X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Flttv%2Flttv%2Fstate.c;h=952f6cde9bf866dfc8b349e17d533744b9183e65;hb=bdac45d795ff6c4a265296c419d71c3324aeebbb;hp=be3483c5d84ddfb49a08a4cca38ccc6430cd7915;hpb=deb8b4b2eeba96244d267f1f15f9d263c7ab2df8;p=lttv.git diff --git a/ltt/branches/poly/lttv/lttv/state.c b/ltt/branches/poly/lttv/lttv/state.c index be3483c5..952f6cde 100644 --- a/ltt/branches/poly/lttv/lttv/state.c +++ b/ltt/branches/poly/lttv/lttv/state.c @@ -21,12 +21,14 @@ #include #endif +#include #include #include #include #include #include #include +#include #include #include @@ -104,8 +106,7 @@ GQuark LTT_FIELD_MINOR, LTT_FIELD_MAJOR, LTT_FIELD_OPERATION, - LTT_FIELD_ACTION, - LTT_FIELD_NUM; + LTT_FIELD_ACTION; LttvExecutionMode LTTV_STATE_MODE_UNKNOWN, @@ -167,6 +168,7 @@ static GQuark LTTV_STATE_NAME_TABLES, LTTV_STATE_TRACE_STATE_USE_COUNT, LTTV_STATE_RESOURCE_CPUS, + LTTV_STATE_RESOURCE_CPUS_COUNT, LTTV_STATE_RESOURCE_IRQS, LTTV_STATE_RESOURCE_BLKDEVS; @@ -1153,7 +1155,7 @@ static void lttv_state_free_cpu_states(LttvCPUState *states, guint n) guint i; for(i=0; imode_stack, FALSE); + g_array_free(bds->mode_stack, TRUE); g_free(bds); } @@ -1350,6 +1352,10 @@ static void state_save(LttvTraceState *self, LttvAttribute *container) /* save the cpu state */ { + value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_CPUS_COUNT, + LTTV_UINT); + *(value.v_uint) = nb_cpus; + value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_CPUS, LTTV_POINTER); *(value.v_pointer) = lttv_state_copy_cpu_states(self->cpu_states, nb_cpus); @@ -1478,7 +1484,7 @@ static void state_restore(LttvTraceState *self, LttvAttribute *container) static void state_saved_free(LttvTraceState *self, LttvAttribute *container) { - guint i, nb_tracefile, nb_cpus; + guint i, nb_tracefile, nb_cpus, nb_irqs; LttvTracefileState *tfcs; @@ -1507,13 +1513,31 @@ static void state_saved_free(LttvTraceState *self, LttvAttribute *container) lttv_attribute_remove_by_name(container, LTTV_STATE_PROCESSES); /* Free running processes array */ - nb_cpus = ltt_trace_get_num_cpu(self->parent.t); type = lttv_attribute_get_by_name(container, LTTV_STATE_RUNNING_PROCESS, &value); g_assert(type == LTTV_POINTER); running_process = *(value.v_pointer); g_free(running_process); + /* free cpu resource states */ + type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS_COUNT, &value); + g_assert(type == LTTV_UINT); + nb_cpus = *value.v_uint; + type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS, &value); + g_assert(type == LTTV_POINTER); + lttv_state_free_cpu_states(*(value.v_pointer), nb_cpus); + + /* free irq resource states */ + nb_irqs = self->nb_irqs; + type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_IRQS, &value); + g_assert(type == LTTV_POINTER); + lttv_state_free_irq_states(*(value.v_pointer), nb_irqs); + + /* free the blkdev states */ + type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_BLKDEVS, &value); + g_assert(type == LTTV_POINTER); + lttv_state_free_blkdev_hashtable(*(value.v_pointer)); + nb_tracefile = self->parent.tracefiles->len; for(i = 0 ; i < nb_tracefile ; i++) { @@ -1632,6 +1656,7 @@ create_name_tables(LttvTraceState *tcs) hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 1); if(!lttv_trace_find_hook(tcs->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_ENTRY, FIELD_ARRAY(LTT_FIELD_SYSCALL_ID), NULL, NULL, &hooks)) { @@ -1654,6 +1679,7 @@ create_name_tables(LttvTraceState *tcs) // } // } + name_tables->nb_syscalls = 256; name_tables->syscall_names = g_new(GQuark, 256); for(i = 0 ; i < 256 ; i++) { g_string_printf(fe_name, "syscall %d", i); @@ -1666,6 +1692,7 @@ create_name_tables(LttvTraceState *tcs) lttv_trace_hook_remove_all(&hooks); if(!lttv_trace_find_hook(tcs->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_TRAP_ENTRY, FIELD_ARRAY(LTT_FIELD_TRAP_ID), NULL, NULL, &hooks)) { @@ -1694,6 +1721,7 @@ create_name_tables(LttvTraceState *tcs) lttv_trace_hook_remove_all(&hooks); if(!lttv_trace_find_hook(tcs->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY, FIELD_ARRAY(LTT_FIELD_IRQ_ID), NULL, NULL, &hooks)) { @@ -2111,7 +2139,7 @@ lttv_state_find_process_or_create(LttvTraceState *ts, guint cpu, guint pid, * the parent waits for its child terminaison, but may also happen in special * cases in the child's exit : when the parent ignores its children SIGCCHLD or * has the flag SA_NOCLDWAIT. It can also happen when the child is part - * of a killed thread ground, but isn't the leader. + * of a killed thread group, but isn't the leader. */ static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) { @@ -2537,9 +2565,18 @@ static gboolean schedchange(void *hook_data, void *call_data) /* update cpu status */ if(pid_in == 0) + /* going to idle task */ cpu_set_base_mode(s->cpu_state, LTTV_CPU_IDLE); - else + else { + /* scheduling a real task. + * we must be careful here: + * if we just schedule()'ed to a process that is + * in a trap, we must put the cpu in trap mode + */ cpu_set_base_mode(s->cpu_state, LTTV_CPU_BUSY); + if(process->state->t == LTTV_STATE_TRAP) + cpu_push_mode(s->cpu_state, LTTV_CPU_TRAP); + } return FALSE; } @@ -2868,6 +2905,8 @@ static gboolean enum_process_state(void *hook_data, void *call_data) f = lttv_trace_get_hook_field(th, 3); type = ltt_enum_string_get(f, ltt_event_get_unsigned(e, f)); + //FIXME: type is rarely used, enum must match possible types. + /* mode */ f = lttv_trace_get_hook_field(th, 4); mode = ltt_enum_string_get(f,ltt_event_get_unsigned(e, f)); @@ -3033,84 +3072,100 @@ void lttv_state_add_event_hooks(LttvTracesetState *self) //hn = 0; lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_ENTRY, FIELD_ARRAY(LTT_FIELD_SYSCALL_ID), syscall_entry, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_EXIT, NULL, syscall_exit, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_TRAP_ENTRY, FIELD_ARRAY(LTT_FIELD_TRAP_ID), trap_entry, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_TRAP_EXIT, NULL, trap_exit, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY, FIELD_ARRAY(LTT_FIELD_IRQ_ID), irq_entry, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_EXIT, NULL, irq_exit, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_ENTRY, FIELD_ARRAY(LTT_FIELD_SOFT_IRQ_ID), soft_irq_entry, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_EXIT, NULL, soft_irq_exit, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_SCHED_SCHEDULE, FIELD_ARRAY(LTT_FIELD_PREV_PID, LTT_FIELD_NEXT_PID, LTT_FIELD_PREV_STATE), schedchange, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_PROCESS_FORK, FIELD_ARRAY(LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, LTT_FIELD_CHILD_TGID), process_fork, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_KTHREAD_CREATE, FIELD_ARRAY(LTT_FIELD_PID), process_kernel_thread, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_PROCESS_EXIT, FIELD_ARRAY(LTT_FIELD_PID), process_exit, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_KERNEL, LTT_EVENT_PROCESS_FREE, FIELD_ARRAY(LTT_FIELD_PID), process_free, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_FS, LTT_EVENT_EXEC, FIELD_ARRAY(LTT_FIELD_FILENAME), process_exec, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_USER_GENERIC, LTT_EVENT_THREAD_BRAND, FIELD_ARRAY(LTT_FIELD_NAME), thread_brand, NULL, &hooks); /* statedump-related hooks */ lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_LIST, LTT_EVENT_PROCESS_STATE, FIELD_ARRAY(LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME, LTT_FIELD_TYPE, LTT_FIELD_MODE, LTT_FIELD_SUBMODE, @@ -3118,31 +3173,37 @@ void lttv_state_add_event_hooks(LttvTracesetState *self) enum_process_state, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_LIST, LTT_EVENT_STATEDUMP_END, NULL, statedump_end, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_LIST, LTT_EVENT_LIST_INTERRUPT, - FIELD_ARRAY(LTT_FIELD_ACTION, LTT_FIELD_NUM), + FIELD_ARRAY(LTT_FIELD_ACTION, LTT_FIELD_IRQ_ID), enum_interrupt, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_BLOCK, LTT_EVENT_REQUEST_ISSUE, FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), bdev_request_issue, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_BLOCK, LTT_EVENT_REQUEST_COMPLETE, FIELD_ARRAY(LTT_FIELD_MAJOR, LTT_FIELD_MINOR, LTT_FIELD_OPERATION), bdev_request_complete, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_USER_GENERIC, LTT_EVENT_FUNCTION_ENTRY, FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), function_entry, NULL, &hooks); lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_USER_GENERIC, LTT_EVENT_FUNCTION_EXIT, FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE), function_exit, NULL, &hooks); @@ -3765,8 +3826,8 @@ lttv_tracefile_state_get_type(void) static void module_init() { - LTTV_STATE_UNNAMED = g_quark_from_string("UNNAMED"); - LTTV_STATE_UNBRANDED = g_quark_from_string("UNBRANDED"); + LTTV_STATE_UNNAMED = g_quark_from_string(""); + LTTV_STATE_UNBRANDED = g_quark_from_string(""); 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"); @@ -3797,6 +3858,7 @@ static void module_init() LTTV_STATE_TRACE_STATE_USE_COUNT = g_quark_from_string("trace_state_use_count"); LTTV_STATE_RESOURCE_CPUS = g_quark_from_string("cpu resource states"); + LTTV_STATE_RESOURCE_CPUS = g_quark_from_string("cpu count"); LTTV_STATE_RESOURCE_IRQS = g_quark_from_string("irq resource states"); LTTV_STATE_RESOURCE_BLKDEVS = g_quark_from_string("blkdevs resource states"); @@ -3815,8 +3877,8 @@ static void module_init() LTT_EVENT_TRAP_EXIT = g_quark_from_string("trap_exit"); LTT_EVENT_IRQ_ENTRY = g_quark_from_string("irq_entry"); LTT_EVENT_IRQ_EXIT = g_quark_from_string("irq_exit"); - LTT_EVENT_SOFT_IRQ_ENTRY = g_quark_from_string("soft_irq_entry"); - LTT_EVENT_SOFT_IRQ_EXIT = g_quark_from_string("soft_irq_exit"); + LTT_EVENT_SOFT_IRQ_ENTRY = g_quark_from_string("softirq_entry"); + LTT_EVENT_SOFT_IRQ_EXIT = g_quark_from_string("softirq_exit"); LTT_EVENT_SCHED_SCHEDULE = g_quark_from_string("sched_schedule"); LTT_EVENT_PROCESS_FORK = g_quark_from_string("process_fork"); LTT_EVENT_KTHREAD_CREATE = g_quark_from_string("kthread_create"); @@ -3857,7 +3919,6 @@ static void module_init() LTT_FIELD_MINOR = g_quark_from_string("minor"); LTT_FIELD_OPERATION = g_quark_from_string("direction"); LTT_FIELD_ACTION = g_quark_from_string("action"); - LTT_FIELD_NUM = g_quark_from_string("num"); LTTV_CPU_UNKNOWN = g_quark_from_string("unknown"); LTTV_CPU_IDLE = g_quark_from_string("idle");