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Wed, 27 Jul 2022 09:54:27 +0000 (GMT) Received: from [9.171.1.91] (unknown [9.171.1.91]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 27 Jul 2022 09:54:27 +0000 (GMT) Message-ID: <9a2743ee-28e1-f49d-8b2d-4850ce7ca524@linux.ibm.com> Date: Wed, 27 Jul 2022 11:54:27 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH] perf/tests: Fix test case 95 Check branch stack sampling on s390 Content-Language: en-US To: James Clark Cc: svens@linux.ibm.com, gor@linux.ibm.com, sumanthk@linux.ibm.com, hca@linux.ibm.com, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, acme@kernel.org, german.gomez@arm.com References: <20220727071159.173360-1-tmricht@linux.ibm.com> <62efe3a0-21d7-dfee-2532-cf2090359548@arm.com> From: Thomas Richter Organization: IBM In-Reply-To: <62efe3a0-21d7-dfee-2532-cf2090359548@arm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: ADVDdqARLfxkzbEFywWd193H9e_WVTlX X-Proofpoint-ORIG-GUID: ADVDdqARLfxkzbEFywWd193H9e_WVTlX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.883,Hydra:6.0.517,FMLib:17.11.122.1 definitions=2022-07-26_07,2022-07-26_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 phishscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 mlxscore=0 suspectscore=0 adultscore=0 bulkscore=0 spamscore=0 malwarescore=0 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2206140000 definitions=main-2207270039 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE, SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/27/22 11:27, James Clark wrote: > perf record -b -o- -e dummy -B true I think you refer to the attr member branch_sample_type which should be non-zero for branches, will look into this. Thanks -- Thomas Richter, Dept 3303, IBM s390 Linux Development, Boeblingen, Germany -- Vorsitzender des Aufsichtsrats: Gregor Pillen Geschäftsführung: David Faller Sitz der Gesellschaft: Böblingen / Registergericht: Amtsgericht Stuttgart, HRB 243294