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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,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 62510C433DB for ; Fri, 5 Mar 2021 05:37:47 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 0397965005 for ; Fri, 5 Mar 2021 05:37:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0397965005 Authentication-Results: mail.kernel.org; dmarc=fail (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 904466B0007; Fri, 5 Mar 2021 00:37:46 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 8D9CC6B0008; Fri, 5 Mar 2021 00:37:46 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 7A3136B000A; Fri, 5 Mar 2021 00:37:46 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0186.hostedemail.com [216.40.44.186]) by kanga.kvack.org (Postfix) with ESMTP id 5DE5A6B0007 for ; Fri, 5 Mar 2021 00:37:46 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 20DA64DAB for ; Fri, 5 Mar 2021 05:37:46 +0000 (UTC) X-FDA: 77884713732.25.36DFA67 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by imf13.hostedemail.com (Postfix) with ESMTP id 7A00DE0011D2 for ; Fri, 5 Mar 2021 05:37:44 +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 DFDB531B; Thu, 4 Mar 2021 21:37:44 -0800 (PST) Received: from [10.163.68.69] (unknown [10.163.68.69]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 43E1B3F73B; Thu, 4 Mar 2021 21:37:39 -0800 (PST) Subject: Re: [PATCH V3 0/2] arm64/mm: Fix pfn_valid() for ZONE_DEVICE based memory To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: Catalin Marinas , Will Deacon , Ard Biesheuvel , Mark Rutland , James Morse , Robin Murphy , =?UTF-8?B?SsOpcsO0bWUgR2xpc3Nl?= , Dan Williams , David Hildenbrand , Mike Rapoport , Veronika Kabatova References: <1614921898-4099-1-git-send-email-anshuman.khandual@arm.com> From: Anshuman Khandual Message-ID: Date: Fri, 5 Mar 2021 11:08:14 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <1614921898-4099-1-git-send-email-anshuman.khandual@arm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US X-Stat-Signature: 1f3zzrf5wpeibzswheu1twucdcgj1pke X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 7A00DE0011D2 Received-SPF: none (arm.com>: No applicable sender policy available) receiver=imf13; identity=mailfrom; envelope-from=""; helo=foss.arm.com; client-ip=217.140.110.172 X-HE-DKIM-Result: none/none X-HE-Tag: 1614922664-788958 Content-Transfer-Encoding: quoted-printable 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 3/5/21 10:54 AM, Anshuman Khandual wrote: > This series fixes pfn_valid() for ZONE_DEVICE based memory and also imp= roves > its performance for normal hotplug memory. While here, it also reorgani= zes > pfn_valid() on CONFIG_SPARSEMEM. This series is based on v5.12-rc1. >=20 > Cc: Catalin Marinas > Cc: Will Deacon > Cc: Ard Biesheuvel > Cc: Mark Rutland > Cc: James Morse > Cc: Robin Murphy > Cc: J=C3=A9r=C3=B4me Glisse > Cc: Dan Williams > Cc: David Hildenbrand > Cc: Mike Rapoport > Cc: Veronika Kabatova > Cc: linux-arm-kernel@lists.infradead.org > Cc: linux-mm@kvack.org > Cc: linux-kernel@vger.kernel.org >=20 > Changes in V3: >=20 > - Validate the pfn before fetching mem_section with __pfn_to_section() = in [PATCH 2/2] Hello Veronica, Could you please help recreate the earlier failure [1] but with this series applies on v5.12-rc1. Thank you. [1] https://lore.kernel.org/linux-arm-kernel/cki.8D1CB60FEC.K6NJMEFQPV@re= dhat.com/ - Anshuman