Received: by 2002:a05:6358:d09b:b0:dc:cd0c:909e with SMTP id jc27csp763415rwb; Fri, 18 Nov 2022 08:00:05 -0800 (PST) X-Google-Smtp-Source: AA0mqf6Ob8ZwBUWm5KKkPvZ6wi54oiwKm23EahI0JkQsOBklKrjMIH9rQhRI1LvzaTqs9AKgWdhm X-Received: by 2002:a17:90a:ca09:b0:213:53c:3b2a with SMTP id x9-20020a17090aca0900b00213053c3b2amr8544788pjt.113.1668787205280; Fri, 18 Nov 2022 08:00:05 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1668787205; cv=none; d=google.com; s=arc-20160816; b=HPr9bTAPpCQWELASWqsZllTuiSN97rTaJecIYra3Mhylrs6i/xq+ZlyAGjHolvQqQ7 QCscNcxFQqMdXzS/Fcz57q7gCNND+1FAUpT4BsoF8rNv0mW58hVJ6t99OzkwLmhQDHJC /eKsEs8IGfDDbZVmwUZmCFbLC4nFb7gJFiWPTeZZZyvqf1o1qkyNxgBU0y/MaUJhWdjr ZQNErw4s7JmaVOjs+cPGv+9nLqqb3/jpJ7uRMSVEgk4FXg8eUJte0+gdJvX4XFRX7Ux1 WhfpKXNi9ewbKQUSRDpnyHKNBIOyrhEektgnTfpMaAj0y5eTYuLTBjzW85vPqekVVIkk VWig== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:subject:cc:to:from:date; bh=WV8ffCl9ZC8FHJykIXcLWmyO+v3S+eqe9RfgtdpfL9w=; b=XS7WcOK70vJirfPXtfkobhzObYrjNSlXlA+lIc0oRiOJbQ6/FFrFhs0gc3m0uUjmkE xuB0stVK2j6+yz5WN6Qb5n64bP03ivQqw62dZLiPBfR7OCrFShBvIjLmwi2k23RJXsR6 dVVLsnHAU4koAMZs6N9u52Ev1QeTKjIycukhSmiA00wwDFeffIeRSLZGLHiSS2NP8RSG Jrsz8rdwQ6Z2/XC9Y1TeNWIItvyuJTQCOxSmwfblC9ffPF3EMugWHNoe2KnpTx2aXFAd a18ivu5bxMX64l65TkTnhIh0NY9JxBh9omQd3PjKpOvmbPM70qVS8dtWdEXCKuMlDOdm RuQQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i16-20020a635850000000b00476f91a316asi4257922pgm.513.2022.11.18.07.59.52; Fri, 18 Nov 2022 08:00:05 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241890AbiKRPdM (ORCPT + 91 others); Fri, 18 Nov 2022 10:33:12 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49126 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234124AbiKRPdK (ORCPT ); Fri, 18 Nov 2022 10:33:10 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B5764113F; Fri, 18 Nov 2022 07:33:09 -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 ams.source.kernel.org (Postfix) with ESMTPS id 62E71B823FB; Fri, 18 Nov 2022 15:33:08 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 75B37C433C1; Fri, 18 Nov 2022 15:33:05 +0000 (UTC) Date: Fri, 18 Nov 2022 10:33:02 -0500 From: Steven Rostedt To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Ian Rogers , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Masami Hiramatsu , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Steven Rostedt , Adrian Hunter , Linux Trace Devel , Stephane Eranian Subject: Re: [PATCH v1 1/2] perf build: Require libtraceevent from the system Message-ID: <20221118103302.7ea12016@gandalf.local.home> In-Reply-To: References: <20221117224952.358639-1-irogers@google.com> <20221117224952.358639-2-irogers@google.com> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-6.7 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 18 Nov 2022 12:02:38 -0300 Arnaldo Carvalho de Melo wrote: > yeah, this probably should work like with other libraries, don't stop > the build, just don't build features that depend on libtraceevent, > warning the user that features foo, bar and baz won't be available. > > For people working with just hardware, software, cache events, no > problem. How are software events parsed? -- Steve