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=-2.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_HIGH,USER_AGENT_MUTT 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 2CB37C6778A for ; Mon, 2 Jul 2018 12:17:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D836525D46 for ; Mon, 2 Jul 2018 12:17:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="1eUddB8B" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D836525D46 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-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752562AbeGBMRP (ORCPT ); Mon, 2 Jul 2018 08:17:15 -0400 Received: from mail.kernel.org ([198.145.29.99]:35000 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752033AbeGBMRN (ORCPT ); Mon, 2 Jul 2018 08:17:13 -0400 Received: from localhost (unknown [122.167.89.144]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 386B1256B6; Mon, 2 Jul 2018 12:17:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1530533832; bh=vD9eB7J/CsbPRyW6rFZUdTw63ssPOOiQWvV21bzem4I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=1eUddB8BShTnlgQzZ+0YTdepSAV+I2BfzYqTZAxdoR9QW16lSYs3kVyAgJRcboCCU 1sV9PC44zOKFgNFBtS46OrrolXNF9mh/hmSoPM3T7YdaH0cnquXKo+nwCfUFw7zWsU 5aF+YfKi3eHPK8bRzMwRNDGejwEp3opmDcyZ8k7Y= Date: Mon, 2 Jul 2018 17:47:04 +0530 From: Vinod To: Kees Cook Cc: Linus Walleij , Dan Williams , linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] dma: ste_dma40: Remove VLA usage Message-ID: <20180702121704.GI22377@vkoul-mobl> References: <20180629185107.GA37488@beast> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180629185107.GA37488@beast> User-Agent: Mutt/1.9.2 (2017-12-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 29-06-18, 11:51, Kees Cook wrote: > In the quest to remove all stack VLA usage from the kernel[1], this > switches to using a pre-allocated scratch register space, set up with > all other other allocations. Applied after fixing subsystem tag, thanks -- ~Vinod