From patchwork Fri Sep 29 17:09:27 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Catalin Marinas X-Patchwork-Id: 820021 Return-Path: X-Original-To: incoming-imx@patchwork.ozlabs.org Delivered-To: patchwork-incoming-imx@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lists.infradead.org (client-ip=65.50.211.133; helo=bombadil.infradead.org; envelope-from=linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="XGkqTWo2"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3y3dN81gg6z9rxj for ; Sat, 30 Sep 2017 03:10:00 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Subject:To:From :Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=UaGn+MR2kwINRBYuYb+ZGDT4BlKRe8x4CrUzuryPqPE=; b=XGkqTWo2SHquek s08dFMsQyUWroR+Z7iTVfpx61QBZ7m59TTHiIXzdRtguLvOn2MZD3dykx4PpqRiw7UmktIAovY3p1 8lh2fvIRwyZarCPcL5KCr1bRrA3/GYWdnDzMdnEN4gc5HA30UrxH9lfebzVFbmwf3ApA51/IugH6k rgKsHb0kDztor5148V/iSx9IbNklpDtU87Pm1of52Vfk239eVVX3stqrmornPS0hhdNjtr6eKnEz5 zJO3U8p6OtGs/R7zhp8e+ePSeu6A8HEwlFbvF6RnJzyOfPtPSqinEWQXOecJhpW1qAUyRU7JFJx9x t9drKCjNbOSzG8Cg3wtw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dxynV-0000O8-0c; Fri, 29 Sep 2017 17:09:57 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dxynR-0000Mp-T7 for linux-arm-kernel@lists.infradead.org; Fri, 29 Sep 2017 17:09:55 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 25AAA1435; Fri, 29 Sep 2017 10:09:31 -0700 (PDT) Received: from armageddon.cambridge.arm.com (armageddon.cambridge.arm.com [10.1.206.84]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 16A6A3F53D; Fri, 29 Sep 2017 10:09:29 -0700 (PDT) Date: Fri, 29 Sep 2017 18:09:27 +0100 From: Catalin Marinas To: Linus Torvalds Subject: [GIT PULL] arm64 fixes for 4.14-rc3 Message-ID: <20170929170924.sb52kp7fcvzwg2sh@armageddon.cambridge.arm.com> MIME-Version: 1.0 Content-Disposition: inline User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170929_100953_949354_B4D172A0 X-CRM114-Status: GOOD ( 12.44 ) X-Spam-Score: -6.9 (------) X-Spam-Report: SpamAssassin version 3.4.1 on bombadil.infradead.org summary: Content analysis details: (-6.9 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_PASS SPF: sender matches SPF record -0.0 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -5.0 RCVD_IN_DNSWL_HI RBL: Sender listed at http://www.dnswl.org/, high trust [217.140.101.70 listed in list.dnswl.org] -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Will Deacon , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+incoming-imx=patchwork.ozlabs.org@lists.infradead.org List-Id: linux-imx-kernel.lists.patchwork.ozlabs.org Hi Linus, Please pull the arm64 fixes below. Thanks. The following changes since commit e19b205be43d11bff638cad4487008c48d21c103: Linux 4.14-rc2 (2017-09-24 16:38:56 -0700) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux tags/arm64-fixes for you to fetch changes up to 760bfb47c36a07741a089bf6a28e854ffbee7dc9: arm64: fault: Route pte translation faults via do_translation_fault (2017-09-29 16:47:40 +0100) ---------------------------------------------------------------- arm64 fixes: - SPsel register initialisation on reset as the architecture defines its state as unknown - Use READ_ONCE when dereferencing pmd_t pointers to avoid race conditions in page_vma_mapped_walk() (or fast GUP) with concurrent modifications of the page table - Avoid invoking the mm fault handling code for kernel addresses (check against TASK_SIZE) which would otherwise result in calling might_sleep() in atomic context ---------------------------------------------------------------- Marc Zyngier (1): arm64: Make sure SPsel is always set Will Deacon (2): arm64: mm: Use READ_ONCE when dereferencing pointer to pte table arm64: fault: Route pte translation faults via do_translation_fault arch/arm64/include/asm/pgtable.h | 2 +- arch/arm64/kernel/head.S | 1 + arch/arm64/mm/fault.c | 2 +- 3 files changed, 3 insertions(+), 2 deletions(-)