+
+#include <lttv/stats.h>
+#include <ltt/facility.h>
+#include <ltt/trace.h>
+#include <ltt/event.h>
+
+GQuark
+ LTTV_STATS_PROCESS_UNKNOWN,
+ LTTV_STATS_PROCESSES,
+ LTTV_STATS_CPU,
+ LTTV_STATS_MODE_TYPES,
+ LTTV_STATS_MODES,
+ LTTV_STATS_SUBMODES,
+ LTTV_STATS_EVENT_TYPES,
+ LTTV_STATS_CPU_TIME,
+ LTTV_STATS_ELAPSED_TIME,
+ LTTV_STATS_EVENTS,
+ LTTV_STATS_EVENTS_COUNT;
+
+static GQuark
+ LTTV_STATS_BEFORE_HOOKS,
+ LTTV_STATS_AFTER_HOOKS;
+
+static void remove_all_processes(GHashTable *processes);
+
+static void
+find_event_tree(LttvTracefileStats *tfcs, GQuark process, GQuark cpu,
+ GQuark mode, GQuark sub_mode, LttvAttribute **events_tree,
+ LttvAttribute **event_types_tree);
+
+static void
+init(LttvTracesetStats *self, LttvTraceset *ts)
+{
+ guint i, j, nb_trace, nb_control, nb_per_cpu, nb_tracefile;
+
+ LttvTraceContext *tc;
+
+ LttvTraceStats *tcs;
+
+ LttvTracefileContext *tfc;
+
+ LttvTracefileStats *tfcs;
+
+ LttTime timestamp = {0,0};
+
+ LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))->
+ init((LttvTracesetContext *)self, ts);
+
+ self->stats = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
+ nb_trace = lttv_traceset_number(ts);
+
+ for(i = 0 ; i < nb_trace ; i++) {
+ tcs = (LttvTraceStats *)tc = (LTTV_TRACESET_CONTEXT(self)->traces[i]);
+ tcs->stats = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
+
+ nb_control = ltt_trace_control_tracefile_number(tc->t);
+ nb_per_cpu = ltt_trace_per_cpu_tracefile_number(tc->t);
+ nb_tracefile = nb_control + nb_per_cpu;
+ for(j = 0 ; j < nb_tracefile ; j++) {
+ if(j < nb_control) {
+ tfcs = LTTV_TRACEFILE_STATS(tc->control_tracefiles[j]);
+ }
+ else {
+ tfcs = LTTV_TRACEFILE_STATS(tc->per_cpu_tracefiles[j - nb_control]);
+ }
+
+ tfcs->stats = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
+ find_event_tree(tfcs, LTTV_STATS_PROCESS_UNKNOWN,
+ tfcs->parent.cpu_name, LTTV_STATE_MODE_UNKNOWN,
+ LTTV_STATE_SUBMODE_UNKNOWN, &tfcs->current_events_tree,
+ &tfcs->current_event_types_tree);
+ }
+ }
+}
+
+
+static void
+fini(LttvTracesetStats *self)
+{
+ guint i, j, nb_trace, nb_tracefile;
+
+ LttvTraceset *ts;
+
+ LttvTraceContext *tc;
+
+ LttvTraceStats *tcs;
+
+ LttvTracefileContext *tfc;
+
+ LttvTracefileStats *tfcs;
+
+ LttTime timestamp = {0,0};
+
+ lttv_attribute_recursive_free(self->stats);
+ ts = self->parent.parent.ts;
+ nb_trace = lttv_traceset_number(ts);
+
+ for(i = 0 ; i < nb_trace ; i++) {
+ tcs = (LttvTraceStats *)tc = (LTTV_TRACESET_CONTEXT(self)->traces[i]);
+ lttv_attribute_recursive_free(tcs->stats);
+
+ nb_tracefile = ltt_trace_control_tracefile_number(tc->t);
+ for(j = 0 ; j < nb_tracefile ; j++) {
+ tfcs = (LttvTracefileStats *)tfc = tc->control_tracefiles[j];
+ lttv_attribute_recursive_free(tfcs->stats);
+ tfcs->current_events_tree = NULL;
+ tfcs->current_event_types_tree = NULL;
+ }
+
+ nb_tracefile = ltt_trace_per_cpu_tracefile_number(tc->t);
+ for(j = 0 ; j < nb_tracefile ; j++) {
+ tfcs = (LttvTracefileStats *)tfc = tc->per_cpu_tracefiles[j];
+ lttv_attribute_recursive_free(tfcs->stats);
+ tfcs->current_events_tree = NULL;
+ tfcs->current_event_types_tree = NULL;
+ }
+ }
+ LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))->
+ fini((LttvTracesetContext *)self);
+}
+
+
+static LttvTracesetContext *
+new_traceset_context(LttvTracesetContext *self)
+{
+ return LTTV_TRACESET_CONTEXT(g_object_new(LTTV_TRACESET_STATS_TYPE, NULL));
+}
+
+
+static LttvTraceContext *
+new_trace_context(LttvTracesetContext *self)
+{
+ return LTTV_TRACE_CONTEXT(g_object_new(LTTV_TRACE_STATS_TYPE, NULL));
+}
+
+
+static LttvTracefileContext *
+new_tracefile_context(LttvTracesetContext *self)
+{
+ return LTTV_TRACEFILE_CONTEXT(g_object_new(LTTV_TRACEFILE_STATS_TYPE, NULL));
+}
+
+
+static void
+traceset_stats_instance_init (GTypeInstance *instance, gpointer g_class)
+{
+}
+
+
+static void
+traceset_stats_finalize (LttvTracesetStats *self)
+{
+ G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACESET_STATE_TYPE))->
+ finalize(G_OBJECT(self));
+}
+
+
+static void
+traceset_stats_class_init (LttvTracesetContextClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+
+ gobject_class->finalize = (void (*)(GObject *self)) traceset_stats_finalize;
+ klass->init = (void (*)(LttvTracesetContext *self, LttvTraceset *ts))init;
+ klass->fini = (void (*)(LttvTracesetContext *self))fini;
+ klass->new_traceset_context = new_traceset_context;
+ klass->new_trace_context = new_trace_context;
+ klass->new_tracefile_context = new_tracefile_context;
+}
+
+
+GType
+lttv_traceset_stats_get_type(void)
+{
+ static GType type = 0;
+ if (type == 0) {
+ static const GTypeInfo info = {
+ sizeof (LttvTracesetStatsClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) traceset_stats_class_init, /* class_init */
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (LttvTracesetContext),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) traceset_stats_instance_init /* instance_init */
+ };
+
+ type = g_type_register_static (LTTV_TRACESET_STATE_TYPE, "LttvTracesetStatsType",
+ &info, 0);
+ }
+ return type;
+}
+
+
+static void
+trace_stats_instance_init (GTypeInstance *instance, gpointer g_class)
+{
+}
+
+
+static void
+trace_stats_finalize (LttvTraceStats *self)
+{
+ G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACE_STATE_TYPE))->
+ finalize(G_OBJECT(self));
+}
+
+
+static void
+trace_stats_class_init (LttvTraceContextClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+
+ gobject_class->finalize = (void (*)(GObject *self)) trace_stats_finalize;
+}
+
+
+GType
+lttv_trace_stats_get_type(void)
+{
+ static GType type = 0;
+ if (type == 0) {
+ static const GTypeInfo info = {
+ sizeof (LttvTraceStatsClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) trace_stats_class_init, /* class_init */
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (LttvTraceStats),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) trace_stats_instance_init /* instance_init */
+ };
+
+ type = g_type_register_static (LTTV_TRACE_STATE_TYPE,
+ "LttvTraceStatsType", &info, 0);
+ }
+ return type;
+}
+
+
+static void
+tracefile_stats_instance_init (GTypeInstance *instance, gpointer g_class)
+{
+}
+
+
+static void
+tracefile_stats_finalize (LttvTracefileStats *self)
+{
+ G_OBJECT_CLASS(g_type_class_peek(LTTV_TRACEFILE_STATE_TYPE))->
+ finalize(G_OBJECT(self));
+}
+
+
+static void
+tracefile_stats_class_init (LttvTracefileStatsClass *klass)
+{
+ GObjectClass *gobject_class = G_OBJECT_CLASS(klass);
+
+ gobject_class->finalize = (void (*)(GObject *self)) tracefile_stats_finalize;
+}
+
+
+GType
+lttv_tracefile_stats_get_type(void)
+{
+ static GType type = 0;
+ if (type == 0) {
+ static const GTypeInfo info = {
+ sizeof (LttvTracefileStatsClass),
+ NULL, /* base_init */
+ NULL, /* base_finalize */
+ (GClassInitFunc) tracefile_stats_class_init, /* class_init */
+ NULL, /* class_finalize */
+ NULL, /* class_data */
+ sizeof (LttvTracefileStats),
+ 0, /* n_preallocs */
+ (GInstanceInitFunc) tracefile_stats_instance_init /* instance_init */
+ };
+
+ type = g_type_register_static (LTTV_TRACEFILE_STATE_TYPE,
+ "LttvTracefileStatsType", &info, 0);
+ }
+ return type;
+}
+
+
+static void
+find_event_tree(LttvTracefileStats *tfcs, GQuark process, GQuark cpu,
+ GQuark mode, GQuark sub_mode, LttvAttribute **events_tree,
+ LttvAttribute **event_types_tree)
+{
+ LttvAttribute *a;
+
+ LttvTraceStats *tcs = LTTV_TRACE_STATS(tfcs->parent.parent.t_context);
+ a = lttv_attribute_find_subdir(tcs->stats, LTTV_STATS_PROCESSES);
+ a = lttv_attribute_find_subdir(a, tfcs->parent.process->pid_time);
+ a = lttv_attribute_find_subdir(a, LTTV_STATS_CPU);
+ a = lttv_attribute_find_subdir(a, tfcs->parent.cpu_name);
+ a = lttv_attribute_find_subdir(a, LTTV_STATS_MODE_TYPES);
+ a = lttv_attribute_find_subdir(a, tfcs->parent.process->state->t);
+ a = lttv_attribute_find_subdir(a, LTTV_STATS_SUBMODES);
+ a = lttv_attribute_find_subdir(a, tfcs->parent.process->state->n);
+ *events_tree = a;
+ a = lttv_attribute_find_subdir(a, LTTV_STATS_EVENT_TYPES);
+ *event_types_tree = a;
+}
+
+
+static void update_event_tree(LttvTracefileStats *tfcs)
+{
+ LttvExecutionState *es = tfcs->parent.process->state;
+
+ find_event_tree(tfcs, tfcs->parent.process->pid_time, tfcs->parent.cpu_name,
+ es->t, es->n, &(tfcs->current_events_tree),
+ &(tfcs->current_event_types_tree));
+}
+
+
+static void mode_change(LttvTracefileStats *tfcs)
+{
+ LttvAttributeValue cpu_time;
+
+ LttTime delta;
+
+ lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_CPU_TIME,
+ LTTV_TIME, &cpu_time);
+ TimeSub(delta, tfcs->parent.parent.timestamp,
+ tfcs->parent.process->state->change);
+ TimeAdd(*(cpu_time.v_time), *(cpu_time.v_time), delta);
+}
+
+
+static void mode_end(LttvTracefileStats *tfcs)
+{
+ LttvAttributeValue elapsed_time, cpu_time;
+
+ LttTime delta;
+
+ lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_ELAPSED_TIME,
+ LTTV_TIME, &elapsed_time);
+ TimeSub(delta, tfcs->parent.parent.timestamp,
+ tfcs->parent.process->state->entry);
+ TimeAdd(*(elapsed_time.v_time), *(elapsed_time.v_time), delta);
+
+ lttv_attribute_find(tfcs->current_events_tree, LTTV_STATS_CPU_TIME,
+ LTTV_TIME, &cpu_time);
+ TimeSub(delta, tfcs->parent.parent.timestamp,
+ tfcs->parent.process->state->change);
+ TimeAdd(*(cpu_time.v_time), *(cpu_time.v_time), delta);
+}
+
+
+static gboolean before_syscall_entry(void *hook_data, void *call_data)
+{
+ mode_change((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+static gboolean after_syscall_entry(void *hook_data, void *call_data)
+{
+ update_event_tree((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean before_syscall_exit(void *hook_data, void *call_data)
+{
+ mode_end((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+static gboolean after_syscall_exit(void *hook_data, void *call_data)
+{
+ update_event_tree((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean before_trap_entry(void *hook_data, void *call_data)
+{
+ mode_change((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+static gboolean after_trap_entry(void *hook_data, void *call_data)
+{
+ update_event_tree((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean before_trap_exit(void *hook_data, void *call_data)
+{
+ mode_end((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean after_trap_exit(void *hook_data, void *call_data)
+{
+ update_event_tree((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean before_irq_entry(void *hook_data, void *call_data)
+{
+ mode_change((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean after_irq_entry(void *hook_data, void *call_data)
+{
+ update_event_tree((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean before_irq_exit(void *hook_data, void *call_data)
+{
+ mode_end((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean after_irq_exit(void *hook_data, void *call_data)
+{
+ update_event_tree((LttvTracefileStats *)call_data);
+ return FALSE;
+}
+
+
+gboolean before_schedchange(void *hook_data, void *call_data)
+{
+ LttvTraceHook *h = (LttvTraceHook *)hook_data;
+
+ LttvTracefileStats *tfcs = (LttvTracefileStats *)call_data;
+
+ guint pid_in, pid_out, state_out;
+
+ LttvProcessState *process;
+
+ pid_in = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f1);
+ pid_out = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f2);
+ state_out = ltt_event_get_unsigned(tfcs->parent.parent.e, h->f3);
+
+ /* compute the time for the process to schedule out */
+
+ mode_change(tfcs);
+
+ /* get the information for the process scheduled in */
+
+ process = lttv_state_find_process(&(tfcs->parent), pid_in);
+
+ find_event_tree(tfcs, process->pid_time, tfcs->parent.cpu_name,
+ process->state->t, process->state->n, &(tfcs->current_events_tree),
+ &(tfcs->current_event_types_tree));
+
+ /* compute the time waiting for the process to schedule in */
+
+ mode_change(tfcs);
+ return FALSE;
+}
+
+
+gboolean process_fork(void *hook_data, void *call_data)
+{
+ /* nothing to do for now */
+ return FALSE;
+}
+
+
+gboolean process_exit(void *hook_data, void *call_data)
+{
+ /* We should probably exit all modes here or we could do that at
+ schedule out. */
+ return FALSE;
+}
+
+
+gboolean every_event(void *hook_data, void *call_data)
+{
+ LttvTracefileStats *tfcs = (LttvTracefileStats *)call_data;
+
+ LttvAttributeValue v;
+
+ /* The current branch corresponds to the tracefile/process/interrupt state.
+ Statistics are added within it, to count the number of events of this
+ type occuring in this context. A quark has been pre-allocated for each
+ event type and is used as name. */
+
+ lttv_attribute_find(tfcs->current_event_types_tree,
+ ((LttvTraceState *)(tfcs->parent.parent.t_context))->
+ eventtype_names[ltt_event_eventtype_id(tfcs->parent.parent.e)],
+ LTTV_UINT, &v);
+ (*(v.v_uint))++;
+ return FALSE;
+}
+
+
+static gboolean
+sum_stats(void *hook_data, void *call_data)
+{
+ LttvTracesetStats *tscs = (LttvTracesetStats *)call_data;
+
+ LttvTraceStats *tcs;
+
+ LttvTraceset *traceset = tscs->parent.parent.ts;
+
+ LttvAttributeType type;
+
+ LttvAttributeValue value;
+
+ LttvAttributeName name;
+
+ unsigned sum;
+
+ int i, j, k, l, m, n, nb_trace, nb_process, nb_cpu, nb_mode_type, nb_submode,
+ nb_event_type;
+
+ LttvAttribute *main_tree, *processes_tree, *process_tree, *cpus_tree,
+ *cpu_tree, *mode_tree, *mode_types_tree, *submodes_tree,
+ *submode_tree, *event_types_tree, *mode_events_tree,
+ *cpu_events_tree, *process_modes_tree, *trace_cpu_tree,
+ *trace_modes_tree, *traceset_modes_tree;
+
+ traceset_modes_tree = lttv_attribute_find_subdir(tscs->stats,
+ LTTV_STATS_MODES);
+ nb_trace = lttv_traceset_number(traceset);
+
+ for(i = 0 ; i < nb_trace ; i++) {
+ tcs = (LttvTraceStats *)(tscs->parent.parent.traces[i]);
+ main_tree = tcs->stats;
+ processes_tree = lttv_attribute_find_subdir(main_tree,
+ LTTV_STATS_PROCESSES);
+ trace_modes_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_MODES);
+ nb_process = lttv_attribute_get_number(processes_tree);
+
+ for(j = 0 ; j < nb_process ; j++) {
+ type = lttv_attribute_get(processes_tree, j, &name, &value);
+ process_tree = LTTV_ATTRIBUTE(*(value.v_gobject));
+
+ cpus_tree = lttv_attribute_find_subdir(process_tree, LTTV_STATS_CPU);
+ process_modes_tree = lttv_attribute_find_subdir(process_tree,
+ LTTV_STATS_MODES);
+ nb_cpu = lttv_attribute_get_number(cpus_tree);
+
+ for(k = 0 ; k < nb_cpu ; k++) {
+ type = lttv_attribute_get(cpus_tree, k, &name, &value);
+ cpu_tree = LTTV_ATTRIBUTE(*(value.v_gobject));
+
+ mode_types_tree = lttv_attribute_find_subdir(cpu_tree,
+ LTTV_STATS_MODE_TYPES);
+ cpu_events_tree = lttv_attribute_find_subdir(cpu_tree,
+ LTTV_STATS_EVENTS);
+ trace_cpu_tree = lttv_attribute_find_subdir(main_tree, LTTV_STATS_CPU);
+ trace_cpu_tree = lttv_attribute_find_subdir(trace_cpu_tree, name);
+ nb_mode_type = lttv_attribute_get_number(mode_types_tree);
+
+ for(l = 0 ; l < nb_mode_type ; l++) {
+ type = lttv_attribute_get(mode_types_tree, l, &name, &value);
+ mode_tree = LTTV_ATTRIBUTE(*(value.v_gobject));
+
+ submodes_tree = lttv_attribute_find_subdir(mode_tree,
+ LTTV_STATS_SUBMODES);
+ mode_events_tree = lttv_attribute_find_subdir(mode_tree,
+ LTTV_STATS_EVENTS);
+ nb_submode = lttv_attribute_get_number(submodes_tree);
+
+ for(m = 0 ; m < nb_submode ; m++) {
+ type = lttv_attribute_get(submodes_tree, m, &name, &value);
+ submode_tree = LTTV_ATTRIBUTE(*(value.v_gobject));
+
+ event_types_tree = lttv_attribute_find_subdir(submode_tree,
+ LTTV_STATS_EVENT_TYPES);
+ nb_event_type = lttv_attribute_get_number(event_types_tree);
+
+ sum = 0;
+ for(n = 0 ; n < nb_event_type ; n++) {
+ type = lttv_attribute_get(event_types_tree, n, &name, &value);
+ sum += *(value.v_uint);
+ }
+ lttv_attribute_find(submode_tree, LTTV_STATS_EVENTS_COUNT,
+ LTTV_UINT, &value);
+ *(value.v_uint) = sum;
+ lttv_attribute_recursive_add(mode_events_tree, submode_tree);
+ }
+ lttv_attribute_recursive_add(cpu_events_tree, mode_events_tree);
+ }
+ lttv_attribute_recursive_add(process_modes_tree, cpu_tree);
+ lttv_attribute_recursive_add(trace_cpu_tree, cpu_tree);
+ }
+ lttv_attribute_recursive_add(trace_modes_tree, process_modes_tree);
+ }
+ lttv_attribute_recursive_add(traceset_modes_tree, trace_modes_tree);
+ }
+ return FALSE;
+}
+
+
+lttv_stats_add_event_hooks(LttvTracesetStats *self)
+{
+ LttvTraceset *traceset = self->parent.parent.ts;
+
+ guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile;
+
+ LttFacility *f;
+
+ LttEventType *et;
+
+ LttvTraceStats *ts;
+
+ LttvTracefileStats *tfs;
+
+ void *hook_data;
+
+ GArray *hooks, *before_hooks, *after_hooks;
+
+ LttvTraceHook hook;
+
+ LttvAttributeValue val;
+
+ nb_trace = lttv_traceset_number(traceset);
+ for(i = 0 ; i < nb_trace ; i++) {
+ ts = (LttvTraceStats *)self->parent.parent.traces[i];
+
+ /* Find the eventtype id for the following events and register the
+ associated by id hooks. */
+
+ hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
+ g_array_set_size(hooks, 7);
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core","syscall_entry",
+ "syscall_id", NULL, NULL, before_syscall_entry,
+ &g_array_index(hooks, LttvTraceHook, 0));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "syscall_exit", NULL,
+ NULL, NULL, before_syscall_exit,
+ &g_array_index(hooks, LttvTraceHook, 1));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_entry", "trap_id",
+ NULL, NULL, before_trap_entry,
+ &g_array_index(hooks, LttvTraceHook, 2));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_exit", NULL, NULL,
+ NULL, before_trap_exit, &g_array_index(hooks, LttvTraceHook, 3));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_entry", "irq_id",
+ NULL, NULL, before_irq_entry, &g_array_index(hooks, LttvTraceHook, 4));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_exit", NULL, NULL,
+ NULL, before_irq_exit, &g_array_index(hooks, LttvTraceHook, 5));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "schedchange", "in",
+ "out", "out_state", before_schedchange,
+ &g_array_index(hooks, LttvTraceHook, 6));
+
+ before_hooks = hooks;
+
+ hooks = g_array_new(FALSE, FALSE, sizeof(LttvTraceHook));
+ g_array_set_size(hooks, 8);
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core","syscall_entry",
+ "syscall_id", NULL, NULL, after_syscall_entry,
+ &g_array_index(hooks, LttvTraceHook, 0));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "syscall_exit", NULL,
+ NULL, NULL, after_syscall_exit,
+ &g_array_index(hooks, LttvTraceHook, 1));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_entry", "trap_id",
+ NULL, NULL, after_trap_entry, &g_array_index(hooks, LttvTraceHook, 2));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "trap_exit", NULL, NULL,
+ NULL, after_trap_exit, &g_array_index(hooks, LttvTraceHook, 3));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_entry", "irq_id",
+ NULL, NULL, after_irq_entry, &g_array_index(hooks, LttvTraceHook, 4));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "irq_exit", NULL, NULL,
+ NULL, after_irq_exit, &g_array_index(hooks, LttvTraceHook, 5));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "process_fork",
+ "child_pid", NULL, NULL, process_fork,
+ &g_array_index(hooks, LttvTraceHook, 6));
+
+ lttv_trace_find_hook(ts->parent.parent.t, "core", "process_exit", NULL,
+ NULL, NULL, process_exit, &g_array_index(hooks, LttvTraceHook, 7));
+
+ after_hooks = hooks;
+
+ /* Add these hooks to each before_event_by_id hooks list */
+
+ nb_control = ltt_trace_control_tracefile_number(ts->parent.parent.t);
+ nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.parent.t);
+ nb_tracefile = nb_control + nb_per_cpu;
+ for(j = 0 ; j < nb_tracefile ; j++) {
+ if(j < nb_control) {
+ tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.control_tracefiles[j]);
+ }
+ else {
+ tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.per_cpu_tracefiles[
+ j-nb_control]);
+ }
+
+ lttv_hooks_add(tfs->parent.parent.after_event, every_event, NULL);
+
+ for(k = 0 ; k < before_hooks->len ; k++) {
+ hook = g_array_index(before_hooks, LttvTraceHook, k);
+ lttv_hooks_add(lttv_hooks_by_id_find(
+ tfs->parent.parent.before_event_by_id,
+ hook.id), hook.h, &g_array_index(before_hooks, LttvTraceHook, k));
+ }
+ for(k = 0 ; k < after_hooks->len ; k++) {
+ hook = g_array_index(after_hooks, LttvTraceHook, k);
+ lttv_hooks_add(lttv_hooks_by_id_find(
+ tfs->parent.parent.after_event_by_id,
+ hook.id), hook.h, &g_array_index(after_hooks, LttvTraceHook, k));
+ }
+ }
+ lttv_attribute_find(self->parent.parent.a, LTTV_STATS_BEFORE_HOOKS,
+ LTTV_POINTER, &val);
+ *(val.v_pointer) = before_hooks;
+ lttv_attribute_find(self->parent.parent.a, LTTV_STATS_AFTER_HOOKS,
+ LTTV_POINTER, &val);
+ *(val.v_pointer) = after_hooks;
+ }
+ lttv_hooks_add(self->parent.parent.after, sum_stats, NULL);
+}
+
+
+lttv_stats_remove_event_hooks(LttvTracesetStats *self)
+{
+ LttvTraceset *traceset = self->parent.parent.ts;
+
+ guint i, j, k, nb_trace, nb_control, nb_per_cpu, nb_tracefile;
+
+ LttvTraceStats *ts;
+
+ LttvTracefileStats *tfs;
+
+ void *hook_data;
+
+ GArray *before_hooks, *after_hooks;
+
+ LttvTraceHook hook;
+
+ LttvAttributeValue val;
+
+ nb_trace = lttv_traceset_number(traceset);
+ for(i = 0 ; i < nb_trace ; i++) {
+ ts = LTTV_TRACE_STATS(self->parent.parent.traces[i]);
+ lttv_attribute_find(self->parent.parent.a, LTTV_STATS_BEFORE_HOOKS,
+ LTTV_POINTER, &val);
+ before_hooks = *(val.v_pointer);
+ lttv_attribute_find(self->parent.parent.a, LTTV_STATS_AFTER_HOOKS,
+ LTTV_POINTER, &val);
+ after_hooks = *(val.v_pointer);
+
+ /* Add these hooks to each before_event_by_id hooks list */
+
+ nb_control = ltt_trace_control_tracefile_number(ts->parent.parent.t);
+ nb_per_cpu = ltt_trace_per_cpu_tracefile_number(ts->parent.parent.t);
+ nb_tracefile = nb_control + nb_per_cpu;
+ for(j = 0 ; j < nb_tracefile ; j++) {
+ if(j < nb_control) {
+ tfs = LTTV_TRACEFILE_STATS(ts->parent.parent.control_tracefiles[j]);
+ }
+ else {
+ tfs =LTTV_TRACEFILE_STATS(ts->parent.parent.per_cpu_tracefiles[
+ j-nb_control]);
+ }
+
+ lttv_hooks_remove_data(tfs->parent.parent.after_event, every_event,
+ NULL);
+
+ for(k = 0 ; k < before_hooks->len ; k++) {
+ hook = g_array_index(before_hooks, LttvTraceHook, k);
+ lttv_hooks_remove_data(
+ lttv_hooks_by_id_find(tfs->parent.parent.before_event_by_id,
+ hook.id), hook.h, &g_array_index(before_hooks, LttvTraceHook, k));
+ }
+ for(k = 0 ; k < after_hooks->len ; k++) {
+ hook = g_array_index(after_hooks, LttvTraceHook, k);
+ lttv_hooks_remove_data(
+ lttv_hooks_by_id_find(tfs->parent.parent.after_event_by_id,
+ hook.id), hook.h, &g_array_index(after_hooks, LttvTraceHook, k));
+ }
+ }
+ g_array_free(before_hooks, TRUE);
+ g_array_free(after_hooks, TRUE);
+ }
+ lttv_hooks_remove_data(self->parent.parent.after, sum_stats, NULL);
+}
+
+
+void lttv_stats_init(int argc, char **argv)
+{
+ LTTV_STATS_PROCESS_UNKNOWN = g_quark_from_string("unknown process");
+ LTTV_STATS_PROCESSES = g_quark_from_string("processes");
+ LTTV_STATS_CPU = g_quark_from_string("cpu");
+ LTTV_STATS_MODE_TYPES = g_quark_from_string("mode_types");
+ LTTV_STATS_MODES = g_quark_from_string("modes");
+ LTTV_STATS_SUBMODES = g_quark_from_string("submodes");
+ LTTV_STATS_EVENT_TYPES = g_quark_from_string("event_types");
+ LTTV_STATS_CPU_TIME = g_quark_from_string("cpu time");
+ LTTV_STATS_ELAPSED_TIME = g_quark_from_string("elapsed time");
+ LTTV_STATS_EVENTS = g_quark_from_string("events");
+ LTTV_STATS_EVENTS_COUNT = g_quark_from_string("events count");
+ LTTV_STATS_BEFORE_HOOKS = g_quark_from_string("saved stats before hooks");
+ LTTV_STATS_AFTER_HOOKS = g_quark_from_string("saved stats after hooks");
+}
+
+void lttv_stats_destroy()
+{
+}
+