Received: by 2002:a05:6a10:16a7:0:0:0:0 with SMTP id gp39csp3931977pxb; Tue, 17 Nov 2020 07:15:47 -0800 (PST) X-Google-Smtp-Source: ABdhPJx4ymjDy0+Bq5VNh51xdamCQ2X+Fv/w9NWuLkJuOdMlacox/ptGzbB6K3eBfvxdYPVrMi/V X-Received: by 2002:a05:6402:553:: with SMTP id i19mr20613854edx.194.1605626147248; Tue, 17 Nov 2020 07:15:47 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1605626147; cv=none; d=google.com; s=arc-20160816; b=zZwRX+DDbEaFElEGNlTRm5oHp2JhvpSPmnIapBUiDpuicWWG0Su4rd/WRtf7i4Vm2a mwGi0rc3zVL66fr/BVrSHZtkDXpfHJeJ/7XiGYaQCpU9VLZMtwcNZowL3eBKpIa+ssCT D+pF+bTd051IcZSyvwDOn4WvpHcKz9dUQXxUpuyjb7mp2Poe9ly8tYMzDRm1cG+szap9 dHzFLNTOPMBgjz0ITdbX1TQjCO4CH0f8Ogq2zscsbk/JOnqt02eTcvqCkqb2PXkoboIP 1tXnEZH1EcnKl/Y0kByZ3U3nYr4KmeKH8VhwaddGmDNs16NspIbUmhEmFWEOHgakm5xu ZMlA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=LaK54HEJAatoXuKM6MZc+DxOec6gt1+02FypaTtjfx0=; b=If2AfR+R7lBXwq38Hqrc1ro/APw45vb8eF+eP7y5Z25Gs6aMirSD/9rpMae4aMar8j Bb8RBWDALi+ambWyUwBe6vsOdGOl2ZGnYsz32baFJR/YkLBCnqKwex3lPMn45agCZo41 uCLSINNoWhM7akI46JQR69axxt4qRNMaD3kjev1PK4ZfCMCxHVnVvMXci5FaMOsLCNaN iR4WNftBz8aYsHuOIwoId5h4f5fJdY1FILAOJTUxt8ySyHm3qir+baPe1BloS6EmR59p YS1KjkMfeAphDrE7Q63rRNPgcGsFaB73EkMoJLoKg5z9G/Vh8pS/GKEfo0ZjgGH2rQxB KsOA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id ce25si15624562edb.301.2020.11.17.07.15.18; Tue, 17 Nov 2020 07:15:47 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729226AbgKQPN3 (ORCPT + 99 others); Tue, 17 Nov 2020 10:13:29 -0500 Received: from mx2.suse.de ([195.135.220.15]:37918 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728874AbgKQPN2 (ORCPT ); Tue, 17 Nov 2020 10:13:28 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 67FFCAE38; Tue, 17 Nov 2020 15:13:27 +0000 (UTC) Date: Tue, 17 Nov 2020 16:13:23 +0100 From: Oscar Salvador To: David Hildenbrand Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linuxppc-dev@lists.ozlabs.org, Michael Ellerman , stable@vger.kernel.org, Benjamin Herrenschmidt , Paul Mackerras , Rashmica Gupta , Andrew Morton , Mike Rapoport , Michal Hocko , Wei Yang Subject: Re: [PATCH v2 1/8] powernv/memtrace: don't leak kernel memory to user space Message-ID: <20201117151315.GA15987@linux> References: <20201111145322.15793-1-david@redhat.com> <20201111145322.15793-2-david@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201111145322.15793-2-david@redhat.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Nov 11, 2020 at 03:53:15PM +0100, David Hildenbrand wrote: > Reported-by: Michael Ellerman > Fixes: 9d5171a8f248 ("powerpc/powernv: Enable removal of memory for in memory tracing") > Cc: stable@vger.kernel.org # v4.14+ > Cc: Benjamin Herrenschmidt > Cc: Paul Mackerras > Cc: Rashmica Gupta > Cc: Andrew Morton > Cc: Mike Rapoport > Cc: Michal Hocko > Cc: Oscar Salvador > Cc: Wei Yang > Signed-off-by: David Hildenbrand Reviewed-by: Oscar Salvador -- Oscar Salvador SUSE L3