From: tip-bot for Benjamin Peterson <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: hpa@zytor.com, tglx@linutronix.de, jolsa@redhat.com,
benjamin@python.org, peterz@infradead.org, acme@redhat.com,
alexander.shishkin@linux.intel.com, mingo@kernel.org,
linux-kernel@vger.kernel.org, namhyung@kernel.org
Subject: [tip:perf/core] perf trace beauty: Alias 'umount' to 'umount2'
Date: Thu, 6 Sep 2018 06:44:49 -0700 [thread overview]
Message-ID: <tip-3de3e8bbf302545ef9acebb9f900939ac5c3820f@git.kernel.org> (raw)
In-Reply-To: <20180828035344.31500-1-benjamin@python.org>
Commit-ID: 3de3e8bbf302545ef9acebb9f900939ac5c3820f
Gitweb: https://git.kernel.org/tip/3de3e8bbf302545ef9acebb9f900939ac5c3820f
Author: Benjamin Peterson <benjamin@python.org>
AuthorDate: Mon, 27 Aug 2018 20:53:44 -0700
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 30 Aug 2018 15:52:25 -0300
perf trace beauty: Alias 'umount' to 'umount2'
Before:
# perf trace -e *mount* umount /dev/mapper/fedora-home /s
11.576 ( 0.004 ms) umount/3138 umount2(arg0: 94501956754656, arg1: 0, arg2: 1, arg3: 140051050083104, arg4: 4, arg5: 94501956755136) = -1 EINVAL Invalid argument
#
After:
# perf trace -e *mount* umount /s
0.000 ( 9.241 ms): umount/5251 umount2(name: 0x55f74a986480) = 0
Signed-off-by: Benjamin Peterson <benjamin@python.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180828035344.31500-1-benjamin@python.org
[ split from a larger patch ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-trace.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 97ace635bed8..c106189f4066 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -825,6 +825,7 @@ static struct syscall_fmt {
.arg = { [2] = { .scnprintf = SCA_SIGNUM, /* sig */ }, }, },
{ .name = "tkill",
.arg = { [1] = { .scnprintf = SCA_SIGNUM, /* sig */ }, }, },
+ { .name = "umount2", .alias = "umount", },
{ .name = "uname", .alias = "newuname", },
{ .name = "unlinkat",
.arg = { [0] = { .scnprintf = SCA_FDAT, /* dfd */ }, }, },
prev parent reply other threads:[~2018-09-06 13:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-28 3:53 [PATCH] perf trace beautify: Beautify flags of mount(2) and umount(2) Benjamin Peterson
2018-08-30 18:28 ` Arnaldo Carvalho de Melo
2018-08-30 21:50 ` Benjamin Peterson
2018-10-10 3:52 ` Benjamin Peterson
2018-10-10 12:55 ` Arnaldo Carvalho de Melo
2018-10-10 12:56 ` Arnaldo Carvalho de Melo
2018-10-23 2:40 ` Benjamin Peterson
2018-10-24 20:18 ` Arnaldo Carvalho de Melo
2018-10-26 6:23 ` Benjamin Peterson
2018-09-06 13:44 ` tip-bot for Benjamin Peterson [this message]
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