From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) (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 CFA347E0FB; Fri, 28 Jun 2024 06:52:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719557531; cv=none; b=jXysyxDU9t2vQ7dnYSi+K/IzWy1v5G9rB0g7j1jE4eEebdVe4Y4ja8x2Zv8lopc12MPgYaw40SenKuVExH4uGzxGPPYbVT05HmKhlL644sOQ0+NbXfl1Q0dsFGb52Sa0Ubr3/NgEBVOzCLVwRajqHHAQK77klGQgCI1XAV+9TPs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1719557531; c=relaxed/simple; bh=Vc4onBiyA081mqZ+u8spT9LVIyOZyH6KyTqbDavfdDU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=EDgpxHX2vtcfhsXk2BW0q6ytk7H7vMAZlSMOdV4tJUuf8gv4GlWDiwXXAd9gDEiI0etSjn7reoc4Hek65PQUHlqSM8XSQEBFm1fdM1YLGk+lVKLSqJMavsd1J7RkJsVzK+Ik3dwoEP1qxOjnfUZ2fynP3NWSEINDDzgTW6bV1sU= 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=bIba/CQP; arc=none smtp.client-ip=198.175.65.16 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="bIba/CQP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1719557530; x=1751093530; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Vc4onBiyA081mqZ+u8spT9LVIyOZyH6KyTqbDavfdDU=; b=bIba/CQPkM6Q37xBspdgUUOQb7frlU+jmIlZGv49EZIad0Sr9s+T5TF/ 8rwM2h2KqEMJ0yEMTRFdlQuD7U0r1TFvfjkADQotaytjaznFHrFLdzvIB /Zv3N2k6pu/n68ihnOXtazF0Uypmm1DItXAXE9UajL/bUx0QAIHmvA775 OdEsT5OrTzVZeEvTMDlxIDHN3L5FZUirY1/1w/k4hzIQcNbM8vPMpoTG6 2o/L++fYTQAufNUFwuZEsMPgT2mjbFtTOVDgrvSL7pyfCBXFW5wKsz9Zr g0AAIG/Zn5yuY4yTtRWD2rOFbEASRx8PXW0hZFk0DQGbaiEpsacy0eHCS Q==; X-CSE-ConnectionGUID: aKXS4c4XQ3uyq6VAdk3Ofw== X-CSE-MsgGUID: kuDZnBCsSL+CL1nTwNsu6w== X-IronPort-AV: E=McAfee;i="6700,10204,11116"; a="16857193" X-IronPort-AV: E=Sophos;i="6.09,168,1716274800"; d="scan'208";a="16857193" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jun 2024 23:52:10 -0700 X-CSE-ConnectionGUID: CbkGTsXURLydXkTNwDvFxw== X-CSE-MsgGUID: U89M6cygQZm2V6Hdz9GclA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,168,1716274800"; d="scan'208";a="75386706" Received: from ahunter6-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.246.49.253]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jun 2024 23:52:04 -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 V8 06/12] perf tools: Add aux_start_paused, aux_pause and aux_resume Date: Fri, 28 Jun 2024 09:51:05 +0300 Message-Id: <20240628065111.59718-7-adrian.hunter@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240628065111.59718-1-adrian.hunter@intel.com> References: <20240628065111.59718-1-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