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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E13EC433F5 for ; Tue, 1 Mar 2022 21:01:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236863AbiCAVCI (ORCPT ); Tue, 1 Mar 2022 16:02:08 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53334 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235428AbiCAVCH (ORCPT ); Tue, 1 Mar 2022 16:02:07 -0500 Received: from gateway24.websitewelcome.com (gateway24.websitewelcome.com [192.185.51.36]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7E5FB70337 for ; Tue, 1 Mar 2022 13:01:26 -0800 (PST) Received: from cm10.websitewelcome.com (cm10.websitewelcome.com [100.42.49.4]) by gateway24.websitewelcome.com (Postfix) with ESMTP id 006E64300A for ; Tue, 1 Mar 2022 15:01:26 -0600 (CST) Received: from gator4132.hostgator.com ([192.185.4.144]) by cmsmtp with SMTP id P9afnFDZERnrrP9afn8Rad; Tue, 01 Mar 2022 14:59:25 -0600 X-Authority-Reason: nr=8 Received: from host-95-232-30-176.retail.telecomitalia.it ([95.232.30.176]:40064 helo=[10.0.0.45]) by gator4132.hostgator.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1nP9af-002NW7-A5; Tue, 01 Mar 2022 14:59:25 -0600 Message-ID: <42012169-2d21-73ef-95b7-abd4d2ddf34c@kernel.org> Date: Tue, 1 Mar 2022 21:59:22 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH] rtla: Set /dev/cpu_dma_latency to avoid exit from idle latencies Content-Language: en-US To: Steven Rostedt Cc: linux-kernel@vger.kernel.org, linux-trace-devel@vger.kernel.org References: From: Daniel Bristot de Oliveira In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator4132.hostgator.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - kernel.org X-BWhitelist: no X-Source-IP: 95.232.30.176 X-Source-L: No X-Exim-ID: 1nP9af-002NW7-A5 X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: host-95-232-30-176.retail.telecomitalia.it ([10.0.0.45]) [95.232.30.176]:40064 X-Source-Auth: kernel@bristot.me X-Email-Count: 2 X-Source-Cap: YnJpc3RvdG1lO2JyaXN0b3RtZTtnYXRvcjQxMzIuaG9zdGdhdG9yLmNvbQ== X-Local-Domain: no Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org On 2/23/22 19:37, Daniel Bristot de Oliveira wrote: > Set /dev/cpu_dma_latency to 0 to avoid having exit from idle > states latencies influencing in the analysis. > Sending a v2 of this patch together with a new version of rtla features patch series. -- Daniel