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=-15.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 EE524C433B4 for ; Thu, 1 Apr 2021 17:18:19 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 70990613A7 for ; Thu, 1 Apr 2021 17:18:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 70990613A7 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=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=yHQgI/2yd5k8seiGRzp+D2fTeo8Z1K7WP8cuhJG6DHw=; b=KBBioSy/2F7zQoiZ3hpsVLQwD O4omjLvGo0Im7wLlRAWZ8J9RJdExK+26F4bFtidpiiMdVwlG/uC/7gmbIR8NLxNDuhu4lyvw4HXdV 3X99zukz39FkNmoiZa+w2XJblc4oy97skJfMR2QBLOB70ERC0AP/OuBhccXUvxV1dTpv7SPgEVrW9 S0+CFHFVXDFqs8WJyZmup9RJFz3GdRJk2j1pUtgIJv+qu0GrJq71dBjf4bkCoP28fCocJ736yOAho vi6XTN1B/lnb6rBsGNwO7siOlB+rjJv5xuWI9Krln2EpapzBZM9pPs26e2bDd5nEQNJkkKQUAvDU1 GvbdkHpPw==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lS0wM-00ATmu-B0; Thu, 01 Apr 2021 17:17:06 +0000 Received: from mail.kernel.org ([198.145.29.99]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lS0wH-00ATlK-0k for linux-arm-kernel@lists.infradead.org; Thu, 01 Apr 2021 17:17:03 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 780AF613C4; Thu, 1 Apr 2021 17:16:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1617297419; bh=swYfLc02czOOQji1C1NYFySSeQ1rafHjYeJ2v1xmMzc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=t7x1UjjAPmJuN+LcPYfDtyt7O7nobi9PsnI85xbQ8zTD25iZYeH6rmO8ilz/0+PH9 emFuExPWd7eX4lvc6VwovysJvKurVR4lfJlXz57vRskSbVlep4YKO/BeXs/jj7YLrh 6amNFPOjapzTThltgM+Fkth20o34huc+OAzZuUnUEM6+vKADD/CesfQqy5WAAicej6 9XFnjnUHytJYeq8P+jecXBEKIyVg/A9mjgyLvaP8CsjJymumwxPQzdduKMh48C6PkJ geMs033K/K0Ljx76gLBWX4NVwQVUiByK3OAmrzak4Yf0t6MJDKWR5vRS9MCraxXT1w N+7UzCR6lQZsg== Date: Thu, 1 Apr 2021 18:16:55 +0100 From: Will Deacon To: Peter Collingbourne Cc: Catalin Marinas , Russell King , linux-arm-kernel@lists.infradead.org, stable@vger.kernel.org Subject: Re: [PATCH] arm: fix inline asm in load_unaligned_zeropad() Message-ID: <20210401171655.GD9447@willie-the-truck> References: <20210401165543.3957816-1-pcc@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210401165543.3957816-1-pcc@google.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210401_181701_278604_60DAE95D X-CRM114-Status: GOOD ( 13.52 ) 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 Thu, Apr 01, 2021 at 09:55:43AM -0700, Peter Collingbourne wrote: > The inline asm's addr operand is marked as input-only, however in > the case where an exception is taken it may be modified by the BIC > instruction on the exception path. Fix the problem by using a temporary > register as the destination register for the BIC instruction. > > Signed-off-by: Peter Collingbourne > Cc: stable@vger.kernel.org > Link: https://linux-review.googlesource.com/id/I0f9ad1682821f874fb9b47e1279721943b2e5325 > --- > arch/arm/include/asm/word-at-a-time.h | 10 +++++----- > 1 file changed, 5 insertions(+), 5 deletions(-) Acked-by: Will Deacon Please can you put this into Russell's patch system? Thanks, Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel