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[2620:137:e000::1:20]) by mx.google.com with ESMTP id m11-20020a170902d18b00b0015682b8c0b3si15555489plb.469.2022.05.25.08.41.51; Wed, 25 May 2022 08:42:02 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=K60NM2e2; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235716AbiEYOHT (ORCPT + 99 others); Wed, 25 May 2022 10:07:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245643AbiEYOFy (ORCPT ); Wed, 25 May 2022 10:05:54 -0400 Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 290D78D6BD; Wed, 25 May 2022 07:03:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1653487435; x=1685023435; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=FdNkUTr3XASwSCxYa3ivhvPYt8r8WXycJZ613rnDCeE=; b=K60NM2e227WWOO6sPbV2DViC1WmF2xeMeRGlN4g6SSkO4aSc31uTT2UJ LROC/FmaLr1X0fmPByESBhqoemKfLICFdoGN1OxReaBTsrJegSh6orBmB 1jkgA7G9hwbQ3u749ybOlbkK1TeMDXIdH6u/+0/nC6PDjsJjCE07wpqo5 CYjdZ3NGzyobXDMKvXELmS/YCV1199mGh7SYmg92xG9+XYPn+34AKi1PN uxrkBGGijP3/NyXV/a9KLqaN8RV5q9pnEa9mxQw7ve2hG7niuD36XD3FG PxeEWMx7zFKJXpzA1RTCFY+o45bb/sdTL4E8n1hGw1IdnqfRpPJQr6onl Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10358"; a="299154465" X-IronPort-AV: E=Sophos;i="5.91,250,1647327600"; d="scan'208";a="299154465" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 May 2022 07:03:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.91,250,1647327600"; d="scan'208";a="717694868" Received: from zxingrtx.sh.intel.com ([10.239.159.110]) by fmsmga001.fm.intel.com with ESMTP; 25 May 2022 07:03:52 -0700 From: zhengjun.xing@linux.intel.com To: acme@kernel.org, peterz@infradead.org, mingo@redhat.com, alexander.shishkin@intel.com, jolsa@redhat.com Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, irogers@google.com, adrian.hunter@intel.com, ak@linux.intel.com, kan.liang@linux.intel.com, zhengjun.xing@linux.intel.com Subject: [PATCH] perf jevents: Fix event syntax error caused by ExtSel Date: Wed, 25 May 2022 22:04:10 +0800 Message-Id: <20220525140410.1706851-1-zhengjun.xing@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-7.7 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE 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 From: Zhengjun Xing In the origin code, when "ExtSel" is 1, the eventcode will change to "eventcode |= 1 << 21”. For event “UNC_Q_RxL_CREDITS_CONSUMED_VN0.DRS", its "ExtSel" is "1", its eventcode will change from 0x1E to 0x20001E, but in fact the eventcode should <=0x1FF, so this will cause the parse fail: # perf stat -e "UNC_Q_RxL_CREDITS_CONSUMED_VN0.DRS" -a sleep 0.1 event syntax error: '.._RxL_CREDITS_CONSUMED_VN0.DRS' \___ value too big for format, maximum is 511 On the perf kernel side, the kernel assumes the valid bits are continuous. It will adjust the 0x100 (bit 8 for perf tool) to bit 21 in HW. DEFINE_UNCORE_FORMAT_ATTR(event_ext, event, "config:0-7,21"); So the perf tool follows the kernel side and just set bit8 other than bit21. Fixes: fedb2b518239 ("perf jevents: Add support for parsing uncore json files") Signed-off-by: Zhengjun Xing Reviewed-by: Kan Liang --- tools/perf/pmu-events/jevents.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index cee61c4ed59e..e597e4bac90f 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -605,7 +605,7 @@ static int json_events(const char *fn, } else if (json_streq(map, field, "ExtSel")) { char *code = NULL; addfield(map, &code, "", "", val); - eventcode |= strtoul(code, NULL, 0) << 21; + eventcode |= strtoul(code, NULL, 0) << 8; free(code); } else if (json_streq(map, field, "EventName")) { addfield(map, &je.name, "", "", val); -- 2.25.1