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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 744D7C43381 for ; Thu, 21 Mar 2019 18:55:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4A6C221917 for ; Thu, 21 Mar 2019 18:55:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553194500; bh=7RjhC2ijFeUOwSTVCOIHO8wy9BKKFKGIFVIIeXt6hAc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Oz0e4qZfnk3yqdrQvHMbt9LxPrMj7Qh6Rz4RICIvRIRb5gIVrp8YnuzAK8xz3/W0P KlmkBj5hy4CF7htTtFFAEoElC9s4deNN9l4heNmdZAke5WoPDxsvTrMHh/DslDnp2I YCiTAO74ep7WXOSFdCJ5zYTxuKYnLfUHoYmD6Wb8= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729185AbfCUSy6 (ORCPT ); Thu, 21 Mar 2019 14:54:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:46608 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728956AbfCUSy4 (ORCPT ); Thu, 21 Mar 2019 14:54:56 -0400 Received: from quaco.ghostprotocols.net (unknown [190.15.121.82]) (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 9C07221925; Thu, 21 Mar 2019 18:54:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1553194495; bh=7RjhC2ijFeUOwSTVCOIHO8wy9BKKFKGIFVIIeXt6hAc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=0M7Y7CXMpVvLCV4RIA4ah4TjOure7LkrAAevP08GgIlw6hgVs20bOPrFvwucadwz6 j6Sh2XnKEdOFEYuNkaKU70E3wyQmdEYTHaYeLZO4kmSAWpRjXlPawX0FVdA3WuLJHf aUwHh1Vg1MuG3vBynQaKdBumkZgrqvqhwb5TWTx0= From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: Jiri Olsa , Namhyung Kim , Clark Williams , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Song Liu , Arnaldo Carvalho de Melo , Alexei Starovoitov , Daniel Borkmann , Peter Zijlstra , Stanislav Fomichev , kernel-team@fb.com Subject: [PATCH 35/44] perf top: Add option --no-bpf-event Date: Thu, 21 Mar 2019 15:51:33 -0300 Message-Id: <20190321185142.11441-36-acme@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190321185142.11441-1-acme@kernel.org> References: <20190321185142.11441-1-acme@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Song Liu This patch adds option --no-bpf-event to 'perf top', which is the same as the option of 'perf record'. The following patches will use this option. Committer testing: # perf top -vv 2> /tmp/perf_event_attr.out # cat /tmp/perf_event_attr.out ------------------------------------------------------------ perf_event_attr: size 112 { sample_period, sample_freq } 4000 sample_type IP|TID|TIME|CPU|PERIOD read_format ID disabled 1 inherit 1 mmap 1 comm 1 freq 1 task 1 precise_ip 3 sample_id_all 1 exclude_guest 1 mmap2 1 comm_exec 1 ksymbol 1 bpf_event 1 ------------------------------------------------------------ # After this patch: # perf top --no-bpf-event -vv 2> /tmp/perf_event_attr.out # cat /tmp/perf_event_attr.out ------------------------------------------------------------ perf_event_attr: size 112 { sample_period, sample_freq } 4000 sample_type IP|TID|TIME|CPU|PERIOD read_format ID disabled 1 inherit 1 mmap 1 comm 1 freq 1 task 1 precise_ip 3 sample_id_all 1 exclude_guest 1 mmap2 1 comm_exec 1 ksymbol 1 ------------------------------------------------------------ # Signed-off-by: Song Liu Tested-by: Arnaldo Carvalho de Melo Reviewed-by: Jiri Olsa Cc: Alexei Starovoitov Cc: Daniel Borkmann Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Stanislav Fomichev Cc: kernel-team@fb.com Link: http://lkml.kernel.org/r/20190312053051.2690567-11-songliubraving@fb.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-top.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 77e6190211d2..c2ea22c4ea67 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -1469,6 +1469,7 @@ int cmd_top(int argc, const char **argv) "Display raw encoding of assembly instructions (default)"), OPT_BOOLEAN(0, "demangle-kernel", &symbol_conf.demangle_kernel, "Enable kernel symbol demangling"), + OPT_BOOLEAN(0, "no-bpf-event", &top.record_opts.no_bpf_event, "do not record bpf events"), OPT_STRING(0, "objdump", &top.annotation_opts.objdump_path, "path", "objdump binary to use for disassembly and annotations"), OPT_STRING('M', "disassembler-style", &top.annotation_opts.disassembler_style, "disassembler style", -- 2.20.1