From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 292D51DFFD; Mon, 15 Jul 2024 16:08:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721059687; cv=none; b=lV85EzhsoN26rts1FUdcUXYp2GQrOTHCwBx2aHsHwaI84ReMq1aRRXtOAeijdkVEWSioNgC3l975frfUyUit+Lbu20lrgFneVTOQ+kar53kkvaku8bwJ/lTlZ22Kf8JhXnVisTCd/h51gJXTjPP7yRPMbTN97HMzaa7U544Vbg0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721059687; c=relaxed/simple; bh=Vc4onBiyA081mqZ+u8spT9LVIyOZyH6KyTqbDavfdDU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=dv7tH4dvY/9GvemrFsOkzfn0VPrXKVfI+CY0HKrg+ZcHqUzx1rAozOmNfS/lsPxo6F2xsdsNdzY5HgUF1zyWnu4CBimRIYLVYcRK8hp5/94L3uG2ASVzF4z4fXZd0+oqp2gOfq645kJZ7hYOExvp/GKV/zS7w/nu+2bNwA8gVUk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=O2C2eHQu; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="O2C2eHQu" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1721059686; x=1752595686; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Vc4onBiyA081mqZ+u8spT9LVIyOZyH6KyTqbDavfdDU=; b=O2C2eHQuhX+HhM9IskNxkkWckMrWtOWPESMqNUcCHgb2xW3YjkrPHS8i 7Lhe5NyGt9Q7HCfDT+b7/p5fgeXmIJ2WtyAQ1Ehp/PtguxIaUATMlfOYb sPqTGjZPH+2mLjQWs7S3CsLyFTD14qdv8+yyFLsB9MHS7ZOYbbAONo1V0 M4Wtdg0eApFjm4PGCIRPSDCC+vG1YrzJgsdgkdIxtPfhRlufUa/OikdSG 1JodihNOd/eyadcMpqzFluWVNQWiNEUMOvGLwSuEuaO9dqnEFYJjpRSDB V83ukgrJYcTmlgA55uf9WdRVg/pBcukObFSZ1MzBh1h2d0SGjqE2o4ofr g==; X-CSE-ConnectionGUID: c0FYU+IlSUeCBh3lj4cImA== X-CSE-MsgGUID: XH39q2E8T4OXaZ8VTMiBMw== X-IronPort-AV: E=McAfee;i="6700,10204,11134"; a="21361273" X-IronPort-AV: E=Sophos;i="6.09,210,1716274800"; d="scan'208";a="21361273" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jul 2024 09:08:06 -0700 X-CSE-ConnectionGUID: GuNpw9M0SLqbyIk/zrzUig== X-CSE-MsgGUID: 2Whl8MrhRj6gR3GPD5c1gQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,210,1716274800"; d="scan'208";a="49413582" Received: from ahunter6-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.246.49.253]) by fmviesa006-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Jul 2024 09:08:00 -0700 From: Adrian Hunter To: Peter Zijlstra Cc: Ingo Molnar , Mark Rutland , Alexander Shishkin , Heiko Carstens , Thomas Richter , Hendrik Brueckner , Suzuki K Poulose , Mike Leach , James Clark , coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, Yicong Yang , Jonathan Cameron , Will Deacon , Arnaldo Carvalho de Melo , Jiri Olsa , Namhyung Kim , Ian Rogers , Andi Kleen , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Subject: [PATCH V9 07/13] perf tools: Add aux_start_paused, aux_pause and aux_resume Date: Mon, 15 Jul 2024 19:07:06 +0300 Message-Id: <20240715160712.127117-8-adrian.hunter@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240715160712.127117-1-adrian.hunter@intel.com> References: <20240715160712.127117-1-adrian.hunter@intel.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki Content-Transfer-Encoding: 8bit Add struct perf_event_attr members to support pause and resume of AUX area tracing. Signed-off-by: Adrian Hunter Acked-by: Ian Rogers Reviewed-by: Andi Kleen --- tools/include/uapi/linux/perf_event.h | 11 ++++++++++- tools/perf/util/perf_event_attr_fprintf.c | 3 +++ 2 files changed, 13 insertions(+), 1 deletion(-) diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h index 3a64499b0f5d..0c557f0a17b3 100644 --- a/tools/include/uapi/linux/perf_event.h +++ b/tools/include/uapi/linux/perf_event.h @@ -511,7 +511,16 @@ struct perf_event_attr { __u16 sample_max_stack; __u16 __reserved_2; __u32 aux_sample_size; - __u32 __reserved_3; + + union { + __u32 aux_action; + struct { + __u32 aux_start_paused : 1, /* start AUX area tracing paused */ + aux_pause : 1, /* on overflow, pause AUX area tracing */ + aux_resume : 1, /* on overflow, resume AUX area tracing */ + __reserved_3 : 29; + }; + }; /* * User provided data if sigtrap=1, passed back to user via diff --git a/tools/perf/util/perf_event_attr_fprintf.c b/tools/perf/util/perf_event_attr_fprintf.c index 59fbbba79697..29db0aef9a74 100644 --- a/tools/perf/util/perf_event_attr_fprintf.c +++ b/tools/perf/util/perf_event_attr_fprintf.c @@ -335,6 +335,9 @@ int perf_event_attr__fprintf(FILE *fp, struct perf_event_attr *attr, PRINT_ATTRf(sample_max_stack, p_unsigned); PRINT_ATTRf(aux_sample_size, p_unsigned); PRINT_ATTRf(sig_data, p_unsigned); + PRINT_ATTRf(aux_start_paused, p_unsigned); + PRINT_ATTRf(aux_pause, p_unsigned); + PRINT_ATTRf(aux_resume, p_unsigned); return ret; } -- 2.34.1