From patchwork Tue Jan 31 16:30:03 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Bristot de Oliveira X-Patchwork-Id: 13123166 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F0200C38142 for ; Tue, 31 Jan 2023 16:31:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231830AbjAaQbJ (ORCPT ); Tue, 31 Jan 2023 11:31:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231792AbjAaQar (ORCPT ); Tue, 31 Jan 2023 11:30:47 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 993D45924F; Tue, 31 Jan 2023 08:30:19 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 28F7F6159B; Tue, 31 Jan 2023 16:30:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9A963C4339B; Tue, 31 Jan 2023 16:30:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1675182618; bh=HUp0DzrBJhEg098mAGHnx7aoj0shJFUV+i6XYx2y+04=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=glJXmQPFR7gkI3Otb6Fqq1xmx9UDK+8d6HwAbPdziOAvLmSdTu8uqBRr1eSjZsf/+ 7cfrWDuPZqm3XUx20I4TJcPB8Ng2D3tpJuEpZch6tstd2TZKHa6ZeUdDOW2LxmjD7/ C8UTTLVau2JxzlqZ6qbXTbIL2H4heE+hrvk7ZxE7oK6h9CaUt6Mgp5dYmUzU1P8dO/ vZ6aLOh9QNRXEE+TnmgqFeKQ6BonXMNW68yOYaiklCqV4Dsx5WSepTz9t9gA2FMV8v oFi/EZrsGisMHtzryQA+3DM+AJcsBHPW9/q8dMQ4G3CrfjRjN3WZ1W+JIx5B4n34P3 eIFg5qTw+6Nhg== From: Daniel Bristot de Oliveira To: Daniel Bristot de Oliveira , Steven Rostedt , Jonathan Corbet Cc: Juri Lelli , Clark Williams , Bagas Sanjaya , linux-trace-devel@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 2/6] rtla/osnoise: Add OSNOISE_IRQ_DISABLE option Date: Tue, 31 Jan 2023 17:30:03 +0100 Message-Id: X-Mailer: git-send-email 2.38.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org Add OSNOISE_IRQ_DISABLE to the set of possible options in the osnoise context. Do not use it yet. In preparation for the hwnoise tool. Signed-off-by: Daniel Bristot de Oliveira Cc: Daniel Bristot de Oliveira Cc: Steven Rostedt Cc: Jonathan Corbet --- tools/tracing/rtla/src/osnoise.c | 6 ++++++ tools/tracing/rtla/src/osnoise.h | 6 ++++++ 2 files changed, 12 insertions(+) diff --git a/tools/tracing/rtla/src/osnoise.c b/tools/tracing/rtla/src/osnoise.c index 050a9997191c..6bf877ed8a77 100644 --- a/tools/tracing/rtla/src/osnoise.c +++ b/tools/tracing/rtla/src/osnoise.c @@ -842,6 +842,8 @@ static void osnoise_put_##name(struct osnoise_context *context) \ context->orig_opt_##name = OSNOISE_OPTION_INIT_VAL; \ } +OSNOISE_OPTION(irq_disable, "OSNOISE_IRQ_DISABLE"); + /* * enable_osnoise - enable osnoise tracer in the trace_instance */ @@ -906,6 +908,9 @@ struct osnoise_context *osnoise_context_alloc(void) context->orig_tracing_thresh = OSNOISE_OPTION_INIT_VAL; context->tracing_thresh = OSNOISE_OPTION_INIT_VAL; + context->orig_opt_irq_disable = OSNOISE_OPTION_INIT_VAL; + context->opt_irq_disable = OSNOISE_OPTION_INIT_VAL; + osnoise_get_context(context); return context; @@ -932,6 +937,7 @@ void osnoise_put_context(struct osnoise_context *context) osnoise_put_timerlat_period_us(context); osnoise_put_print_stack(context); osnoise_put_tracing_thresh(context); + osnoise_put_irq_disable(context); free(context); } diff --git a/tools/tracing/rtla/src/osnoise.h b/tools/tracing/rtla/src/osnoise.h index 04a4384cc544..5bb0dc998f58 100644 --- a/tools/tracing/rtla/src/osnoise.h +++ b/tools/tracing/rtla/src/osnoise.h @@ -38,6 +38,10 @@ struct osnoise_context { /* -1 as init value because 0 is disabled */ long long orig_print_stack; long long print_stack; + + /* -1 as init value because 0 is off */ + int orig_opt_irq_disable; + int opt_irq_disable; }; /* @@ -79,6 +83,8 @@ void osnoise_restore_print_stack(struct osnoise_context *context); int osnoise_set_print_stack(struct osnoise_context *context, long long print_stack); +int osnoise_set_irq_disable(struct osnoise_context *context, bool onoff); + /* * osnoise_tool - osnoise based tool definition. */