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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 27 Nov 2018 08:19:47 -0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06cxnps3074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id wAR8Jk7a55115794 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 27 Nov 2018 08:19:46 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0FA96A4055; Tue, 27 Nov 2018 08:19:46 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EB5D4A404D; Tue, 27 Nov 2018 08:19:45 +0000 (GMT) Received: from lynx.boeblingen.de.ibm.com (unknown [9.152.224.146]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Tue, 27 Nov 2018 08:19:45 +0000 (GMT) Received: from brueckh by lynx.boeblingen.de.ibm.com with local (Exim 4.90_1) (envelope-from ) id 1gRYav-0001sE-I5; Tue, 27 Nov 2018 09:19:45 +0100 Date: Tue, 27 Nov 2018 09:19:45 +0100 From: Hendrik Brueckner To: Andrew Murray Cc: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Shawn Guo , Sascha Hauer , Will Deacon , Mark Rutland , Benjamin Herrenschmidt , Thomas Gleixner , Borislav Petkov , x86@kernel.org, Ralf Baechle , Paul Burton , James Hogan , Martin Schwidefsky , Heiko Carstens , "David S . Miller" , sparclinux@vger.kernel.org, Michael Ellerman , linux-s390@vger.kernel.org, linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-alpha@vger.kernel.org Subject: Re: [PATCH v2 15/20] s390: perf/events: advertise PMU exclusion capability References: <1543230756-15319-1-git-send-email-andrew.murray@arm.com> <1543230756-15319-16-git-send-email-andrew.murray@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1543230756-15319-16-git-send-email-andrew.murray@arm.com> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-GCONF: 00 x-cbid: 18112708-0008-0000-0000-0000029913EB X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18112708-0009-0000-0000-0000220356F6 Message-Id: <20181127081945.GA4817@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-11-27_08:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=763 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1811270075 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 26, 2018 at 11:12:31AM +0000, Andrew Murray wrote: > The s390 cpum_cf and cpum_sf PMUs have the capability to exclude > events based on context. Let's advertise that we support the > PERF_PMU_CAP_EXCLUDE capability to ensure that perf doesn't > prevent us from handling events where any exclusion flags are set. > > Signed-off-by: Andrew Murray > --- > arch/s390/kernel/perf_cpum_cf.c | 1 + > arch/s390/kernel/perf_cpum_sf.c | 2 ++ > 2 files changed, 3 insertions(+) Reviewed-by: Hendrik Brueckner