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 X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9935AC4338F for ; Fri, 23 Jul 2021 12:46:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E14760E53 for ; Fri, 23 Jul 2021 12:46:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234969AbhGWMF5 (ORCPT ); Fri, 23 Jul 2021 08:05:57 -0400 Received: from foss.arm.com ([217.140.110.172]:45470 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234936AbhGWMFx (ORCPT ); Fri, 23 Jul 2021 08:05:53 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 077B7139F; Fri, 23 Jul 2021 05:46:27 -0700 (PDT) Received: from ewhatever.cambridge.arm.com (ewhatever.cambridge.arm.com [10.1.197.1]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 870CD3F694; Fri, 23 Jul 2021 05:46:25 -0700 (PDT) From: Suzuki K Poulose To: coresight@lists.linaro.org Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, tamas.zsoldos@arm.com, al.grant@arm.com, leo.yan@linaro.org, mike.leach@linaro.org, mathieu.poirier@linaro.org, suzuki.poulose@arm.com, anshuman.khandual@arm.com, jinlmao@qti.qualcomm.com Subject: [PATCH v2 04/10] coresight: trbe: Ensure the format flag is set on truncation Date: Fri, 23 Jul 2021 13:46:05 +0100 Message-Id: <20210723124611.3828908-5-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20210723124611.3828908-1-suzuki.poulose@arm.com> References: <20210723124611.3828908-1-suzuki.poulose@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org When the TRBE is stopped on truncating an event, we may not set the FORMAT flag, even though the size of the record is 0. Let us be consistent and not confuse the user. Always set the format flag for TRBE generated records. Cc: Anshuman Khandual Cc: Leo Yan Cc: Mike Leach Cc: Mathieu Poirier Signed-off-by: Suzuki K Poulose --- drivers/hwtracing/coresight/coresight-trbe.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/hwtracing/coresight/coresight-trbe.c b/drivers/hwtracing/coresight/coresight-trbe.c index 176868496879..446f080f8320 100644 --- a/drivers/hwtracing/coresight/coresight-trbe.c +++ b/drivers/hwtracing/coresight/coresight-trbe.c @@ -132,7 +132,8 @@ static void trbe_stop_and_truncate_event(struct perf_output_handle *handle) * the update_buffer() to return a 0 size. */ trbe_drain_and_disable_local(); - perf_aux_output_flag(handle, PERF_AUX_FLAG_TRUNCATED); + perf_aux_output_flag(handle, PERF_AUX_FLAG_TRUNCATED | + PERF_AUX_FLAG_CORESIGHT_FORMAT_RAW); *this_cpu_ptr(buf->cpudata->drvdata->handle) = NULL; } -- 2.24.1