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 Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 91ED0CD6E74 for ; Fri, 5 Jun 2026 06:27:45 +0000 (UTC) Received: from boromir.ozlabs.org (localhost [127.0.0.1]) by lists.ozlabs.org (Postfix) with ESMTP id 4gWs1W6DW3z2yR5; Fri, 05 Jun 2026 16:27:43 +1000 (AEST) Authentication-Results: lists.ozlabs.org; arc=none smtp.remote-ip=148.163.156.1 ARC-Seal: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1780640863; cv=none; b=fJryq/8/RXlthkFTGk/rd5OoVQAVzGGvnV1+ii6DbIG30yvCyKKkQYfPvP6bE7grNY3XuhVRmNoQUcoHRsvYAPuFQQIS95lHkU3A4yHbE0zL+TmfRGI8RjD5lHFNv7moonUIXxSlhgKMbCAYWbZKBI8ljaYyn4onJw04DsNo0k/mgGWv3XuSaipjMkw52r24r0MMBUgHAjI8lvwsHJ/OG2MCLguxqrKqkqnonIN7Qd1YXwU7njOKvIW+7KXv8IIXbiGvdU7yC7pvHfXqPv8LShVqGT3g21y/ByCPKJGwApZKwAYwoLZcBcxvXXMXGCfv0HeF6F7mvylGn0rApOIeBw== ARC-Message-Signature: i=1; a=rsa-sha256; d=lists.ozlabs.org; s=201707; t=1780640863; c=relaxed/relaxed; bh=/TvZyBYfiwgAkrVUxgA0davqC3k8R0etHNYu91uISXo=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=EZXp4imJ0jxqcDek9JeikM1GBteRbURV8slDeM5umTeJFZK9B9xd/mzIoZMEmF7KHKO3ZxuKqIxgjZyARHIAPnOcQ0YXoBSMT7BuWI7THbefzAiolK8CHUXsZpcwRwkfvZrMpYzFE9LM/Ii8VParzB8QrwWK/hvTL4ol8IUqtYnB2YgdD9/ttDDWW1BuehVRhy2NSTKQ/KOAXbILhMlKxyjsMVaKzDbhV3CYt8Xbg+EPWfNdO5nzA2Z2stndlD1TwtjxtwHHpknCkYcmUFsAsoa5tStWizIoMCNJ/jiJcNakjnJKWa5Tuy73Ld035pytxCE5epAGUpKaMGr9GfgYCw== ARC-Authentication-Results: i=1; lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=FfdHPFD8; dkim-atps=neutral; spf=pass (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=shivani@linux.ibm.com; receiver=lists.ozlabs.org) smtp.mailfrom=linux.ibm.com Authentication-Results: lists.ozlabs.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=ibm.com header.i=@ibm.com header.a=rsa-sha256 header.s=pp1 header.b=FfdHPFD8; dkim-atps=neutral Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=linux.ibm.com (client-ip=148.163.156.1; helo=mx0a-001b2d01.pphosted.com; envelope-from=shivani@linux.ibm.com; receiver=lists.ozlabs.org) Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4gWs1W0qlrz2yNn for ; Fri, 05 Jun 2026 16:27:42 +1000 (AEST) Received: from pps.filterd (m0356517.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 6551Ja5A518996; Fri, 5 Jun 2026 06:27:37 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:message-id:mime-version :subject:to; s=pp1; bh=/TvZyBYfiwgAkrVUxgA0davqC3k8R0etHNYu91uIS Xo=; b=FfdHPFD8Sijh0bHJFbBO+JERYb1Tb3fDpmDsFBtPIN3Os568f+zJUO8um AID60E8p7UDI+tQEuCNM5PltK6A8nxJrzNrm3IyHsID8sAbyp/KBqB4cNYzOLvMx MQi7GoUPQPNtc9k7VraeeelrsScBH80Eyt90WMt0dJnVsnx9bC3uylCesaOn2f1u OT+XQGR2v1KDSmp7AnFV7yDjxEMfur5XK4WCOsVa9GEGGqragftq2yObbovmBRA5 zNiNatVV2DBArcyJOxor06IjsQYgkZsByoRnLnhfkyB1jFj23m90ghdE4M965eyP h+Xin/yBWQra1lWDd7XpSBr4j21Gg== Received: from ppma13.dal12v.mail.ibm.com (dd.9e.1632.ip4.static.sl-reverse.com [50.22.158.221]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4efqm5b3vy-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 05 Jun 2026 06:27:36 +0000 (GMT) Received: from pps.filterd (ppma13.dal12v.mail.ibm.com [127.0.0.1]) by ppma13.dal12v.mail.ibm.com (8.18.1.7/8.18.1.7) with ESMTP id 6556OWZr030735; Fri, 5 Jun 2026 06:27:36 GMT Received: from smtprelay03.fra02v.mail.ibm.com ([9.218.2.224]) by ppma13.dal12v.mail.ibm.com (PPS) with ESMTPS id 4egceh07qd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 05 Jun 2026 06:27:35 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (smtpav04.fra02v.mail.ibm.com [10.20.54.103]) by smtprelay03.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 6556RWLO47645116 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 5 Jun 2026 06:27:32 GMT Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 64D4F20040; Fri, 5 Jun 2026 06:27:32 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 0D74720043; Fri, 5 Jun 2026 06:27:28 +0000 (GMT) Received: from Mac.ibm.com (unknown [9.39.24.40]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 5 Jun 2026 06:27:27 +0000 (GMT) From: Shivani Nittor To: acme@kernel.org, jolsa@kernel.org, adrian.hunter@intel.com, mpetlan@redhat.com, tmricht@linux.ibm.com, maddy@linux.ibm.com, irogers@google.com, namhyung@kernel.org, ravi.bangoria@amd.com Cc: linux-perf-users@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, atrajeev@linux.ibm.com, hbathini@linux.vnet.ibm.com, Tejas.Manhas1@ibm.com, Tanushree.Shah@ibm.com, shivani@linux.ibm.com Subject: [PATCH] perf scripts: Add configurable sorting option to powerpc-hcalls Date: Fri, 5 Jun 2026 11:57:17 +0530 Message-ID: <20260605062717.24982-1-shivani@linux.ibm.com> X-Mailer: git-send-email 2.50.1 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-GUID: eSijdZ5xjZt9X6PM_LH0xsgP54uN9xO0 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNjA1MDA1NiBTYWx0ZWRfX+el2/2x+rrlq TBte7qdtniS9Nfmmg0f7AfDK9f/PE9zRnb/D+ofwI2FbfWjnAg6tEWJK+/eE3ouqPYzmYiKclo+ TWBNbzlR3MK5rW+RkUPQvqHrp6M93OAHZDnX3WvtTI+b0faWp+TkUW8pRq/+mhaeScDht2IYMgq 5JX69bWJmlDxdWjCe8QB/mcq94p8ZQv1EZigvHpEdBXPKzszyswcIdnHi33TgTLB1XKgDZSX/3C sPp8s4eIUqM5ngzK1dBRuZOAr0nWDzV5OF2UR19RNjyhRwtfJo5EZ2T74hf8SwgQq/GNZZzMrKQ CuONBcUi/dP8UmYrn3ArroHIBLkcrrEPZRSuaRXdI/PMk92UF83AyDGthEJwYwrt3Hto0liQenT Ht8ExIDUnOvE70IifEWVfg9VFezHsTgiYlh+Fuqg7uM8bx6ZJn9OGh0WO2fqaTrtMNdOVAlsplj Rie3tlLYjj5iCClsLEQ== X-Proofpoint-ORIG-GUID: eRtIVGCl-PVjeJxsz9qjGpi1YbeIv0AC X-Authority-Analysis: v=2.4 cv=Vf3H+lp9 c=1 sm=1 tr=0 ts=6a226c59 cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=FelO9ux0wxsA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=U7nrCbtTmkRpXpFmAIza:22 a=VnNF1IyMAAAA:8 a=PuGCGJEl-EjltSXZxTIA:9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.125,FMLib:17.12.100.49 definitions=2026-06-04_07,2026-05-28_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 adultscore=0 bulkscore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1011 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605210000 definitions=main-2606050056 The powerpc-hcalls.py script currently prints hypercall statistics in a fixed sort order based on the number of hcall occurrences, making it difficult to analyze hcalls from different execution characteristics. Add support for runtime-configurable sorting so users can order hypercall statistics by count, minimum latency, maximum latency, or average latency using a --sort option. Parse arguments through sys.argv to support perf script argument passing semantics. Example: perf record -a -e powerpc* sleep 10 perf script -s ./powerpc-hcalls.py -i ./perf.data -- --sort=max SORT KEY = max hcall count min(ns) max(ns) avg(ns) H_SEND_LOGICAL_LAN 47 7380 40148 8739 H_VIO_SIGNAL 706 880 17454 1911 H_RANDOM 1 15176 15176 15176 H_PUT_TCE_INDIRECT 4 3032 10444 4956 H_ADD_LOGICAL_LAN_BUFFER 363 1250 8716 1534 H_SEND_CRQ 8 2086 6846 3044 H_PUT_TCE 9 1284 4932 2646 H_STUFF_TCE 13 1620 3962 2358 This makes it easier to identify frequently occurring or high-latency hypercalls depending on the analysis being performed. Signed-off-by: Shivani Nittor --- tools/perf/scripts/python/powerpc-hcalls.py | 35 ++++++++++++++++++++- 1 file changed, 34 insertions(+), 1 deletion(-) diff --git a/tools/perf/scripts/python/powerpc-hcalls.py b/tools/perf/scripts/python/powerpc-hcalls.py index 8b78dc790adb..df7b83ab0b6e 100644 --- a/tools/perf/scripts/python/powerpc-hcalls.py +++ b/tools/perf/scripts/python/powerpc-hcalls.py @@ -25,6 +25,7 @@ from Util import * # } ... # } output = {} +sort_key = 'count' # d_enter: { # cpu: { @@ -158,10 +159,42 @@ def hcall_table_lookup(opcode): print_ptrn = '%-28s%10s%10s%10s%10s' +def sort_output(opcode): + stats = output[opcode] + + if sort_key == 'min': + return stats['min'] + if sort_key == 'max': + return stats['max'] + if sort_key == 'avg': + return stats['time'] // stats['cnt'] + + return stats['cnt'] + +def trace_begin(): + global sort_key + + i = 1 + while i < len(sys.argv): + arg = sys.argv[i] + + if arg == '-s' or arg == '--sort': + sort_key = sys.argv[i + 1] + i += 2 + continue + + if arg.startswith('--sort='): + sort_key = arg.split('=', 1)[1] + + i += 1 + + print("SORT KEY =", sort_key) + def trace_end(): print(print_ptrn % ('hcall', 'count', 'min(ns)', 'max(ns)', 'avg(ns)')) print('-' * 68) - for opcode in output: + for opcode in sorted(output, key = sort_output, + reverse=True): h_name = hcall_table_lookup(opcode) time = output[opcode]['time'] cnt = output[opcode]['cnt'] -- 2.53.0