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[209.132.180.67]) by mx.google.com with ESMTP id l187si6129623itb.54.2018.01.22.08.48.55; Mon, 22 Jan 2018 08:49:08 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=AxC63TYs; dkim=pass header.i=@codeaurora.org header.s=default header.b=AxC63TYs; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751372AbeAVQsK (ORCPT + 99 others); Mon, 22 Jan 2018 11:48:10 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:53462 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751125AbeAVQsJ (ORCPT ); Mon, 22 Jan 2018 11:48:09 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 97B146081E; Mon, 22 Jan 2018 16:48:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1516639688; bh=zJh1RBikCFCRF5MVnuaZ1Vf1V2Syh5yKJUW2kauhOyA=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=AxC63TYswUF1XThRHTck5+ODT8Wen5s85YYBRSfjzqvwLex7ruCmSd6o2k65EkmpK GvX+6+4/+XGOCFX0fxkBYR3kSnIwyrvnsf+vSsxEp6X/LAKOUGcFWPzov1f6HxPJn4 rU1JijcJzkf7j0gWq9eN/P5VykB3b9sD5bSvdybA= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED,T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 Received: from lmark-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: lmark@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id EEAAE60328; Mon, 22 Jan 2018 16:48:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1516639688; bh=zJh1RBikCFCRF5MVnuaZ1Vf1V2Syh5yKJUW2kauhOyA=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=AxC63TYswUF1XThRHTck5+ODT8Wen5s85YYBRSfjzqvwLex7ruCmSd6o2k65EkmpK GvX+6+4/+XGOCFX0fxkBYR3kSnIwyrvnsf+vSsxEp6X/LAKOUGcFWPzov1f6HxPJn4 rU1JijcJzkf7j0gWq9eN/P5VykB3b9sD5bSvdybA= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org EEAAE60328 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=lmark@codeaurora.org Date: Mon, 22 Jan 2018 08:48:07 -0800 (PST) From: Liam Mark X-X-Sender: lmark@lmark-linux.qualcomm.com To: Dan Carpenter cc: Laura Abbott , Sumit Semwal , linaro-mm-sig@lists.linaro.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] staging: android: ion: Zero CMA allocated memory In-Reply-To: <20180119201453.ssbcfr5eqkyb3gxt@mwanda> Message-ID: References: <20180119201453.ssbcfr5eqkyb3gxt@mwanda> User-Agent: Alpine 2.02 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="-2046127808-1077149359-1516639688=:31529" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---2046127808-1077149359-1516639688=:31529 Content-Type: TEXT/PLAIN; charset=ISO-8859-7 Content-Transfer-Encoding: 8BIT On Fri, 19 Jan 2018, Dan Carpenter wrote: > On Fri, Jan 19, 2018 at 11:16:47AM -0800, Liam Mark wrote: > > Since the CMA API is now used directly the allocated memory is no longer > > automatically zeroed. > > > > Explicitly zero CMA allocated memory to ensure that no data is exposed > > to userspace. > > > > Change-Id: I08e143707a0d31610821a7f16826c262bf3c1999 > > How do I use this Gerrit tag? I type it into > https://android-review.googlesource.com/ somewhere? Sorry, this tag won?t be any use to you, I will strip it out. Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, a Linux Foundation Collaborative Project ---2046127808-1077149359-1516639688=:31529--