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=-11.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham 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 D3BB1C433DB for ; Tue, 22 Dec 2020 07:13:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 856222311D for ; Tue, 22 Dec 2020 07:13:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726161AbgLVHNJ (ORCPT ); Tue, 22 Dec 2020 02:13:09 -0500 Received: from foss.arm.com ([217.140.110.172]:60728 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726111AbgLVHNJ (ORCPT ); Tue, 22 Dec 2020 02:13:09 -0500 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 C4FB130E; Mon, 21 Dec 2020 23:12:23 -0800 (PST) Received: from p8cg001049571a15.arm.com (unknown [10.163.86.150]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 2CBCE3F718; Mon, 21 Dec 2020 23:12:19 -0800 (PST) From: Anshuman Khandual To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: catalin.marinas@arm.com, will@kernel.org, ardb@kernel.org, Anshuman Khandual , Mark Rutland , James Morse , Robin Murphy , =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , Dan Williams , David Hildenbrand Subject: [RFC 0/2] arm64/mm: Fix pfn_valid() for ZONE_DEVIE based memory Date: Tue, 22 Dec 2020 12:42:22 +0530 Message-Id: <1608621144-4001-1-git-send-email-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series fixes pfn_valid() for ZONE_DEVICE based memory and also improves its performance for normal hotplug memory. While here, it also reorganizes pfn_valid() on CONFIG_SPARSEMEM. This series has been slightly tested on the current mainline tree. Cc: Catalin Marinas Cc: Will Deacon Cc: Ard Biesheuvel Cc: Mark Rutland Cc: James Morse Cc: Robin Murphy Cc: Jérôme Glisse Cc: Dan Williams Cc: David Hildenbrand Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org Anshuman Khandual (2): arm64/mm: Fix pfn_valid() for ZONE_DEVICE based memory arm64/mm: Reorganize pfn_valid() arch/arm64/mm/init.c | 46 +++++++++++++++++++++++++++++++++++++++----- 1 file changed, 41 insertions(+), 5 deletions(-) -- 2.20.1