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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 C7685C433F5 for ; Thu, 6 Sep 2018 13:12:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8053420861 for ; Thu, 6 Sep 2018 13:12:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8053420861 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=zytor.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729104AbeIFRsH (ORCPT ); Thu, 6 Sep 2018 13:48:07 -0400 Received: from terminus.zytor.com ([198.137.202.136]:58223 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727708AbeIFRsH (ORCPT ); Thu, 6 Sep 2018 13:48:07 -0400 Received: from terminus.zytor.com (localhost [127.0.0.1]) by terminus.zytor.com (8.15.2/8.15.2) with ESMTPS id w86DCMfI304459 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Thu, 6 Sep 2018 06:12:22 -0700 Received: (from tipbot@localhost) by terminus.zytor.com (8.15.2/8.15.2/Submit) id w86DCMQS304456; Thu, 6 Sep 2018 06:12:22 -0700 Date: Thu, 6 Sep 2018 06:12:22 -0700 X-Authentication-Warning: terminus.zytor.com: tipbot set sender to tipbot@zytor.com using -f From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: dsahern@gmail.com, tglx@linutronix.de, jolsa@kernel.org, adrian.hunter@intel.com, hpa@zytor.com, acme@redhat.com, mingo@kernel.org, linux-kernel@vger.kernel.org, wangnan0@huawei.com, namhyung@kernel.org Reply-To: dsahern@gmail.com, tglx@linutronix.de, jolsa@kernel.org, adrian.hunter@intel.com, mingo@kernel.org, acme@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, wangnan0@huawei.com, namhyung@kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf trace: Augment 'newstat' (aka 'stat') filename ptr Git-Commit-ID: 16cc63593f67477e9ca62f10182e74e949af1acb X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 16cc63593f67477e9ca62f10182e74e949af1acb Gitweb: https://git.kernel.org/tip/16cc63593f67477e9ca62f10182e74e949af1acb Author: Arnaldo Carvalho de Melo AuthorDate: Tue, 21 Aug 2018 13:55:50 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Thu, 30 Aug 2018 15:52:19 -0300 perf trace: Augment 'newstat' (aka 'stat') filename ptr This one will need some more work, that 'statbuf' pointer requires a beautifier in 'perf trace'. # perf trace -e tools/perf/examples/bpf/augmented_syscalls.c 0.000 weechat/3596 stat(filename: /etc/localtime, statbuf: 0x7ffd87d11f60) 0.186 perf/29818 openat(dfd: CWD, filename: /sys/kernel/debug/tracing/events/syscalls/sys_enter_stat/format) 0.279 perf/29818 openat(dfd: CWD, filename: /sys/kernel/debug/tracing/events/syscalls/sys_enter_newstat/for) 0.670 perf/29818 openat(dfd: CWD, filename: /sys/kernel/debug/tracing/events/syscalls/sys_enter_openat/form) 60.805 DNS Res~er #20/21308 stat(filename: /etc/resolv.conf, statbuf: 0x7ffa733fe4a0) 60.836 DNS Res~er #20/21308 open(filename: /etc/hosts, flags: CLOEXEC) 60.931 perf/29818 openat(dfd: CWD, filename: /sys/kernel/debug/tracing/events/syscalls/sys_enter_open/format) 607.070 DNS Res~er #21/29812 stat(filename: /etc/resolv.conf, statbuf: 0x7ffa5e1fe3f0) 607.098 DNS Res~er #21/29812 open(filename: /etc/hosts, flags: CLOEXEC) 999.336 weechat/3596 stat(filename: /etc/localtime, statbuf: 0x7ffd87d11f60) ^C# Cc: Adrian Hunter Cc: David Ahern Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: https://lkml.kernel.org/n/tip-4lhabe7m4uzo76lnqpyfmnvk@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/examples/bpf/augmented_syscalls.c | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/tools/perf/examples/bpf/augmented_syscalls.c b/tools/perf/examples/bpf/augmented_syscalls.c index e8486e8597de..a9695c7f7aab 100644 --- a/tools/perf/examples/bpf/augmented_syscalls.c +++ b/tools/perf/examples/bpf/augmented_syscalls.c @@ -83,4 +83,15 @@ struct syscall_enter_inotify_add_watch_args { augmented_filename_syscall_enter(inotify_add_watch); +struct statbuf; + +struct syscall_enter_newstat_args { + unsigned long long common_tp_fields; + long syscall_nr; + char *filename_ptr; + struct stat *statbuf; +}; + +augmented_filename_syscall_enter(newstat); + license(GPL);