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perf trace: Beautify epoll_ctl 'op' arg

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[root@sandy ~]# perf trace -e epoll_ctl
 2.490 (0.003 ms): systemd-logind/586 epoll_ctl(epfd: 10, op: ADD, fd: 24, event: 0x7fff22314ef0) = 0
 2.621 (0.003 ms): systemd-logind/586 epoll_ctl(epfd: 10, op: DEL, fd: 24                       ) = 0
 2.833 (0.010 ms): systemd-logind/586 epoll_ctl(epfd: 10, op: ADD, fd: 24, event: 0x7fff22314cd0) = 0
 2.953 (0.002 ms): systemd-logind/586 epoll_ctl(epfd: 10, op: DEL, fd: 24                       ) = 0
 3.118 (0.002 ms): systemd-logind/586 epoll_ctl(epfd: 10, op: ADD, fd: 24, event: 0x7fff22314d20) = 0
 4.762 (0.002 ms): systemd-logind/586 epoll_ctl(epfd: 10, op: DEL, fd: 24                       ) = 0
^C[root@sandy ~]#

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-88xz9phc8cbicnxonud6if8h@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2013-09-20 11:27:32 -03:00
parent 4adcc43003
commit eac032c54b
1 changed files with 6 additions and 0 deletions
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6
tools/perf/builtin-trace.c
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@ -232,6 +232,9 @@ static size_t syscall_arg__scnprintf_futex_op(char *bf, size_t size, struct sysc
#define SCA_FUTEX_OP syscall_arg__scnprintf_futex_op
static const char *epoll_ctl_ops[] = { [1] = "ADD", "DEL", "MOD", };
static DEFINE_STRARRAY(epoll_ctl_ops);
static const char *itimers[] = { "REAL", "VIRTUAL", "PROF", };
static DEFINE_STRARRAY(itimers);
@ -543,6 +546,9 @@ static struct syscall_fmt {
{ .name = "brk", .hexret = true,
.arg_scnprintf = { [0] = SCA_HEX, /* brk */ }, },
{ .name = "connect", .errmsg = true, },
{ .name = "epoll_ctl", .errmsg = true,
.arg_scnprintf = { [1] = SCA_STRARRAY, /* op */ },
.arg_parm = { [1] = &strarray__epoll_ctl_ops, /* op */ }, },
{ .name = "eventfd2", .errmsg = true,
.arg_scnprintf = { [1] = SCA_EFD_FLAGS, /* flags */ }, },
{ .name = "fcntl", .errmsg = true,