const char *opt_input_path;
static int opt_textdump;
-static int opt_pid;
static int opt_child;
int quit = 0;
pthread_exit(0);
}
if (!opt_input_path) {
- bt_list_for_each_entry(mmap_info, &mmap_list.head, list)
- helper_kernctl_buffer_flush(mmap_info->fd);
+ bt_list_for_each_entry(mmap_info, &mmap_list.head, list)
+ helper_kernctl_buffer_flush(mmap_info->fd);
}
sem_wait(&pause_sem);
sem_post(&pause_sem);
struct tm start;
uint64_t ts_nsec_start;
int pid;
+ int64_t syscall_ret;
+ const struct definition *scope;
timestamp = bt_ctf_get_timestamp(call_data);
if (opt_pid && opt_pid != pid)
goto end;
- printf("%02d:%02d:%02d.%09" PRIu64 " %d : %s\n", start.tm_hour,
- start.tm_min, start.tm_sec, ts_nsec_start,
- pid, bt_ctf_event_name(call_data));
+ if (strcmp(bt_ctf_event_name(call_data), "exit_syscall") == 0) {
+ scope = bt_ctf_get_top_level_scope(call_data,
+ BT_EVENT_FIELDS);
+ syscall_ret = bt_ctf_get_int64(bt_ctf_get_field(call_data,
+ scope, "_ret"));
+ printf("= %ld\n", syscall_ret);
+ } else {
+ printf("%02d:%02d:%02d.%09" PRIu64 " %d : %s ", start.tm_hour,
+ start.tm_min, start.tm_sec, ts_nsec_start,
+ pid, bt_ctf_event_name(call_data));
+ }
end:
return BT_CB_OK;
if (pid == -1ULL) {
goto error;
}
+
tid = get_context_tid(call_data);
if (tid == -1ULL) {
goto error;
child = find_process_tid(<tngtop, tid, comm);
if (!child)
child = add_proc(<tngtop, tid, comm, timestamp);
+ if (!child)
+ goto end;
update_proc(child, pid, tid, ppid, vpid, vtid, vppid, comm);
if (pid != tid) {
parent = find_process_tid(<tngtop, pid, comm);
if (!parent) {
parent = add_proc(<tngtop, pid, comm, timestamp);
- parent->pid = pid;
+ if (parent)
+ parent->pid = pid;
}
/* attach the parent to the current process */
update_perf_counter(child, call_data);
+end:
return BT_CB_OK;
error:
opt_child = 1;
break;
case OPT_PID:
- opt_textdump = 1;
+ //opt_textdump = 1;
break;
default:
ret = -EINVAL;
iter = bt_ctf_iter_create(bt_ctx, &begin_pos, NULL);
if (opt_textdump) {
- if (opt_pid) {
- printf("PID : %d, Child : %d\n", opt_pid, opt_child);
- }
bt_ctf_iter_add_callback(iter, 0, NULL, 0,
print_timestamp,
NULL, NULL, NULL);
strcpy(chan.name, channel_name);
chan.attr.overwrite = 0;
-// chan.attr.subbuf_size = 32768;
- chan.attr.subbuf_size = 1048576; /* 1MB */
- chan.attr.num_subbuf = 4;
+ if (opt_pid && opt_textdump) {
+ chan.attr.subbuf_size = 32768;
+ chan.attr.num_subbuf = 8;
+ } else {
+ chan.attr.subbuf_size = 1048576; /* 1MB */
+ chan.attr.num_subbuf = 4;
+ }
chan.attr.switch_timer_interval = 0;
chan.attr.read_timer_interval = 200;
chan.attr.output = LTTNG_EVENT_MMAP;
memset(&ev, '\0', sizeof(struct lttng_event));
//sprintf(ev.name, "sched_switch");
- ev.type = LTTNG_EVENT_TRACEPOINT;
- if ((ret = lttng_enable_event(handle, &ev, channel_name)) < 0) {
- fprintf(stderr,"error enabling event : %s\n",
- helper_lttcomm_get_readable_code(ret));
- goto error_session;
- }
+// if (!opt_pid) {
+ ev.type = LTTNG_EVENT_TRACEPOINT;
+ if ((ret = lttng_enable_event(handle, &ev, channel_name)) < 0) {
+ fprintf(stderr,"error enabling event : %s\n",
+ helper_lttcomm_get_readable_code(ret));
+ goto error_session;
+ }
+// }
ev.type = LTTNG_EVENT_SYSCALL;
if ((ret = lttng_enable_event(handle, &ev, channel_name)) < 0) {
kctxpid.ctx = LTTNG_EVENT_CONTEXT_PID;
lttng_add_context(handle, &kctxpid, NULL, NULL);
- kctxppid.ctx = LTTNG_EVENT_CONTEXT_PPID;
- lttng_add_context(handle, &kctxppid, NULL, NULL);
- kctxcomm.ctx = LTTNG_EVENT_CONTEXT_PROCNAME;
- lttng_add_context(handle, &kctxcomm, NULL, NULL);
kctxtid.ctx = LTTNG_EVENT_CONTEXT_TID;
lttng_add_context(handle, &kctxtid, NULL, NULL);
- kctxpid.ctx = LTTNG_EVENT_CONTEXT_VPID;
- lttng_add_context(handle, &kctxpid, NULL, NULL);
- kctxtid.ctx = LTTNG_EVENT_CONTEXT_VTID;
- lttng_add_context(handle, &kctxtid, NULL, NULL);
+// if (!opt_pid) {
+ kctxppid.ctx = LTTNG_EVENT_CONTEXT_PPID;
+ lttng_add_context(handle, &kctxppid, NULL, NULL);
+ kctxcomm.ctx = LTTNG_EVENT_CONTEXT_PROCNAME;
+ lttng_add_context(handle, &kctxcomm, NULL, NULL);
+ kctxpid.ctx = LTTNG_EVENT_CONTEXT_VPID;
+ lttng_add_context(handle, &kctxpid, NULL, NULL);
+ kctxtid.ctx = LTTNG_EVENT_CONTEXT_VTID;
+ lttng_add_context(handle, &kctxtid, NULL, NULL);
+// }
if ((ret = lttng_start_tracing("test")) < 0) {
fprintf(stderr,"error starting tracing : %s\n",