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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=no 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 E988EC2D0EC for ; Fri, 27 Mar 2020 14:30:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C98832073B for ; Fri, 27 Mar 2020 14:30:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727620AbgC0Oat (ORCPT ); Fri, 27 Mar 2020 10:30:49 -0400 Received: from mail.kernel.org ([198.145.29.99]:56792 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726742AbgC0Oat (ORCPT ); Fri, 27 Mar 2020 10:30:49 -0400 Received: from gandalf.local.home (cpe-66-24-58-225.stny.res.rr.com [66.24.58.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CFF5D206F2; Fri, 27 Mar 2020 14:30:47 +0000 (UTC) Date: Fri, 27 Mar 2020 10:30:46 -0400 From: Steven Rostedt To: David Laight Cc: "linux-kernel@vger.kernel.org" , Ingo Molnar , Andrew Morton , Peter Zijlstra , Masami Hiramatsu , "Alexei Starovoitov" , Peter Wu , Jonathan Corbet , Tom Zanussi , "Shuah Khan" , bpf Subject: Re: [PATCH 00/12 v2] ring-buffer/tracing: Remove disabling of ring buffer while reading trace file Message-ID: <20200327103046.08f06131@gandalf.local.home> In-Reply-To: <60977a309b5d46979a9a9bbd46c10932@AcuMS.aculab.com> References: <20200319232219.446480829@goodmis.org> <2a7f96545945457cade216aa3c736bcc@AcuMS.aculab.com> <20200326214617.697634f3@oasis.local.home> <60977a309b5d46979a9a9bbd46c10932@AcuMS.aculab.com> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 27 Mar 2020 10:07:00 +0000 David Laight wrote: > > If needed, I can add a kernel command line option and a Kconfig that > > makes this set to true by default. > > Maybe a different file 'trace_no_pause' ? I rather not add another file, it adds more complexity, and confuses the interface even more. I'll leave this as is. > Along with the one that lets you read the raw trace and get EOF. Can you explain this more? I think we talked about this before, but I don't remember the details. -- Steve