From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759642Ab3ICHVt (ORCPT ); Tue, 3 Sep 2013 03:21:49 -0400 Received: from terminus.zytor.com ([198.137.202.10]:36318 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754341Ab3ICHVr (ORCPT ); Tue, 3 Sep 2013 03:21:47 -0400 Date: Tue, 3 Sep 2013 00:16:09 -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: Add beautifier for lseek's whence arg Git-Commit-ID: 579e7865b2d431bb7d380a1b4ea0aa8eb8a10fd4 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-4.2.7 (terminus.zytor.com [127.0.0.1]); Tue, 03 Sep 2013 00:16:15 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 579e7865b2d431bb7d380a1b4ea0aa8eb8a10fd4 Gitweb: http://git.kernel.org/tip/579e7865b2d431bb7d380a1b4ea0aa8eb8a10fd4 Author: Arnaldo Carvalho de Melo AuthorDate: Mon, 2 Sep 2013 15:37:32 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Mon, 2 Sep 2013 15:37:32 -0300 perf trace: Add beautifier for lseek's whence arg [root@zoo ~]# perf trace -a -e lseek | head -1 546.922 ( 0.004 ms): 1184 lseek(fd: 26, offset: 0, whence: CUR) = 2 [root@zoo ~]# 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-2eiuhwz9jbnhj80q6jaqeji4@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-trace.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 1a6cb74..02aaea6 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -24,6 +24,31 @@ static size_t syscall_arg__scnprintf_hex(char *bf, size_t size, #define SCA_HEX syscall_arg__scnprintf_hex +static size_t syscall_arg__scnprintf_whence(char *bf, size_t size, + unsigned long arg, u8 *arg_mask __maybe_unused) +{ + int whence = arg; + + switch (whence) { +#define P_WHENCE(n) case SEEK_##n: return scnprintf(bf, size, #n) + P_WHENCE(SET); + P_WHENCE(CUR); + P_WHENCE(END); +#ifdef SEEK_DATA + P_WHENCE(DATA); +#endif +#ifdef SEEK_HOLE + P_WHENCE(HOLE); +#endif +#undef P_WHENCE + default: break; + } + + return scnprintf(bf, size, "%#x", whence); +} + +#define SCA_WHENCE syscall_arg__scnprintf_whence + static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, unsigned long arg, u8 *arg_mask __maybe_unused) { @@ -201,6 +226,8 @@ static struct syscall_fmt { .arg_scnprintf = { [1] = SCA_FUTEX_OP, /* op */ }, }, { .name = "ioctl", .errmsg = true, .arg_scnprintf = { [2] = SCA_HEX, /* arg */ }, }, + { .name = "lseek", .errmsg = true, + .arg_scnprintf = { [2] = SCA_WHENCE, /* whence */ }, }, { .name = "lstat", .errmsg = true, .alias = "newlstat", }, { .name = "madvise", .errmsg = true, .arg_scnprintf = { [0] = SCA_HEX, /* start */