LTT_FIELD_PID,
LTT_FIELD_FILENAME,
LTT_FIELD_NAME,
+ LTT_FIELD_TYPE,
LTT_FIELD_MODE,
LTT_FIELD_SUBMODE,
LTT_FIELD_STATUS,
LTTV_STATE_RUN,
LTTV_STATE_DEAD;
+LttvProcessType
+ LTTV_STATE_USER_THREAD,
+ LTTV_STATE_KERNEL_THREAD;
+
static GQuark
LTTV_STATE_TRACEFILES,
LTTV_STATE_PROCESSES,
process = (LttvProcessState *)value;
fprintf(fp,
-" <PROCESS CORE=%p PID=%u PPID=%u CTIME_S=%lu CTIME_NS=%lu NAME=\"%s\" CPU=\"%u\">\n",
- process, process->pid, process->ppid, process->creation_time.tv_sec,
+" <PROCESS CORE=%p PID=%u PPID=%u TYPE=\"%s\"CTIME_S=%lu CTIME_NS=%lu NAME=\"%s\" CPU=\"%u\">\n",
+ process, process->pid, process->ppid, g_quark_to_string(process->type),
+ process->creation_time.tv_sec,
process->creation_time.tv_nsec, g_quark_to_string(process->name),
process->cpu);
typedef struct _LttvNameTables {
// FIXME GQuark *eventtype_names;
GQuark *syscall_names;
- guint nb_syscalls;
+ guint nb_syscalls;
GQuark *trap_names;
+ guint nb_traps;
GQuark *irq_names;
GQuark *soft_irq_names;
} LttvNameTables;
ltt_enum_string_get(t, i));
}
*/
-
+ name_tables->nb_traps = 256;
name_tables->trap_names = g_new(GQuark, 256);
for(i = 0 ; i < 256 ; i++) {
g_string_printf(fe_name, "trap %d", i);
}
} else {
name_tables->trap_names = NULL;
+ name_tables->nb_traps = 0;
}
if(!lttv_trace_find_hook(tcs->parent.t,
tcs->syscall_names = name_tables->syscall_names;
tcs->nb_syscalls = name_tables->nb_syscalls;
tcs->trap_names = name_tables->trap_names;
+ tcs->nb_traps = name_tables->nb_traps;
tcs->irq_names = name_tables->irq_names;
tcs->soft_irq_names = name_tables->soft_irq_names;
}
process->name = name;
//process->last_cpu = tfs->cpu_name;
//process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfs)->tf);
- process->kernel_thread = 0;
+ process->type = LTTV_STATE_USER_THREAD;
process->usertrace = ltt_state_usertrace_find(tcs, pid, timestamp);
process->current_function = 0; //function 0x0 by default.
LttvExecutionSubmode submode;
- submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[
- ltt_event_get_unsigned(e, f)];
+ guint nb_traps = ((LttvTraceState *)(s->parent.t_context))->nb_traps;
+ guint trap = ltt_event_get_unsigned(e, f);
+
+ if(trap < nb_traps) {
+ submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[trap];
+ } else {
+ /* Fixup an incomplete trap table */
+ GString *string = g_string_new("");
+ g_string_printf(string, "trap %u", trap);
+ submode = g_quark_from_string(string->str);
+ g_string_free(string, TRUE);
+ }
+
push_state(s, LTTV_STATE_TRAP, submode);
return FALSE;
}
process = lttv_state_find_process(ts, ANY_CPU, pid);
es = &g_array_index(process->execution_stack, LttvExecutionState, 0);
es->t = LTTV_STATE_SYSCALL;
- process->kernel_thread = 1;
+ process->type = LTTV_STATE_KERNEL_THREAD;
return FALSE;
}
LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
LttvProcessState *process = ts->running_process[cpu];
LttvProcessState *parent_process;
- LttField *f4, *f5, *f6;
- GQuark mode, submode, status;
+ LttField *f4, *f5, *f6, *f7;
+ GQuark type, mode, submode, status;
+ LttvExecutionState *es;
/* PID */
pid = ltt_event_get_unsigned(e, thf->f1);
/* Command name */
command = ltt_event_get_string(e, thf->f3);
- /* mode */
- f4 = ltt_eventtype_field_by_name(et, LTT_FIELD_MODE);
- mode = ltt_enum_string_get(ltt_field_type(f4),
+ /* type */
+ f4 = ltt_eventtype_field_by_name(et, LTT_FIELD_TYPE);
+ type = ltt_enum_string_get(ltt_field_type(f4),
ltt_event_get_unsigned(e, f4));
- /* submode */
- f5 = ltt_eventtype_field_by_name(et, LTT_FIELD_SUBMODE);
- submode = ltt_enum_string_get(ltt_field_type(f5),
+ /* mode */
+ f5 = ltt_eventtype_field_by_name(et, LTT_FIELD_MODE);
+ mode = ltt_enum_string_get(ltt_field_type(f5),
ltt_event_get_unsigned(e, f5));
- /* status */
- f6 = ltt_eventtype_field_by_name(et, LTT_FIELD_STATUS);
- status = ltt_enum_string_get(ltt_field_type(f6),
+ /* submode */
+ f6 = ltt_eventtype_field_by_name(et, LTT_FIELD_SUBMODE);
+ submode = ltt_enum_string_get(ltt_field_type(f6),
ltt_event_get_unsigned(e, f6));
+ /* status */
+ f7 = ltt_eventtype_field_by_name(et, LTT_FIELD_STATUS);
+ status = ltt_enum_string_get(ltt_field_type(f7),
+ ltt_event_get_unsigned(e, f7));
+
/* The process might exist if a process was forked while performing the sate dump. */
process = lttv_state_find_process(ts, ANY_CPU, pid);
if(process == NULL) {
&s->parent.timestamp);
/* Keep the stack bottom : a running user mode */
-#if 0
/* Disabled because of inconsistencies in the current statedump states. */
- if(mode == LTTV_STATE_USER_MODE) {
+ if(type == LTTV_STATE_KERNEL_THREAD) {
/* Only keep the bottom */
process->execution_stack = g_array_set_size(process->execution_stack, 1);
+ es = process->state = &g_array_index(process->execution_stack,
+ LttvExecutionState, 0);
+ es->t = LTTV_STATE_SYSCALL;
+ es->s = status;
+ es->n = submode;
} else {
/* On top of it : */
- LttvExecutionState *es;
es = process->state = &g_array_index(process->execution_stack,
LttvExecutionState, 1);
- es->t = mode;
+ es->t = LTTV_STATE_USER_MODE;
es->s = status;
es->n = submode;
}
-#endif //0
-
+#if 0
/* UNKNOWN STATE */
{
- LttvExecutionState *es;
es = process->state = &g_array_index(process->execution_stack,
LttvExecutionState, 1);
es->t = LTTV_STATE_MODE_UNKNOWN;
es->s = LTTV_STATE_UNNAMED;
es->n = LTTV_STATE_SUBMODE_UNKNOWN;
}
+#endif //0
} else {
/* The process has already been created :
* Probably was forked while dumping the process state or
* was simply scheduled in prior to get the state dump event.
+ * We know for sure if it is a user space thread.
*/
process->ppid = parent_pid;
process->name = g_quark_from_string(command);
+ es = &g_array_index(process->execution_stack, LttvExecutionState, 0);
+ if(type != LTTV_STATE_KERNEL_THREAD)
+ es->t = LTTV_STATE_USER_MODE;
/* Don't mess around with the stack, it will eventually become
* ok after the end of state dump. */
}
static void module_init()
{
- LTTV_STATE_UNNAMED = g_quark_from_string("unnamed");
+ LTTV_STATE_UNNAMED = g_quark_from_string("UNNAMED");
LTTV_STATE_MODE_UNKNOWN = g_quark_from_string("MODE_UNKNOWN");
LTTV_STATE_USER_MODE = g_quark_from_string("USER_MODE");
LTTV_STATE_SYSCALL = g_quark_from_string("SYSCALL");
LTTV_STATE_WAIT = g_quark_from_string("WAIT");
LTTV_STATE_RUN = g_quark_from_string("RUN");
LTTV_STATE_DEAD = g_quark_from_string("DEAD");
+ LTTV_STATE_USER_THREAD = g_quark_from_string("USER_THREAD");
+ LTTV_STATE_KERNEL_THREAD = g_quark_from_string("KERNEL_THREAD");
LTTV_STATE_TRACEFILES = g_quark_from_string("tracefiles");
LTTV_STATE_PROCESSES = g_quark_from_string("processes");
LTTV_STATE_PROCESS = g_quark_from_string("process");
LTT_FIELD_PID = g_quark_from_string("pid");
LTT_FIELD_FILENAME = g_quark_from_string("filename");
LTT_FIELD_NAME = g_quark_from_string("name");
+ LTT_FIELD_TYPE = g_quark_from_string("type");
LTT_FIELD_MODE = g_quark_from_string("mode");
LTT_FIELD_SUBMODE = g_quark_from_string("submode");
LTT_FIELD_STATUS = g_quark_from_string("status");
projects / lttv.git / blobdiff