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=-11.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,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 27FD0C433E0 for ; Wed, 13 Jan 2021 16:08:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CB3E623434 for ; Wed, 13 Jan 2021 16:08:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727703AbhAMQIZ (ORCPT ); Wed, 13 Jan 2021 11:08:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:40494 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727707AbhAMQIX (ORCPT ); Wed, 13 Jan 2021 11:08:23 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4580423434; Wed, 13 Jan 2021 16:07:40 +0000 (UTC) From: Catalin Marinas To: linux-arm-kernel@lists.infradead.org, Will Deacon Cc: Arnd Bergmann , Russell King , Linus Torvalds , Nick Desaulniers , Theodore Ts'o , kernel-team@android.com, linux-kernel@vger.kernel.org, Peter Zijlstra , Florian Weimer Subject: Re: [PATCH] compiler.h: Raise minimum version of GCC to 5.1 for arm64 Date: Wed, 13 Jan 2021 16:07:38 +0000 Message-Id: <161055398865.21762.12236232732054213928.b4-ty@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210112224832.10980-1-will@kernel.org> References: <20210112224832.10980-1-will@kernel.org> 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 On Tue, 12 Jan 2021 22:48:32 +0000, Will Deacon wrote: > GCC versions >= 4.9 and < 5.1 have been shown to emit memory references > beyond the stack pointer, resulting in memory corruption if an interrupt > is taken after the stack pointer has been adjusted but before the > reference has been executed. This leads to subtle, infrequent data > corruption such as the EXT4 problems reported by Russell King at the > link below. > > [...] Applied to arm64 (for-next/fixes), thanks! [1/1] compiler.h: Raise minimum version of GCC to 5.1 for arm64 https://git.kernel.org/arm64/c/1f1244a5ddb7 -- Catalin 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=-12.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 EDCF4C433DB for ; Wed, 13 Jan 2021 16:10:19 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 A815023437 for ; Wed, 13 Jan 2021 16:10:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A815023437 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=arm.com 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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-Id:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=CBRS0cznmeKiVzxL5oVE6xEP/xJQDXRsV1Y7OP2XQyE=; b=FIk/bYppjrmQAEYGN7dNddyCO nYaPx4xcJjoxV1FW7dznLTwae1gjVtfOt+CZtZfW4RTSVtDyI5qmJvhqlyfTma1tCdAukDXsNYc7m yWym16u8+PVFKDrLJvsG+nkVhYn71M37KUgGISSzDAjzpkJRVJFB0oKPU39m1+V4raUMXrHX+ZQ1m E6i7U7wsiptqbCQp2F9Xk27LjPzJbF4LL+qHZF5gdpyn4ctq7vy1lC3zqXmSa0oqR1pK9ihcjxVib li0SXElJKIS6BJ9EuMEGmlmJ2Xkbo/hShlvXIisxT53tQjd9inW+BcN1BrBXxBn3hWqPzYEtu0laH m8oOIZPfA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kzigW-00038v-Ab; Wed, 13 Jan 2021 16:07:48 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kzigR-00036j-7A for linux-arm-kernel@lists.infradead.org; Wed, 13 Jan 2021 16:07:45 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 4580423434; Wed, 13 Jan 2021 16:07:40 +0000 (UTC) From: Catalin Marinas To: linux-arm-kernel@lists.infradead.org, Will Deacon Subject: Re: [PATCH] compiler.h: Raise minimum version of GCC to 5.1 for arm64 Date: Wed, 13 Jan 2021 16:07:38 +0000 Message-Id: <161055398865.21762.12236232732054213928.b4-ty@arm.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210112224832.10980-1-will@kernel.org> References: <20210112224832.10980-1-will@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210113_110743_680905_AA3026AF X-CRM114-Status: UNSURE ( 9.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Florian Weimer , Arnd Bergmann , Theodore Ts'o , Peter Zijlstra , kernel-team@android.com, Nick Desaulniers , Russell King , linux-kernel@vger.kernel.org, Linus Torvalds 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 Tue, 12 Jan 2021 22:48:32 +0000, Will Deacon wrote: > GCC versions >= 4.9 and < 5.1 have been shown to emit memory references > beyond the stack pointer, resulting in memory corruption if an interrupt > is taken after the stack pointer has been adjusted but before the > reference has been executed. This leads to subtle, infrequent data > corruption such as the EXT4 problems reported by Russell King at the > link below. > > [...] Applied to arm64 (for-next/fixes), thanks! [1/1] compiler.h: Raise minimum version of GCC to 5.1 for arm64 https://git.kernel.org/arm64/c/1f1244a5ddb7 -- Catalin _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel