Received: by 10.213.65.68 with SMTP id h4csp10784imn; Fri, 16 Mar 2018 15:33:44 -0700 (PDT) X-Google-Smtp-Source: AG47ELvQqsTLkPHqjjrjvjmYQ027PxUwazjmK/g40lUSTMbqMO3yEIVnvjkZlkqlWlwem1swsl00 X-Received: by 10.99.122.80 with SMTP id j16mr2772460pgn.5.1521239624779; Fri, 16 Mar 2018 15:33:44 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1521239624; cv=none; d=google.com; s=arc-20160816; b=C3ZC1vEys5mt91dJ8oRCcR5X2+X4dzomxOmZg2BFMf4qJT0AmBI2FVKONNP0NWF6e6 IpNghs+bWSKqvX3WD84V5Ja13JPneKDsY5BjzZA0huBJZdNeUkkqaL4Vl7vrL7M/NLiJ ORFC7OH2RinIGR5eOmQtq2r7xEHXw7//n+i2KlOuw+fOie4P1tnxM7ejOXOGrj/cl4G3 9cXw9XRjNMyEqVoZVwGw1tQG49v0UXxgQ5nT/A+AnBJ4h5eaKaBRqmjKPvZME5G+kxbb Jld21lAveRPopTBqO2HqeJvFGTRd4A6sii3hQRL7a/3KL5ZtwSnWmHvXuA2H4/o2zXDu A/CQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:cc:references:to:subject:arc-authentication-results; bh=38sM1gKygdi7tjWpuQ2NDHjG8VQIyGPYYryIbFD7Ip4=; b=V1GtbHvGonQsHsk6D3RM0rDlvdpubK3r2vuqmT2sfjmcf+9c/YJ+7M7UB0hMoJnz2q DElB++Ovjwqt6Lb8CKb8Fm8pxDK19jIgTunn9+D+UnFDak+6hmJdVaSrZkwsZ3wt21jK i5dWBw+yGRZGwBk3+dyRGz0wSGsE8hD09SCuIlwwoiho5VDZI9sLfXYAZk65RwNft25d 8VN12VrVugISVxHQiMZ+N+F9JNFKraJU6VcjpCwnbtnrN4WTDekI+RY9G0YXevJaChAa Nh46d7UkFpOeSDXEMaFB7U++k/M3JFcifUb7Ofy+Cy+39Uu0vzxWGNVlbnKM1zr/Rj9J dZVw== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f34-v6si4037756ple.194.2018.03.16.15.33.30; Fri, 16 Mar 2018 15:33:44 -0700 (PDT) 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; 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 S1752772AbeCPWbD (ORCPT + 99 others); Fri, 16 Mar 2018 18:31:03 -0400 Received: from mga05.intel.com ([192.55.52.43]:37439 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752618AbeCPWa7 (ORCPT ); Fri, 16 Mar 2018 18:30:59 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Mar 2018 15:30:58 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.48,317,1517904000"; d="scan'208";a="25373233" Received: from ray.jf.intel.com (HELO [10.7.201.16]) ([10.7.201.16]) by orsmga007.jf.intel.com with ESMTP; 16 Mar 2018 15:30:58 -0700 Subject: Re: [PATCH v12 18/22] selftests/vm: associate key on a mapped page and detect write violation To: Ram Pai , shuahkh@osg.samsung.com, linux-kselftest@vger.kernel.org References: <1519264541-7621-1-git-send-email-linuxram@us.ibm.com> <1519264541-7621-19-git-send-email-linuxram@us.ibm.com> Cc: mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, linux-mm@kvack.org, x86@kernel.org, linux-arch@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, akpm@linux-foundation.org, benh@kernel.crashing.org, paulus@samba.org, khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com, bsingharora@gmail.com, hbabu@us.ibm.com, mhocko@kernel.org, bauerman@linux.vnet.ibm.com, ebiederm@xmission.com, arnd@arndb.de From: Dave Hansen Message-ID: Date: Fri, 16 Mar 2018 15:30:50 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1519264541-7621-19-git-send-email-linuxram@us.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/21/2018 05:55 PM, Ram Pai wrote: > detect write-violation on a page to which write-disabled > key is associated much after the page is mapped. The more tests the merrier. Acked-by: Dave Hansen