0700 (PDT) Subject: Re: [PATCH V4 0/3] arm64: Enable vmemmap mapping from device memory To: linux-mm@kvack.org, Andrew Morton Cc: justin.he@arm.com, catalin.marinas@arm.com, akpm@linux-foundation.org, Will Deacon , Mark Rutland , Paul Walmsley , Palmer Dabbelt , Tony Luck , Fenghua Yu , Dave Hansen , Andy Lutomirski , Peter Zijlstra , Thomas Gleixner , Ingo Molnar , David Hildenbrand , Mike Rapoport , Michal Hocko , "Matthew Wilcox (Oracle)" , "Kirill A. Shutemov" , Dan Williams , Pavel Tatashin , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-riscv@lists.infradead.org, x86@kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <1594004178-8861-1-git-send-email-anshuman.khandual@arm.com> From: Anshuman Khandual Message-ID: Date: Thu, 9 Jul 2020 09:00:17 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <1594004178-8861-1-git-send-email-anshuman.khandual@arm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 90ED8100EDBD4 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 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 07/06/2020 08:26 AM, Anshuman Khandual wrote: > This series enables vmemmap backing memory allocation from device memory > ranges on arm64. But before that, it enables vmemmap_populate_basepages() > and vmemmap_alloc_block_buf() to accommodate struct vmem_altmap based > alocation requests. > > This series applies on 5.8-rc4. > > Changes in V4: > > - Dropped 'fallback' from vmemmap_alloc_block_buf() per Catalin Hello Andrew, This series has been a long running one :) Now that all the three patches here have been reviewed, could you please consider this series for merging towards 5.9-rc1. Catalin had suggested earlier [1] that it should go via the MM tree instead, as it touches multiple architecture. Thank you. [1] https://patchwork.kernel.org/patch/11611103/ - Anshuman