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=-12.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,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 2397CC2B9F8 for ; Tue, 25 May 2021 19:16:38 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E615C610A8 for ; Tue, 25 May 2021 19:16:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E615C610A8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=G0R83BDub9PFRsQ8uvVG7tFxmaXXs4ydvcBokGII90Q=; b=xYGoUntAVMjpY7 5pXMTOaSDRLEUwrllUXorv/HVVxBJO9tNJbO/647G1f/LRjIMMF8hOidpRWdmsutSi76bR4eG8qSx //sDsWuJhRJnnjVFqTqZUOs+FZsvpBzGoGPcERwXpF9+4rR/JHXG7+gbe5DbS5dFbbOfdSQEoR6hH hY0GdMM+D2HLRFhf43bm+jWPnmNly44huNdkocCi4eHFLdc5pvpwfw81559Sov3iYVACm8KAooc/Z cZipqkOKTovslQJxahx2lY870TMKSgVSLP4IIGJd2IpvT55H6GUzLRW6guqiQvvvIW3DH1VH+b0tY 7IDNmoWLSKyCNoElX5Eg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1llcVu-007cXB-MQ; Tue, 25 May 2021 19:14:51 +0000 Received: from mail.kernel.org ([198.145.29.99]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1llcGZ-007UjZ-LG for linux-arm-kernel@lists.infradead.org; Tue, 25 May 2021 18:59:04 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 961A06140F; Tue, 25 May 2021 18:58:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1621969138; bh=KzKnoImOLNccv4mlMLsCqgSTZzzfpkJ4SZQgCF6lEwk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Rya4BE3muXcmPcZPPxxgdt8sV6pjoHlRXycLLtO4nJDahzzL104sp8sDXUJX1hmWk /4KwfS/+/8YnyvV1gYsxX2d9Rl5YgtilWrxNonvHtXD/fXLlqBqPDQNcHS14CsobCg SVQ8ccX4NIvyWK8nQBNSpSQ0QVpa6NA6JMZT9RSJEvKrB1YCmqOdBEvq2tjdKAZmLh Avoi2Mjr4IT2mPhKaslpK9JZuQ0vr8DFc2uqRFi/15YTzgE4LY4iOWLF+DZBCxJcmq J2p9VnufJE74nI3SHj/yzh1MTe1Y27Pw/zMvVkvcMGd+NAbCvTovcxU0G9hIgqqLgz COFO41AR24iMg== From: Will Deacon To: Anshuman Khandual , linux-arm-kernel@lists.infradead.org Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , Mark Rutland , linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64/mm: Remove [PUD|PMD]_TABLE_BIT from [pud|pmd]_bad() Date: Tue, 25 May 2021 19:58:42 +0100 Message-Id: <162196589876.2316489.9040188054395172704.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <1620644871-26280-1-git-send-email-anshuman.khandual@arm.com> References: <1620644871-26280-1-git-send-email-anshuman.khandual@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210525_115859_803255_AC3E64BF X-CRM114-Status: UNSURE ( 8.65 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 10 May 2021 16:37:51 +0530, Anshuman Khandual wrote: > Semantics wise, [pud|pmd]_bad() have always implied that a given [PUD|PMD] > entry does not have a pointer to the next level page table. This had been > made clear in the commit a1c76574f345 ("arm64: mm: use *_sect to check for > section maps"). Hence explicitly check for a table entry rather than just > testing a single bit. This basically redefines [pud|pmd]_bad() in terms of > [pud|pmd]_table() making the semantics clear. Applied to arm64 (for-next/mm), thanks! [1/1] arm64/mm: Remove [PUD|PMD]_TABLE_BIT from [pud|pmd]_bad() https://git.kernel.org/arm64/c/e377ab82311a Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel