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=-5.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,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 3ADBCC33CB6 for ; Thu, 23 Jan 2020 10:23:35 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 1B3A824125 for ; Thu, 23 Jan 2020 10:23:35 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1B3A824125 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.vnet.ibm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C1B5A6FBBF; Thu, 23 Jan 2020 10:23:33 +0000 (UTC) X-Greylist: delayed 1864 seconds by postgrey-1.36 at gabe; Wed, 22 Jan 2020 11:35:22 UTC Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6A0BE6F4C7 for ; Wed, 22 Jan 2020 11:35:22 +0000 (UTC) Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 00MB46Cr024928 for ; Wed, 22 Jan 2020 06:04:17 -0500 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0b-001b2d01.pphosted.com with ESMTP id 2xp0s7xdy5-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 22 Jan 2020 06:04:07 -0500 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Wed, 22 Jan 2020 11:02:07 -0000 Received: from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com [9.149.105.58]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 00MB26Fi44433748 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 22 Jan 2020 11:02:06 GMT Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9A2A74C05A; Wed, 22 Jan 2020 11:02:06 +0000 (GMT) Received: from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 849814C044; Wed, 22 Jan 2020 11:02:01 +0000 (GMT) Received: from localhost.localdomain (unknown [9.124.35.72]) by d06av22.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Wed, 22 Jan 2020 11:02:01 +0000 (GMT) From: Anju T Sudhakar To: Alexey Budankov References: <0548c832-7f4b-dc4c-8883-3f2b6d351a08@linux.intel.com> Date: Wed, 22 Jan 2020 16:32:00 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US X-TM-AS-GCONF: 00 x-cbid: 20012211-0016-0000-0000-000002DFA81F X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20012211-0017-0000-0000-000033425322 Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-01-17_05:2020-01-16, 2020-01-17 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 priorityscore=1501 suspectscore=0 mlxlogscore=999 phishscore=0 impostorscore=0 clxscore=1011 bulkscore=0 malwarescore=0 mlxscore=0 lowpriorityscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-2001220101 X-Mailman-Approved-At: Thu, 23 Jan 2020 10:23:15 +0000 Subject: Re: [Intel-gfx] [PATCH v5 07/10] powerpc/perf: open access for CAP_PERFMON privileged process X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , Song Liu , Peter Zijlstra , "benh@kernel.crashing.org" , Will Deacon , Alexei Starovoitov , Stephane Eranian , "james.bottomley@hansenpartnership.com" , Paul Mackerras , Jiri Olsa , Andi Kleen , Michael Ellerman , Igor Lubashev , James Morris , Alexander Shishkin , Ingo Molnar , oprofile-list@lists.sf.net, Serge Hallyn , Robert Richter , "selinux@vger.kernel.org" , "intel-gfx@lists.freedesktop.org" , Arnaldo Carvalho de Melo , Namhyung Kim , Thomas Gleixner , linux-arm-kernel@lists.infradead.org, "linux-parisc@vger.kernel.org" , linux-kernel , "linux-perf-users@vger.kernel.org" , "linux-security-module@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On 1/20/20 5:00 PM, Alexey Budankov wrote: > Open access to monitoring for CAP_PERFMON privileged processes. > For backward compatibility reasons access to the monitoring remains > open for CAP_SYS_ADMIN privileged processes but CAP_SYS_ADMIN usage > for secure monitoring is discouraged with respect to CAP_PERFMON > capability. Providing the access under CAP_PERFMON capability singly, > without the rest of CAP_SYS_ADMIN credentials, excludes chances to > misuse the credentials and makes the operations more secure. > > Signed-off-by: Alexey Budankov > --- Acked-by: Anju T Sudhakar _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx