From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758962Ab3JOFs1 (ORCPT ); Tue, 15 Oct 2013 01:48:27 -0400 Received: from terminus.zytor.com ([198.137.202.10]:32851 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758598Ab3JOFW7 (ORCPT ); Tue, 15 Oct 2013 01:22:59 -0400 Date: Mon, 14 Oct 2013 22:22:25 -0700 From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: linux-kernel@vger.kernel.org, eranian@google.com, paulus@samba.org, acme@redhat.com, hpa@zytor.com, mingo@kernel.org, peterz@infradead.org, efault@gmx.de, jolsa@redhat.com, fweisbec@gmail.com, adrian.hunter@intel.com, dsahern@gmail.com, tglx@linutronix.de Reply-To: mingo@kernel.org, hpa@zytor.com, acme@redhat.com, paulus@samba.org, eranian@google.com, linux-kernel@vger.kernel.org, efault@gmx.de, peterz@infradead.org, jolsa@redhat.com, fweisbec@gmail.com, dsahern@gmail.com, adrian.hunter@intel.com, tglx@linutronix.de To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf trace: Beautify eventfd2 'flags' arg Git-Commit-ID: 49af9e93adfa11d50435aa079299a765843532fc 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 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.1 (terminus.zytor.com [127.0.0.1]); Mon, 14 Oct 2013 22:22:30 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 49af9e93adfa11d50435aa079299a765843532fc Gitweb: http://git.kernel.org/tip/49af9e93adfa11d50435aa079299a765843532fc Author: Arnaldo Carvalho de Melo AuthorDate: Thu, 12 Sep 2013 12:18:56 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Wed, 9 Oct 2013 11:11:21 -0300 perf trace: Beautify eventfd2 'flags' arg 61.168 ( 0.004 ms): 24267 eventfd2(flags: CLOEXEC|NONBLOCK) = 9 Cc: Adrian Hunter Cc: David Ahern Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Mike Galbraith Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-3hg8eajdzil077501c8f5jkw@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-trace.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index c400fbe..8a09ba3 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -13,6 +13,7 @@ #include #include +#include #include #include @@ -456,6 +457,32 @@ static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size, #define SCA_OPEN_FLAGS syscall_arg__scnprintf_open_flags +static size_t syscall_arg__scnprintf_eventfd_flags(char *bf, size_t size, + struct syscall_arg *arg) +{ + int printed = 0, flags = arg->val; + + if (flags == 0) + return scnprintf(bf, size, "NONE"); +#define P_FLAG(n) \ + if (flags & EFD_##n) { \ + printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \ + flags &= ~EFD_##n; \ + } + + P_FLAG(SEMAPHORE); + P_FLAG(CLOEXEC); + P_FLAG(NONBLOCK); +#undef P_FLAG + + if (flags) + printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags); + + return printed; +} + +#define SCA_EFD_FLAGS syscall_arg__scnprintf_eventfd_flags + static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscall_arg *arg) { int sig = arg->val; @@ -516,6 +543,8 @@ static struct syscall_fmt { { .name = "brk", .hexret = true, .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, }, { .name = "connect", .errmsg = true, }, + { .name = "eventfd2", .errmsg = true, + .arg_scnprintf = { [1] = SCA_EFD_FLAGS, /* flags */ }, }, { .name = "fcntl", .errmsg = true, .arg_scnprintf = { [1] = SCA_STRARRAY, /* cmd */ }, .arg_parm = { [1] = &strarray__fcntl_cmds, /* cmd */ }, },