OPT_PROBE,
OPT_FUNCTION,
OPT_FUNCTION_ENTRY,
+ OPT_SYSCALL,
};
static struct lttng_handle *handle;
{"probe", 0, POPT_ARG_STRING, 0, OPT_PROBE, 0, 0},
{"function", 0, POPT_ARG_STRING, 0, OPT_FUNCTION, 0, 0},
{"function:entry", 0, POPT_ARG_STRING, 0, OPT_FUNCTION_ENTRY, 0, 0},
+ {"syscall", 0, POPT_ARG_NONE, 0, OPT_SYSCALL, 0, 0},
{0, 0, 0, 0, 0, 0, 0}
};
fprintf(ofp, " decimal (NNN...) or hexadecimal (0xNNN...)\n");
fprintf(ofp, " --function:entry symbol\n");
fprintf(ofp, " Function tracer event\n");
+ fprintf(ofp, " --syscall System call event\n");
fprintf(ofp, " --marker User-space marker (deprecated)\n");
fprintf(ofp, "\n");
}
}
if (opt_enable_all) {
- if (opt_kernel) {
- ret = lttng_enable_event(handle, NULL, channel_name);
- if (ret == 0) {
- MSG("All kernel events are enabled in channel %s", channel_name);
+ /* Default setup for enable all */
+ ev.name[0] = '\0';
+ ev.type = opt_event_type;
+
+ ret = lttng_enable_event(handle, &ev, channel_name);
+ if (ret < 0) {
+ goto error;
+ }
+
+ switch (opt_event_type) {
+ case LTTNG_EVENT_TRACEPOINT:
+ if (opt_kernel) {
+ MSG("All kernel events are enabled in channel %s",
+ channel_name);
+ }
+ break;
+ case LTTNG_EVENT_SYSCALL:
+ if (opt_kernel) {
+ MSG("All kernel system calls are enabled in channel %s",
+ channel_name);
}
+ break;
+ default:
+ /*
+ * We should not be here since lttng_enable_event should had failed
+ * on the event type.
+ */
goto error;
+
}
- /* TODO: User-space tracer */
+ goto end;
}
/* Strip event list */
LTTNG_SYMBOL_NAME_LEN);
ev.attr.ftrace.symbol_name[LTTNG_SYMBOL_NAME_LEN - 1] = '\0';
break;
+ case LTTNG_EVENT_SYSCALL:
+ MSG("per-syscall selection not supported yet. Use \"-a\" for all syscalls.");
+ ret = CMD_NOT_IMPLEMENTED;
+ goto error;
default:
ret = CMD_NOT_IMPLEMENTED;
goto error;
event_name = strtok(NULL, ",");
}
+end:
error:
if (opt_channel_name == NULL) {
free(channel_name);
opt_event_type = LTTNG_EVENT_FUNCTION_ENTRY;
opt_function_entry_symbol = poptGetOptArg(pc);
break;
+ case OPT_SYSCALL:
+ opt_event_type = LTTNG_EVENT_SYSCALL;
+ break;
default:
usage(stderr);
ret = CMD_UNDEFINED;