perf trace: Beautify fcntl 'cmd' arg

This is just for the low hanging fruit 'cmd' arg, a proper beautifier
will as well use arg->mask to ignore the third arg for some of the
cmds.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-phhvcyi9vdnxw9l11tbquvru@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 7cb6052..8455a0a 100644 (file)
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -244,6 +244,14 @@ static const char *whences[] = { "SET", "CUR", "END",
 };
 static DEFINE_STRARRAY(whences);
 
+static const char *fcntl_cmds[] = {
+       "DUPFD", "GETFD", "SETFD", "GETFL", "SETFL", "GETLK", "SETLK",
+       "SETLKW", "SETOWN", "GETOWN", "SETSIG", "GETSIG", "F_GETLK64",
+       "F_SETLK64", "F_SETLKW64", "F_SETOWN_EX", "F_GETOWN_EX",
+       "F_GETOWNER_UIDS",
+};
+static DEFINE_STRARRAY(fcntl_cmds);
+
 static size_t syscall_arg__scnprintf_open_flags(char *bf, size_t size,
                                               struct syscall_arg *arg)
 {
@@ -315,6 +323,9 @@ static struct syscall_fmt {
          .arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, },
        { .name     = "mmap",       .hexret = true, },
        { .name     = "connect",    .errmsg = true, },
+       { .name     = "fcntl",      .errmsg = true,
+         .arg_scnprintf = { [1] = SCA_STRARRAY, /* cmd */ },
+         .arg_parm      = { [1] = &strarray__fcntl_cmds, /* cmd */ }, },
        { .name     = "fstat",      .errmsg = true, .alias = "newfstat", },
        { .name     = "fstatat",    .errmsg = true, .alias = "newfstatat", },
        { .name     = "futex",      .errmsg = true,