From: tip-bot for Arnaldo Carvalho de Melo <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: dsahern@gmail.com, acme@redhat.com, adrian.hunter@intel.com,
hpa@zytor.com, mingo@kernel.org, namhyung@kernel.org,
linux-kernel@vger.kernel.org, jolsa@kernel.org,
tglx@linutronix.de, wangnan0@huawei.com
Subject: [tip:perf/core] perf trace: Beautify set_tid_address, getpid, getppid return values
Date: Wed, 13 Apr 2016 00:16:11 -0700 [thread overview]
Message-ID: <tip-psbpplqupatom9x4uohbxid5@git.kernel.org> (raw)
Commit-ID: c65f10701ac68259043ccbfac1979778a1fd7846
Gitweb: http://git.kernel.org/tip/c65f10701ac68259043ccbfac1979778a1fd7846
Author: Arnaldo Carvalho de Melo <acme@redhat.com>
AuthorDate: Wed, 6 Apr 2016 14:55:18 -0300
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Wed, 6 Apr 2016 14:58:59 -0300
perf trace: Beautify set_tid_address, getpid, getppid return values
Showing the COMM for that return, if available.
# trace -e getpid,getppid,set_tid_address
490.007 ( 0.005 ms): sh/8250 getpid(...) = 8250 (sh)
490.014 ( 0.001 ms): sh/8250 getppid(...) = 7886 (make)
491.156 ( 0.004 ms): install/8251 set_tid_address(tidptr: 0x7f204a9d4ad0) = 8251 (install)
^C
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-psbpplqupatom9x4uohbxid5@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-trace.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 22a4901..191f4d6 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1166,6 +1166,8 @@ static struct syscall_fmt {
{ .name = "getdents64", .errmsg = true,
.arg_scnprintf = { [0] = SCA_FD, /* fd */ }, },
{ .name = "getitimer", .errmsg = true, STRARRAY(0, which, itimers), },
+ { .name = "getpid", .errpid = true, },
+ { .name = "getppid", .errpid = true, },
{ .name = "getrandom", .errmsg = true,
.arg_scnprintf = { [2] = SCA_GETRANDOM_FLAGS, /* flags */ }, },
{ .name = "getrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), },
@@ -1324,6 +1326,7 @@ static struct syscall_fmt {
{ .name = "sendto", .errmsg = true,
.arg_scnprintf = { [0] = SCA_FD, /* fd */
[3] = SCA_MSG_FLAGS, /* flags */ }, },
+ { .name = "set_tid_address", .errpid = true, },
{ .name = "setitimer", .errmsg = true, STRARRAY(0, which, itimers), },
{ .name = "setrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), },
{ .name = "setxattr", .errmsg = true,
reply other threads:[~2016-04-13 7:16 UTC|newest]
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