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Message-ID: <tip-afajwap3mr60dfl4qpdl1pxn@git.kernel.org>
Date: Mon, 14 Oct 2013 22:31:35 -0700
From: tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, eranian@...gle.com, paulus@...ba.org,
acme@...hat.com, hpa@...or.com, mingo@...nel.org,
peterz@...radead.org, efault@....de, jolsa@...hat.com,
fweisbec@...il.com, adrian.hunter@...el.com, dsahern@...il.com,
tglx@...utronix.de
Subject: [tip:perf/core] perf trace: Initial beautifier for ioctl's 'cmd'
arg
Commit-ID: 78645cf3ed32860a3e83b8e35aa469f5b844a4ba
Gitweb: http://git.kernel.org/tip/78645cf3ed32860a3e83b8e35aa469f5b844a4ba
Author: Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Tue, 8 Oct 2013 17:43:20 -0300
Committer: Arnaldo Carvalho de Melo <acme@...hat.com>
CommitDate: Fri, 11 Oct 2013 12:18:02 -0300
perf trace: Initial beautifier for ioctl's 'cmd' arg
[root@zoo linux]# trace -e ioctl | grep -v "cmd: 0x" | head -10
0.386 ( 0.001 ms): trace/1602 ioctl(fd: 1<pipe:[127057]>, cmd: TCGETS, arg: 0x7fff59fcb4d0 ) = -1 ENOTTY Inappropriate ioctl for device
1459.368 ( 0.002 ms): inotify_reader/10352 ioctl(fd: 18<anon_inode:inotify>, cmd: FIONREAD, arg: 0x7fb835228bcc ) = 0
1463.586 ( 0.002 ms): inotify_reader/10352 ioctl(fd: 18<anon_inode:inotify>, cmd: FIONREAD, arg: 0x7fb835228bcc ) = 0
1463.611 ( 0.002 ms): inotify_reader/10352 ioctl(fd: 18<anon_inode:inotify>, cmd: FIONREAD, arg: 0x7fb835228bcc ) = 0
3740.526 ( 0.002 ms): awk/1612 ioctl(fd: 1<pipe:[128265]>, cmd: TCGETS, arg: 0x7fff4d166b90 ) = -1 ENOTTY Inappropriate ioctl for device
3740.704 ( 0.001 ms): awk/1612 ioctl(fd: 3</proc/meminfo>, cmd: TCGETS, arg: 0x7fff4d1669a0 ) = -1 ENOTTY Inappropriate ioctl for device
3742.550 ( 0.002 ms): ps/1614 ioctl(fd: 1<pipe:[128266]>, cmd: TIOCGWINSZ, arg: 0x7fff591762b0 ) = -1 ENOTTY Inappropriate ioctl for device
3742.555 ( 0.003 ms): ps/1614 ioctl(fd: 2<socket:[19550]>, cmd: TIOCGWINSZ, arg: 0x7fff591762b0 ) = -1 ENOTTY Inappropriate ioctl for device
3742.558 ( 0.002 ms): ps/1614 ioctl(cmd: TIOCGWINSZ, arg: 0x7fff591762b0 ) = -1 ENOTTY Inappropriate ioctl for device
3742.572 ( 0.002 ms): ps/1614 ioctl(fd: 1<pipe:[128266]>, cmd: TCGETS, arg: 0x7fff59176220 ) = -1 ENOTTY Inappropriate ioctl for device
[root@zoo linux]#
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Jiri Olsa <jolsa@...hat.com>
Cc: Mike Galbraith <efault@....de>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-afajwap3mr60dfl4qpdl1pxn@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
---
tools/perf/builtin-trace.c | 34 +++++++++++++++++++++++++++++++++-
1 file changed, 33 insertions(+), 1 deletion(-)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 0d4af1d..19ddcab 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -81,6 +81,14 @@ static size_t syscall_arg__scnprintf_strarray(char *bf, size_t size,
#define SCA_STRARRAY syscall_arg__scnprintf_strarray
+static size_t syscall_arg__scnprintf_strhexarray(char *bf, size_t size,
+ struct syscall_arg *arg)
+{
+ return __syscall_arg__scnprintf_strarray(bf, size, "%#x", arg);
+}
+
+#define SCA_STRHEXARRAY syscall_arg__scnprintf_strhexarray
+
static size_t syscall_arg__scnprintf_fd(char *bf, size_t size,
struct syscall_arg *arg);
@@ -633,6 +641,28 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal
#define SCA_SIGNUM syscall_arg__scnprintf_signum
+#define TCGETS 0x5401
+
+static const char *tioctls[] = {
+ "TCGETS", "TCSETS", "TCSETSW", "TCSETSF", "TCGETA", "TCSETA", "TCSETAW",
+ "TCSETAF", "TCSBRK", "TCXONC", "TCFLSH", "TIOCEXCL", "TIOCNXCL",
+ "TIOCSCTTY", "TIOCGPGRP", "TIOCSPGRP", "TIOCOUTQ", "TIOCSTI",
+ "TIOCGWINSZ", "TIOCSWINSZ", "TIOCMGET", "TIOCMBIS", "TIOCMBIC",
+ "TIOCMSET", "TIOCGSOFTCAR", "TIOCSSOFTCAR", "FIONREAD", "TIOCLINUX",
+ "TIOCCONS", "TIOCGSERIAL", "TIOCSSERIAL", "TIOCPKT", "FIONBIO",
+ "TIOCNOTTY", "TIOCSETD", "TIOCGETD", "TCSBRKP", [0x27] = "TIOCSBRK",
+ "TIOCCBRK", "TIOCGSID", "TCGETS2", "TCSETS2", "TCSETSW2", "TCSETSF2",
+ "TIOCGRS485", "TIOCSRS485", "TIOCGPTN", "TIOCSPTLCK",
+ "TIOCGDEV||TCGETX", "TCSETX", "TCSETXF", "TCSETXW", "TIOCSIG",
+ "TIOCVHANGUP", "TIOCGPKT", "TIOCGPTLCK", "TIOCGEXCL",
+ [0x50] = "FIONCLEX", "FIOCLEX", "FIOASYNC", "TIOCSERCONFIG",
+ "TIOCSERGWILD", "TIOCSERSWILD", "TIOCGLCKTRMIOS", "TIOCSLCKTRMIOS",
+ "TIOCSERGSTRUCT", "TIOCSERGETLSR", "TIOCSERGETMULTI", "TIOCSERSETMULTI",
+ "TIOCMIWAIT", "TIOCGICOUNT", [0x60] = "FIOQSIZE",
+};
+
+static DEFINE_STRARRAY_OFFSET(tioctls, 0x5401);
+
#define STRARRAY(arg, name, array) \
.arg_scnprintf = { [arg] = SCA_STRARRAY, }, \
.arg_parm = { [arg] = &strarray__##array, }
@@ -713,7 +743,9 @@ static struct syscall_fmt {
{ .name = "getrlimit", .errmsg = true, STRARRAY(0, resource, rlimit_resources), },
{ .name = "ioctl", .errmsg = true,
.arg_scnprintf = { [0] = SCA_FD, /* fd */
- [2] = SCA_HEX, /* arg */ }, },
+ [1] = SCA_STRHEXARRAY, /* cmd */
+ [2] = SCA_HEX, /* arg */ },
+ .arg_parm = { [1] = &strarray__tioctls, /* cmd */ }, },
{ .name = "kill", .errmsg = true,
.arg_scnprintf = { [1] = SCA_SIGNUM, /* sig */ }, },
{ .name = "linkat", .errmsg = true,
--
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