X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=ltt%2Fbranches%2Fpoly%2Flttv%2Flttv%2Fstate.c;h=a6239851ca05fc7ec4daf3d68c6e8539068f60ad;hb=d4dd48854eb35533ac2f668fd907c7e537b59b5d;hp=6c7fb339383948130069dff9ad0e9d22d4eddb03;hpb=48b002b83347c16855548a1f214c76343d53cbf6;p=lttv.git diff --git a/ltt/branches/poly/lttv/lttv/state.c b/ltt/branches/poly/lttv/lttv/state.c index 6c7fb339..a6239851 100644 --- a/ltt/branches/poly/lttv/lttv/state.c +++ b/ltt/branches/poly/lttv/lttv/state.c @@ -39,7 +39,8 @@ GQuark LTT_FACILITY_KERNEL_ARCH, LTT_FACILITY_PROCESS, LTT_FACILITY_FS, - LTT_FACILITY_STATEDUMP; + LTT_FACILITY_STATEDUMP, + LTT_FACILITY_USER_GENERIC; /* Events Quarks */ @@ -58,7 +59,10 @@ GQuark LTT_EVENT_EXIT, LTT_EVENT_FREE, LTT_EVENT_EXEC, - LTT_EVENT_ENUM_PROCESS_STATE; + LTT_EVENT_ENUM_PROCESS_STATE, + LTT_EVENT_FUNCTION_ENTRY, + LTT_EVENT_FUNCTION_EXIT, + LTT_EVENT_THREAD_BRAND; /* Fields Quarks */ @@ -73,11 +77,15 @@ GQuark LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, LTT_FIELD_PID, + LTT_FIELD_TGID, LTT_FIELD_FILENAME, LTT_FIELD_NAME, + LTT_FIELD_TYPE, LTT_FIELD_MODE, LTT_FIELD_SUBMODE, - LTT_FIELD_STATUS; + LTT_FIELD_STATUS, + LTT_FIELD_THIS_FN, + LTT_FIELD_CALL_SITE; LttvExecutionMode LTTV_STATE_MODE_UNKNOWN, @@ -93,6 +101,7 @@ LttvExecutionSubmode LttvProcessStatus LTTV_STATE_UNNAMED, + LTTV_STATE_UNBRANDED, LTTV_STATE_WAIT_FORK, LTTV_STATE_WAIT_CPU, LTTV_STATE_EXIT, @@ -101,6 +110,10 @@ LttvProcessStatus LTTV_STATE_RUN, LTTV_STATE_DEAD; +LttvProcessType + LTTV_STATE_USER_THREAD, + LTTV_STATE_KERNEL_THREAD; + static GQuark LTTV_STATE_TRACEFILES, LTTV_STATE_PROCESSES, @@ -174,6 +187,18 @@ gboolean process_equal(gconstpointer a, gconstpointer b) return ret; } +static void delete_usertrace(gpointer key, gpointer value, gpointer user_data) +{ + g_tree_destroy((GTree*)value); +} + +static void lttv_state_free_usertraces(GHashTable *usertraces) +{ + g_hash_table_foreach(usertraces, delete_usertrace, NULL); + g_hash_table_destroy(usertraces); +} + + static void restore_init_state(LttvTraceState *self) @@ -181,10 +206,14 @@ restore_init_state(LttvTraceState *self) guint i, nb_cpus; LttvTracefileState *tfcs; + + LttTime start_time, end_time; /* Free the process tables */ if(self->processes != NULL) lttv_state_free_process_table(self->processes); + if(self->usertraces != NULL) lttv_state_free_usertraces(self->usertraces); self->processes = g_hash_table_new(process_hash, process_equal); + self->usertraces = g_hash_table_new(g_direct_hash, g_direct_equal); self->nb_event = 0; /* Seek time to beginning */ @@ -194,6 +223,7 @@ restore_init_state(LttvTraceState *self) //g_tree_destroy(self->parent.ts_context->pqueue); //self->parent.ts_context->pqueue = g_tree_new(compare_tracefile); + ltt_trace_time_span_get(self->parent.t, &start_time, &end_time); //lttv_process_trace_seek_time(&self->parent, ltt_time_zero); @@ -201,8 +231,8 @@ restore_init_state(LttvTraceState *self) /* Put the per cpu running_process to beginning state : process 0. */ for(i=0; i< nb_cpus; i++) { - self->running_process[i] = lttv_state_create_process(self, NULL, i, 0, - LTTV_STATE_UNNAMED, <t_time_zero); + self->running_process[i] = lttv_state_create_process(self, NULL, i, 0, 0, + LTTV_STATE_UNNAMED, &start_time); self->running_process[i]->state->s = LTTV_STATE_RUN; self->running_process[i]->cpu = i; } @@ -226,6 +256,20 @@ restore_init_state(LttvTraceState *self) //static LttTime time_zero = {0,0}; +static gint compare_usertraces(gconstpointer a, gconstpointer b, + gpointer user_data) +{ + const LttTime *t1 = (const LttTime *)a; + const LttTime *t2 = (const LttTime *)b; + + return ltt_time_compare(*t1, *t2); +} + +static void free_usertrace_key(gpointer data) +{ + g_free(data); +} + static void init(LttvTracesetState *self, LttvTraceset *ts) { @@ -259,22 +303,53 @@ init(LttvTracesetState *self, LttvTraceset *ts) get_max_time(tcs); nb_tracefile = tc->tracefiles->len; -#if 0 + tcs->processes = NULL; + tcs->usertraces = NULL; + tcs->running_process = g_new(LttvProcessState*, + ltt_trace_get_num_cpu(tc->t)); + restore_init_state(tcs); for(j = 0 ; j < nb_tracefile ; j++) { tfcs = LTTV_TRACEFILE_STATE(g_array_index(tc->tracefiles, LttvTracefileContext*, j)); tfcs->tracefile_name = ltt_tracefile_name(tfcs->parent.tf); + tfcs->cpu = ltt_tracefile_cpu(tfcs->parent.tf); +#if 0 + if(ltt_tracefile_tid(tfcs->parent.tf) != 0) { + /* It's a Usertrace */ + LttvProcessState *process; + LttTime timestamp = + ltt_interpolate_time_from_tsc(tfcs->parent.tf, + ltt_tracefile_creation(tfcs->parent.tf)); + process = lttv_state_find_process_or_create( + tcs, + 0, ltt_tracefile_tid(tfcs->parent.tf), + ×tamp); + process->usertrace = tfcs; + } } #endif //0 - tcs->processes = NULL; - tcs->running_process = g_new(LttvProcessState*, - ltt_trace_get_num_cpu(tc->t)); - restore_init_state(tcs); + if(ltt_tracefile_tid(tfcs->parent.tf) != 0) { + /* It's a Usertrace */ + guint tid = ltt_tracefile_tid(tfcs->parent.tf); + GTree *usertrace_tree = (GTree*)g_hash_table_lookup(tcs->usertraces, + (gconstpointer)tid); + if(!usertrace_tree) { + usertrace_tree = g_tree_new_full(compare_usertraces, + NULL, free_usertrace_key, NULL); + g_hash_table_insert(tcs->usertraces, + (gpointer)tid, usertrace_tree); + } + LttTime *timestamp = g_new(LttTime, 1); + *timestamp = ltt_interpolate_time_from_tsc(tfcs->parent.tf, + ltt_tracefile_creation(tfcs->parent.tf)); + g_tree_insert(usertrace_tree, timestamp, tfcs); + } + } + } } - static void fini(LttvTracesetState *self) { @@ -303,7 +378,9 @@ fini(LttvTracesetState *self) g_free(tcs->running_process); tcs->running_process = NULL; lttv_state_free_process_table(tcs->processes); + lttv_state_free_usertraces(tcs->usertraces); tcs->processes = NULL; + tcs->usertraces = NULL; } LTTV_TRACESET_CONTEXT_CLASS(g_type_class_peek(LTTV_TRACESET_CONTEXT_TYPE))-> fini((LttvTracesetContext *)self); @@ -343,22 +420,44 @@ static void write_process_state(gpointer key, gpointer value, FILE *fp = (FILE *)user_data; guint i; + guint64 address; process = (LttvProcessState *)value; fprintf(fp, -" \n", - process, process->pid, process->ppid, process->creation_time.tv_sec, - process->creation_time.tv_nsec, g_quark_to_string(process->name), - process->cpu); +" \n", + process, process->pid, process->tgid, process->ppid, + g_quark_to_string(process->type), + process->creation_time.tv_sec, + process->creation_time.tv_nsec, + process->insertion_time.tv_sec, + process->insertion_time.tv_nsec, + g_quark_to_string(process->name), + g_quark_to_string(process->brand), + process->cpu, + process->type); for(i = 0 ; i < process->execution_stack->len; i++) { es = &g_array_index(process->execution_stack, LttvExecutionState, i); fprintf(fp, " t), g_quark_to_string(es->n), + g_quark_to_string(es->t), g_quark_to_string(es->n), es->entry.tv_sec, es->entry.tv_nsec); fprintf(fp, " CHANGE_S=%lu CHANGE_NS=%lu STATUS=\"%s\"/>\n", es->change.tv_sec, es->change.tv_nsec, g_quark_to_string(es->s)); } + + for(i = 0 ; i < process->execution_stack->len; i++) { + address = &g_array_index(process->user_stack, guint64, i); + fprintf(fp, " \n", + address); + } + + if(process->usertrace) { + fprintf(fp, " ", + process->usertrace->tracefile_name, + process->usertrace->cpu); + } + + fprintf(fp, " \n"); } @@ -435,6 +534,16 @@ static void copy_process_state(gpointer key, gpointer value,gpointer user_data) } new_process->state = &g_array_index(new_process->execution_stack, LttvExecutionState, new_process->execution_stack->len - 1); + new_process->user_stack = g_array_sized_new(FALSE, FALSE, + sizeof(guint64), 0); + new_process->user_stack = + g_array_set_size(new_process->user_stack, + process->user_stack->len); + for(i = 0 ; i < process->user_stack->len; i++) { + g_array_index(new_process->user_stack, guint64, i) = + g_array_index(process->user_stack, guint64, i); + } + new_process->current_function = process->current_function; g_hash_table_insert(new_processes, new_process, new_process); } @@ -547,6 +656,8 @@ static void state_restore(LttvTraceState *self, LttvAttribute *container) LttvAttributeName name; + gboolean is_named; + LttEventPosition *ep; LttvTracesetContext *tsc = self->parent.ts_context; @@ -582,7 +693,7 @@ static void state_restore(LttvTraceState *self, LttvAttribute *container) tfcs = LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, LttvTracefileContext*, i)); - type = lttv_attribute_get(tracefiles_tree, i, &name, &value); + type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named); g_assert(type == LTTV_GOBJECT); tracefile_tree = *((LttvAttribute **)(value.v_gobject)); #if 0 @@ -631,6 +742,8 @@ static void state_saved_free(LttvTraceState *self, LttvAttribute *container) LttvAttributeName name; + gboolean is_named; + LttEventPosition *ep; tracefiles_tree = lttv_attribute_find_subdir(container, @@ -659,7 +772,7 @@ static void state_saved_free(LttvTraceState *self, LttvAttribute *container) tfcs = LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles, LttvTracefileContext*, i)); - type = lttv_attribute_get(tracefiles_tree, i, &name, &value); + type = lttv_attribute_get(tracefiles_tree, i, &name, &value, &is_named); g_assert(type == LTTV_GOBJECT); tracefile_tree = *((LttvAttribute **)(value.v_gobject)); @@ -682,6 +795,8 @@ static void free_saved_state(LttvTraceState *self) LttvAttributeName name; + gboolean is_named; + LttvAttribute *saved_states; saved_states = lttv_attribute_find_subdir(self->parent.t_a, @@ -689,7 +804,7 @@ static void free_saved_state(LttvTraceState *self) nb = lttv_attribute_get_number(saved_states); for(i = 0 ; i < nb ; i++) { - type = lttv_attribute_get(saved_states, i, &name, &value); + type = lttv_attribute_get(saved_states, i, &name, &value, &is_named); g_assert(type == LTTV_GOBJECT); state_saved_free(self, *((LttvAttribute **)value.v_gobject)); } @@ -738,7 +853,9 @@ free_max_time(LttvTraceState *tcs) typedef struct _LttvNameTables { // FIXME GQuark *eventtype_names; GQuark *syscall_names; + guint nb_syscalls; GQuark *trap_names; + guint nb_traps; GQuark *irq_names; GQuark *soft_irq_names; } LttvNameTables; @@ -781,84 +898,92 @@ create_name_tables(LttvTraceState *tcs) name_tables->eventtype_names[i] = g_quark_from_string(fe_name->str); } #endif //0 - if(lttv_trace_find_hook(tcs->parent.t, + if(!lttv_trace_find_hook(tcs->parent.t, LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_ENTRY, LTT_FIELD_SYSCALL_ID, 0, 0, - NULL, NULL, &h)) - return; - - thf = lttv_trace_hook_get_first(&h); - - t = ltt_field_type(thf->f1); - nb = ltt_type_element_number(t); - - lttv_trace_hook_destroy(&h); + NULL, NULL, &h)) { + + thf = lttv_trace_hook_get_first(&h); + + t = ltt_field_type(thf->f1); + nb = ltt_type_element_number(t); + + lttv_trace_hook_destroy(&h); - name_tables->syscall_names = g_new(GQuark, nb); + name_tables->syscall_names = g_new(GQuark, nb); + name_tables->nb_syscalls = nb; - for(i = 0 ; i < nb ; i++) { - name_tables->syscall_names[i] = ltt_enum_string_get(t, i); - } + for(i = 0 ; i < nb ; i++) { + name_tables->syscall_names[i] = ltt_enum_string_get(t, i); + } - //name_tables->syscall_names = g_new(GQuark, 256); - //for(i = 0 ; i < 256 ; i++) { - // g_string_printf(fe_name, "syscall %d", i); - // name_tables->syscall_names[i] = g_quark_from_string(fe_name->str); - //} + //name_tables->syscall_names = g_new(GQuark, 256); + //for(i = 0 ; i < 256 ; i++) { + // g_string_printf(fe_name, "syscall %d", i); + // name_tables->syscall_names[i] = g_quark_from_string(fe_name->str); + //} + } else { + name_tables->syscall_names = NULL; + name_tables->nb_syscalls = 0; + } - if(lttv_trace_find_hook(tcs->parent.t, LTT_FACILITY_KERNEL, + if(!lttv_trace_find_hook(tcs->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_ENTRY, LTT_FIELD_TRAP_ID, 0, 0, - NULL, NULL, &h)) - return; + NULL, NULL, &h)) { - thf = lttv_trace_hook_get_first(&h); + thf = lttv_trace_hook_get_first(&h); - t = ltt_field_type(thf->f1); - //nb = ltt_type_element_number(t); + t = ltt_field_type(thf->f1); + //nb = ltt_type_element_number(t); - lttv_trace_hook_destroy(&h); - - /* - name_tables->trap_names = g_new(GQuark, nb); - for(i = 0 ; i < nb ; i++) { - name_tables->trap_names[i] = g_quark_from_string( - ltt_enum_string_get(t, i)); - } - */ + lttv_trace_hook_destroy(&h); - name_tables->trap_names = g_new(GQuark, 256); - for(i = 0 ; i < 256 ; i++) { - g_string_printf(fe_name, "trap %d", i); - name_tables->trap_names[i] = g_quark_from_string(fe_name->str); + /* + name_tables->trap_names = g_new(GQuark, nb); + for(i = 0 ; i < nb ; i++) { + name_tables->trap_names[i] = g_quark_from_string( + 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); + name_tables->trap_names[i] = g_quark_from_string(fe_name->str); + } + } else { + name_tables->trap_names = NULL; + name_tables->nb_traps = 0; } - if(lttv_trace_find_hook(tcs->parent.t, + if(!lttv_trace_find_hook(tcs->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY, LTT_FIELD_IRQ_ID, 0, 0, - NULL, NULL, &h)) - return; - - thf = lttv_trace_hook_get_first(&h); - - t = ltt_field_type(thf->f1); - //nb = ltt_type_element_number(t); + NULL, NULL, &h)) { + + thf = lttv_trace_hook_get_first(&h); + + t = ltt_field_type(thf->f1); + //nb = ltt_type_element_number(t); - lttv_trace_hook_destroy(&h); + lttv_trace_hook_destroy(&h); - /* - name_tables->irq_names = g_new(GQuark, nb); - for(i = 0 ; i < nb ; i++) { - name_tables->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); - } - */ + /* + name_tables->irq_names = g_new(GQuark, nb); + for(i = 0 ; i < nb ; i++) { + name_tables->irq_names[i] = g_quark_from_string(ltt_enum_string_get(t, i)); + } + */ - name_tables->irq_names = g_new(GQuark, 256); - for(i = 0 ; i < 256 ; i++) { - g_string_printf(fe_name, "irq %d", i); - name_tables->irq_names[i] = g_quark_from_string(fe_name->str); + name_tables->irq_names = g_new(GQuark, 256); + for(i = 0 ; i < 256 ; i++) { + g_string_printf(fe_name, "irq %d", i); + name_tables->irq_names[i] = g_quark_from_string(fe_name->str); + } + } else { + name_tables->irq_names = NULL; } - /* name_tables->soft_irq_names = g_new(GQuark, nb); for(i = 0 ; i < nb ; i++) { @@ -890,7 +1015,9 @@ get_name_tables(LttvTraceState *tcs) name_tables = (LttvNameTables *)*(v.v_pointer); //tcs->eventtype_names = name_tables->eventtype_names; 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; } @@ -909,11 +1036,11 @@ free_name_tables(LttvTraceState *tcs) *(v.v_pointer) = NULL; // g_free(name_tables->eventtype_names); - g_free(name_tables->syscall_names); - g_free(name_tables->trap_names); - g_free(name_tables->irq_names); - g_free(name_tables->soft_irq_names); - g_free(name_tables); + if(name_tables->syscall_names) g_free(name_tables->syscall_names); + if(name_tables->trap_names) g_free(name_tables->trap_names); + if(name_tables->irq_names) g_free(name_tables->irq_names); + if(name_tables->soft_irq_names) g_free(name_tables->soft_irq_names); + if(name_tables) g_free(name_tables); } #ifdef HASH_TABLE_DEBUG @@ -940,8 +1067,8 @@ static void push_state(LttvTracefileState *tfs, LttvExecutionMode t, { LttvExecutionState *es; - guint cpu = ltt_tracefile_num(tfs->parent.tf); LttvTraceState *ts = (LttvTraceState*)tfs->parent.t_context; + guint cpu = tfs->cpu; #ifdef HASH_TABLE_DEBUG hash_table_check(ts->processes); @@ -960,14 +1087,37 @@ static void push_state(LttvTracefileState *tfs, LttvExecutionMode t, es->t = t; es->n = state_id; es->entry = es->change = tfs->parent.timestamp; + es->cum_cpu_time = ltt_time_zero; es->s = process->state->s; process->state = es; } +/* pop state + * return 1 when empty, else 0 */ +int lttv_state_pop_state_cleanup(LttvProcessState *process, + LttvTracefileState *tfs) +{ + guint cpu = tfs->cpu; + LttvTraceState *ts = (LttvTraceState*)tfs->parent.t_context; + + guint depth = process->execution_stack->len; + + if(depth == 1){ + return 1; + } + + process->execution_stack = + g_array_set_size(process->execution_stack, depth - 1); + process->state = &g_array_index(process->execution_stack, LttvExecutionState, + depth - 2); + process->state->change = tfs->parent.timestamp; + + return 0; +} static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) { - guint cpu = ltt_tracefile_num(tfs->parent.tf); + guint cpu = tfs->cpu; LttvTraceState *ts = (LttvTraceState*)tfs->parent.t_context; LttvProcessState *process = ts->running_process[cpu]; @@ -977,13 +1127,14 @@ static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) g_info("Different execution mode type (%lu.%09lu): ignore it\n", tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); g_info("process state has %s when pop_int is %s\n", - g_quark_to_string(process->state->t), - g_quark_to_string(t)); - g_info("{ %u, %u, %s, %s }\n", - process->pid, - process->ppid, - g_quark_to_string(process->name), - g_quark_to_string(process->state->s)); + g_quark_to_string(process->state->t), + g_quark_to_string(t)); + g_info("{ %u, %u, %s, %s, %s }\n", + process->pid, + process->ppid, + g_quark_to_string(process->name), + g_quark_to_string(process->brand), + g_quark_to_string(process->state->s)); return; } @@ -1000,10 +1151,61 @@ static void pop_state(LttvTracefileState *tfs, LttvExecutionMode t) process->state->change = tfs->parent.timestamp; } +struct search_result { + const LttTime *time; /* Requested time */ + LttTime *best; /* Best result */ +}; + +static gint search_usertrace(gconstpointer a, gconstpointer b) +{ + const LttTime *elem_time = (const LttTime*)a; + /* Explicit non const cast */ + struct search_result *res = (struct search_result *)b; + + if(ltt_time_compare(*elem_time, *(res->time)) < 0) { + /* The usertrace was created before the schedchange */ + /* Get larger keys */ + return 1; + } else if(ltt_time_compare(*elem_time, *(res->time)) >= 0) { + /* The usertrace was created after the schedchange time */ + /* Get smaller keys */ + if(res->best) { + if(ltt_time_compare(*elem_time, *res->best) < 0) { + res->best = elem_time; + } + } else { + res->best = elem_time; + } + return -1; + } + return 0; +} + +static LttvTracefileState *ltt_state_usertrace_find(LttvTraceState *tcs, + guint pid, const LttTime *timestamp) +{ + LttvTracefileState *tfs = NULL; + struct search_result res; + /* Find the usertrace associated with a pid and time interval. + * Search in the usertraces by PID (within a hash) and then, for each + * corresponding element of the array, find the first one with creation + * timestamp the lowest, but higher or equal to "timestamp". */ + res.time = timestamp; + res.best = NULL; + GTree *usertrace_tree = g_hash_table_lookup(tcs->usertraces, (gpointer)pid); + if(usertrace_tree) { + g_tree_search(usertrace_tree, search_usertrace, &res); + if(res.best) + tfs = g_tree_lookup(usertrace_tree, res.best); + } + + return tfs; +} + LttvProcessState * lttv_state_create_process(LttvTraceState *tcs, LttvProcessState *parent, - guint cpu, guint pid, GQuark name, const LttTime *timestamp) + guint cpu, guint pid, guint tgid, GQuark name, const LttTime *timestamp) { LttvProcessState *process = g_new(LttvProcessState, 1); @@ -1014,11 +1216,15 @@ lttv_state_create_process(LttvTraceState *tcs, LttvProcessState *parent, char buffer[128]; process->pid = pid; + process->tgid = tgid; process->cpu = cpu; process->name = name; + process->brand = LTTV_STATE_UNBRANDED; //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. g_info("Process %u, core %p", process->pid, process); g_hash_table_insert(tcs->processes, process, process); @@ -1039,7 +1245,7 @@ lttv_state_create_process(LttvTraceState *tcs, LttvProcessState *parent, process->insertion_time = *timestamp; sprintf(buffer,"%d-%lu.%lu",pid, process->creation_time.tv_sec, - process->creation_time.tv_nsec); + process->creation_time.tv_nsec); process->pid_time = g_quark_from_string(buffer); process->cpu = cpu; //process->last_cpu = tfs->cpu_name; @@ -1054,6 +1260,7 @@ lttv_state_create_process(LttvTraceState *tcs, LttvProcessState *parent, es->entry = *timestamp; //g_assert(timestamp->tv_sec != 0); es->change = *timestamp; + es->cum_cpu_time = ltt_time_zero; es->s = LTTV_STATE_RUN; es = process->state = &g_array_index(process->execution_stack, @@ -1063,8 +1270,13 @@ lttv_state_create_process(LttvTraceState *tcs, LttvProcessState *parent, es->entry = *timestamp; //g_assert(timestamp->tv_sec != 0); es->change = *timestamp; + es->cum_cpu_time = ltt_time_zero; es->s = LTTV_STATE_WAIT_FORK; - + + /* Allocate an empty function call stack. If it's empty, use 0x0. */ + process->user_stack = g_array_sized_new(FALSE, FALSE, + sizeof(guint64), 0); + return process; } @@ -1089,13 +1301,13 @@ lttv_state_find_process_or_create(LttvTraceState *ts, guint cpu, guint pid, /* Put ltt_time_zero creation time for unexisting processes */ if(unlikely(process == NULL)) { - process = lttv_state_create_process(ts, - NULL, cpu, pid, LTTV_STATE_UNNAMED, timestamp); - /* We are not sure is it's a kernel thread or normal thread, put the - * bottom stack state to unknown */ - es = &g_array_index(process->execution_stack, LttvExecutionState, 0); - es->t = LTTV_STATE_MODE_UNKNOWN; - } + process = lttv_state_create_process(ts, + NULL, cpu, pid, 0, LTTV_STATE_UNNAMED, timestamp); + /* We are not sure is it's a kernel thread or normal thread, put the + * bottom stack state to unknown */ + es = &g_array_index(process->execution_stack, LttvExecutionState, 0); + es->t = LTTV_STATE_MODE_UNKNOWN; + } return process; } @@ -1115,6 +1327,7 @@ static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) key.cpu = process->cpu; g_hash_table_remove(ts->processes, &key); g_array_free(process->execution_stack, TRUE); + g_array_free(process->user_stack, TRUE); g_free(process); } @@ -1122,6 +1335,7 @@ static void exit_process(LttvTracefileState *tfs, LttvProcessState *process) static void free_process_state(gpointer key, gpointer value,gpointer user_data) { g_array_free(((LttvProcessState *)value)->execution_stack, TRUE); + g_array_free(((LttvProcessState *)value)->user_stack, TRUE); g_free(value); } @@ -1142,8 +1356,19 @@ static gboolean syscall_entry(void *hook_data, void *call_data) LttvExecutionSubmode submode; - submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[ - ltt_event_get_unsigned(e, f)]; + guint nb_syscalls = ((LttvTraceState *)(s->parent.t_context))->nb_syscalls; + guint syscall = ltt_event_get_unsigned(e, f); + + if(syscall < nb_syscalls) { + submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[ + syscall]; + } else { + /* Fixup an incomplete syscall table */ + GString *string = g_string_new(""); + g_string_printf(string, "syscall %u", syscall); + submode = g_quark_from_string(string->str); + g_string_free(string, TRUE); + } push_state(s, LTTV_STATE_SYSCALL, submode); return FALSE; } @@ -1167,8 +1392,19 @@ static gboolean trap_entry(void *hook_data, void *call_data) LttvExecutionSubmode submode; - submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[ - ltt_event_get_unsigned(e, f)]; + guint64 nb_traps = ((LttvTraceState *)(s->parent.t_context))->nb_traps; + guint64 trap = ltt_event_get_long_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 %llu", trap); + submode = g_quark_from_string(string->str); + g_string_free(string, TRUE); + } + push_state(s, LTTV_STATE_TRAP, submode); return FALSE; } @@ -1205,6 +1441,15 @@ static gboolean irq_entry(void *hook_data, void *call_data) return FALSE; } +static gboolean soft_irq_exit(void *hook_data, void *call_data) +{ + LttvTracefileState *s = (LttvTracefileState *)call_data; + + pop_state(s, LTTV_STATE_SOFT_IRQ); + return FALSE; +} + + static gboolean irq_exit(void *hook_data, void *call_data) { @@ -1229,27 +1474,101 @@ static gboolean soft_irq_entry(void *hook_data, void *call_data) LttvExecutionSubmode submode; submode = ((LttvTraceState *)(s->parent.t_context))->soft_irq_names[ - ltt_event_get_unsigned(e, f)]; + ltt_event_get_long_unsigned(e, f)]; /* Do something with the info about being in user or system mode when int? */ push_state(s, LTTV_STATE_SOFT_IRQ, submode); return FALSE; } +static void push_function(LttvTracefileState *tfs, guint64 funcptr) +{ + guint64 *new_func; + + LttvTraceState *ts = (LttvTraceState*)tfs->parent.t_context; + guint cpu = tfs->cpu; + LttvProcessState *process = ts->running_process[cpu]; -static gboolean soft_irq_exit(void *hook_data, void *call_data) + guint depth = process->user_stack->len; + + process->user_stack = + g_array_set_size(process->user_stack, depth + 1); + + new_func = &g_array_index(process->user_stack, guint64, depth); + *new_func = funcptr; + process->current_function = funcptr; +} + +static void pop_function(LttvTracefileState *tfs, guint64 funcptr) +{ + guint cpu = tfs->cpu; + LttvTraceState *ts = (LttvTraceState*)tfs->parent.t_context; + LttvProcessState *process = ts->running_process[cpu]; + + if(process->current_function != funcptr){ + g_info("Different functions (%lu.%09lu): ignore it\n", + tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); + g_info("process state has %llu when pop_function is %llu\n", + process->current_function, funcptr); + g_info("{ %u, %u, %s, %s, %s }\n", + process->pid, + process->ppid, + g_quark_to_string(process->name), + g_quark_to_string(process->brand), + g_quark_to_string(process->state->s)); + return; + } + guint depth = process->user_stack->len; + + if(depth == 0){ + g_info("Trying to pop last function on stack (%lu.%09lu): ignore it\n", + tfs->parent.timestamp.tv_sec, tfs->parent.timestamp.tv_nsec); + return; + } + + process->user_stack = + g_array_set_size(process->user_stack, depth - 1); + process->current_function = + g_array_index(process->user_stack, guint64, depth - 2); +} + + +static gboolean function_entry(void *hook_data, void *call_data) { LttvTracefileState *s = (LttvTracefileState *)call_data; + LttEvent *e = ltt_tracefile_get_event(s->parent.tf); + guint8 fac_id = ltt_event_facility_id(e); + guint8 ev_id = ltt_event_eventtype_id(e); + LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; + g_assert(thf->f1 != NULL); + LttField *f = thf->f1; + guint64 funcptr = ltt_event_get_long_unsigned(e, f); - pop_state(s, LTTV_STATE_SOFT_IRQ); + push_function(s, funcptr); return FALSE; } +static gboolean function_exit(void *hook_data, void *call_data) +{ + LttvTracefileState *s = (LttvTracefileState *)call_data; + LttEvent *e = ltt_tracefile_get_event(s->parent.tf); + guint8 fac_id = ltt_event_facility_id(e); + guint8 ev_id = ltt_event_eventtype_id(e); + LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; + g_assert(thf->f1 != NULL); + LttField *f = thf->f1; + guint64 funcptr = ltt_event_get_long_unsigned(e, f); + + LttvExecutionSubmode submode; + + pop_function(s, funcptr); + return FALSE; +} static gboolean schedchange(void *hook_data, void *call_data) { LttvTracefileState *s = (LttvTracefileState *)call_data; - guint cpu = ltt_tracefile_num(s->parent.tf); + guint cpu = s->cpu; LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; LttvProcessState *process = ts->running_process[cpu]; LttvProcessState *old_process = ts->running_process[cpu]; @@ -1273,7 +1592,7 @@ static gboolean schedchange(void *hook_data, void *call_data) //This test only makes sense once the state is known and if there is no //missing events. We need to silently ignore schedchange coming after a - //process_free, or it causes glitches. (FIXME) + //process_free, or it causes glitches. (FIXME) //if(unlikely(process->pid != pid_out)) { // g_assert(process->pid == 0); //} @@ -1286,8 +1605,8 @@ static gboolean schedchange(void *hook_data, void *call_data) else process->state->s = LTTV_STATE_WAIT; process->state->change = s->parent.timestamp; } - - if(state_out == 32) + + if(state_out == 32) exit_process(s, process); /* EXIT_DEAD */ /* see sched.h for states */ } @@ -1298,6 +1617,8 @@ static gboolean schedchange(void *hook_data, void *call_data) &s->parent.timestamp); process->state->s = LTTV_STATE_RUN; process->cpu = cpu; + if(process->usertrace) + process->usertrace->cpu = cpu; // process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)s)->tf); process->state->change = s->parent.timestamp; return FALSE; @@ -1309,9 +1630,10 @@ static gboolean process_fork(void *hook_data, void *call_data) LttEvent *e = ltt_tracefile_get_event(s->parent.tf); LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; guint parent_pid; - guint child_pid; + guint child_pid; /* In the Linux Kernel, there is one PID per thread. */ + guint child_tgid; /* tgid in the Linux kernel is the "real" POSIX PID. */ LttvProcessState *zombie_process; - guint cpu = ltt_tracefile_num(s->parent.tf); + guint cpu = s->cpu; LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; LttvProcessState *process = ts->running_process[cpu]; LttvProcessState *child_process; @@ -1321,6 +1643,11 @@ static gboolean process_fork(void *hook_data, void *call_data) /* Child PID */ child_pid = ltt_event_get_unsigned(e, thf->f2); + s->parent.target_pid = child_pid; + + /* Child TGID */ + if(thf->f3) child_tgid = ltt_event_get_unsigned(e, thf->f3); + else child_tgid = 0; /* Mathieu : it seems like the process might have been scheduled in before the * fork, and, in a rare case, might be the current process. This might happen @@ -1349,7 +1676,8 @@ static gboolean process_fork(void *hook_data, void *call_data) child_process = lttv_state_find_process(ts, ANY_CPU, child_pid); if(child_process == NULL) { child_process = lttv_state_create_process(ts, process, cpu, - child_pid, LTTV_STATE_UNNAMED, &s->parent.timestamp); + child_pid, child_tgid, + LTTV_STATE_UNNAMED, &s->parent.timestamp); } else { /* The process has already been created : due to time imprecision between * multiple CPUs : it has been scheduled in before creation. Note that we @@ -1360,9 +1688,11 @@ static gboolean process_fork(void *hook_data, void *call_data) g_assert(0); /* This is a problematic case : the process has been created before the fork event */ child_process->ppid = process->pid; + child_process->tgid = child_tgid; } - g_assert(child_process->name == LTTV_STATE_UNNAMED); - child_process->name = process->name; + g_assert(child_process->name == LTTV_STATE_UNNAMED); + child_process->name = process->name; + child_process->brand = process->brand; return FALSE; } @@ -1374,20 +1704,21 @@ static gboolean process_kernel_thread(void *hook_data, void *call_data) LttEvent *e = ltt_tracefile_get_event(s->parent.tf); LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; guint pid; - guint cpu = ltt_tracefile_num(s->parent.tf); + guint cpu = s->cpu; LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; LttvProcessState *process; LttvExecutionState *es; /* PID */ pid = ltt_event_get_unsigned(e, thf->f1); + s->parent.target_pid = pid; 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; + es = &g_array_index(process->execution_stack, LttvExecutionState, 0); + es->t = LTTV_STATE_SYSCALL; + process->type = LTTV_STATE_KERNEL_THREAD; - return FALSE; + return FALSE; } static gboolean process_exit(void *hook_data, void *call_data) @@ -1397,15 +1728,17 @@ static gboolean process_exit(void *hook_data, void *call_data) LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; LttField *f; guint pid; - guint cpu = ltt_tracefile_num(s->parent.tf); + guint cpu = s->cpu; LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; - LttvProcessState *process = ts->running_process[cpu]; + LttvProcessState *process; // = ts->running_process[cpu]; pid = ltt_event_get_unsigned(e, thf->f1); + s->parent.target_pid = pid; // FIXME : Add this test in the "known state" section // g_assert(process->pid == pid); + process = lttv_state_find_process(ts, ANY_CPU, pid); if(likely(process != NULL)) { process->state->s = LTTV_STATE_EXIT; } @@ -1423,6 +1756,7 @@ static gboolean process_free(void *hook_data, void *call_data) /* PID of the process to release */ release_pid = ltt_event_get_unsigned(e, thf->f1); + s->parent.target_pid = release_pid; g_assert(release_pid != 0); @@ -1450,9 +1784,8 @@ static gboolean process_free(void *hook_data, void *call_data) break; } } - //if(i == num_cpus) /* process is not scheduled */ - //exit_process(s, process); // do nothing : wait for the schedchange to - //delete the process. + if(i == num_cpus) /* process is not scheduled */ + exit_process(s, process); } return FALSE; @@ -1466,7 +1799,7 @@ static gboolean process_exec(void *hook_data, void *call_data) LttEvent *e = ltt_tracefile_get_event(s->parent.tf); LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; //gchar *name; - guint cpu = ltt_tracefile_num(s->parent.tf); + guint cpu = s->cpu; LttvProcessState *process = ts->running_process[cpu]; /* PID of the process to release */ @@ -1480,95 +1813,133 @@ static gboolean process_exec(void *hook_data, void *call_data) null_term_name[name_len] = '\0'; process->name = g_quark_from_string(null_term_name); + process->brand = LTTV_STATE_UNBRANDED; g_free(null_term_name); return FALSE; } +static gboolean thread_brand(void *hook_data, void *call_data) +{ + LttvTracefileState *s = (LttvTracefileState *)call_data; + LttvTraceState *ts = (LttvTraceState*)s->parent.t_context; + LttEvent *e = ltt_tracefile_get_event(s->parent.tf); + LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; + gchar *name; + guint cpu = s->cpu; + LttvProcessState *process = ts->running_process[cpu]; + + name = ltt_event_get_string(e, thf->f1); + process->brand = g_quark_from_string(name); + + return FALSE; +} + static gboolean enum_process_state(void *hook_data, void *call_data) { LttvTracefileState *s = (LttvTracefileState *)call_data; LttEvent *e = ltt_tracefile_get_event(s->parent.tf); - //It's slow : optimise later by doing this before reading trace. - LttEventType *et = ltt_event_eventtype(e); - // + //It's slow : optimise later by doing this before reading trace. + LttEventType *et = ltt_event_eventtype(e); + // LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data; guint parent_pid; guint pid; + guint tgid; gchar * command; - guint cpu = ltt_tracefile_num(s->parent.tf); + guint cpu = s->cpu; 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, *f8; + GQuark type, mode, submode, status; + LttvExecutionState *es; /* PID */ pid = ltt_event_get_unsigned(e, thf->f1); - + s->parent.target_pid = pid; + /* Parent PID */ parent_pid = ltt_event_get_unsigned(e, thf->f2); /* 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), - 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), - 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), - ltt_event_get_unsigned(e, f6)); - - /* The process might exist if a process was forked while performing the sate dump. */ + /* 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)); + + /* 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)); + + /* 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)); + + /* TGID */ + f8 = ltt_eventtype_field_by_name(et, LTT_FIELD_TGID); + if(f8) tgid = ltt_event_get_unsigned(e, f8); + else tgid = 0; + + /* The process might exist if a process was forked while performing the state + * dump. */ process = lttv_state_find_process(ts, ANY_CPU, pid); if(process == NULL) { parent_process = lttv_state_find_process(ts, ANY_CPU, parent_pid); process = lttv_state_create_process(ts, parent_process, cpu, - pid, g_quark_from_string(command), - &s->parent.timestamp); - - /* Keep the stack bottom : a running user mode */ + pid, tgid, g_quark_from_string(command), + &s->parent.timestamp); + + /* Keep the stack bottom : a running user mode */ + /* Disabled because of inconsistencies in the current statedump states. */ + 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 : */ + es = process->state = &g_array_index(process->execution_stack, + LttvExecutionState, 1); + es->t = LTTV_STATE_USER_MODE; + es->s = status; + es->n = submode; + } #if 0 - /* Disabled because of inconsistencies in the current statedump states. */ - if(mode == LTTV_STATE_USER_MODE) { - /* Only keep the bottom */ - process->execution_stack = g_array_set_size(process->execution_stack, 1); - } else { - /* On top of it : */ - LttvExecutionState *es; - es = process->state = &g_array_index(process->execution_stack, - LttvExecutionState, 1); - es->t = mode; - es->s = status; - es->n = submode; - } + /* UNKNOWN STATE */ + { + 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 - - /* 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; - } } 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. + * 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); - /* Don't mess around with the stack, it will eventually become - * ok after the end of state dump. */ + process->tgid = tgid; + 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. */ } return FALSE; @@ -1602,6 +1973,7 @@ void lttv_state_add_event_hooks(LttvTracesetState *self) LttvAttributeValue val; gint ret; + gint hn; nb_trace = lttv_traceset_number(traceset); for(i = 0 ; i < nb_trace ; i++) { @@ -1610,101 +1982,122 @@ void lttv_state_add_event_hooks(LttvTracesetState *self) /* Find the eventtype id for the following events and register the associated by id hooks. */ - hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 15); - hooks = g_array_set_size(hooks, 15); + hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 18); + hooks = g_array_set_size(hooks, 18); // Max possible number of hooks. + hn = 0; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_ENTRY, LTT_FIELD_SYSCALL_ID, 0, 0, - syscall_entry, NULL, &g_array_index(hooks, LttvTraceHook, 0)); - g_assert(!ret); + syscall_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL_ARCH, LTT_EVENT_SYSCALL_EXIT, 0, 0, 0, - syscall_exit, NULL, &g_array_index(hooks, LttvTraceHook, 1)); - g_assert(!ret); + syscall_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_ENTRY, LTT_FIELD_TRAP_ID, 0, 0, - trap_entry, NULL, &g_array_index(hooks, LttvTraceHook, 2)); - g_assert(!ret); + trap_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_TRAP_EXIT, 0, 0, 0, - trap_exit, NULL, &g_array_index(hooks, LttvTraceHook, 3)); - g_assert(!ret); + trap_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY, LTT_FIELD_IRQ_ID, 0, 0, - irq_entry, NULL, &g_array_index(hooks, LttvTraceHook, 4)); - g_assert(!ret); + irq_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_EXIT, 0, 0, 0, - irq_exit, NULL, &g_array_index(hooks, LttvTraceHook, 5)); - g_assert(!ret); + irq_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_ENTRY, LTT_FIELD_SOFT_IRQ_ID, 0, 0, - soft_irq_entry, NULL, &g_array_index(hooks, LttvTraceHook, 6)); - g_assert(!ret); + soft_irq_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_KERNEL, LTT_EVENT_SOFT_IRQ_EXIT, 0, 0, 0, - soft_irq_exit, NULL, &g_array_index(hooks, LttvTraceHook, 7)); - g_assert(!ret); + soft_irq_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_PROCESS, LTT_EVENT_SCHEDCHANGE, LTT_FIELD_OUT, LTT_FIELD_IN, LTT_FIELD_OUT_STATE, - schedchange, NULL, &g_array_index(hooks, LttvTraceHook, 8)); - g_assert(!ret); + schedchange, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_PROCESS, LTT_EVENT_FORK, - LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, 0, - process_fork, NULL, &g_array_index(hooks, LttvTraceHook, 9)); - g_assert(!ret); + LTT_FIELD_PARENT_PID, LTT_FIELD_CHILD_PID, LTT_FIELD_TGID, + process_fork, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_PROCESS, LTT_EVENT_KERNEL_THREAD, LTT_FIELD_PID, 0, 0, - process_kernel_thread, NULL, &g_array_index(hooks, LttvTraceHook, 10)); - g_assert(!ret); + process_kernel_thread, NULL, &g_array_index(hooks, LttvTraceHook, + hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_PROCESS, LTT_EVENT_EXIT, LTT_FIELD_PID, 0, 0, - process_exit, NULL, &g_array_index(hooks, LttvTraceHook, 11)); - g_assert(!ret); + process_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_PROCESS, LTT_EVENT_FREE, LTT_FIELD_PID, 0, 0, - process_free, NULL, &g_array_index(hooks, LttvTraceHook, 12)); - g_assert(!ret); + process_free, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_FS, LTT_EVENT_EXEC, LTT_FIELD_FILENAME, 0, 0, - process_exec, NULL, &g_array_index(hooks, LttvTraceHook, 13)); - g_assert(!ret); + process_exec, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; + + ret = lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_USER_GENERIC, LTT_EVENT_THREAD_BRAND, + LTT_FIELD_NAME, 0, 0, + thread_brand, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; /* statedump-related hooks */ ret = lttv_trace_find_hook(ts->parent.t, LTT_FACILITY_STATEDUMP, LTT_EVENT_ENUM_PROCESS_STATE, LTT_FIELD_PID, LTT_FIELD_PARENT_PID, LTT_FIELD_NAME, - enum_process_state, NULL, &g_array_index(hooks, LttvTraceHook, 14)); - g_assert(!ret); + enum_process_state, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; - + ret = lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_USER_GENERIC, LTT_EVENT_FUNCTION_ENTRY, + LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE, 0, + function_entry, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; + + ret = lttv_trace_find_hook(ts->parent.t, + LTT_FACILITY_USER_GENERIC, LTT_EVENT_FUNCTION_EXIT, + LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE, 0, + function_exit, NULL, &g_array_index(hooks, LttvTraceHook, hn++)); + if(ret) hn--; + + hooks = g_array_set_size(hooks, hn); + /* Add these hooks to each event_by_id hooks list */ nb_tracefile = ts->parent.tracefiles->len; @@ -1843,6 +2236,13 @@ static gboolean state_save_after_trace_hook(void *hook_data, void *call_data) return FALSE; } +guint lttv_state_current_cpu(LttvTracefileState *tfs) +{ + return tfs->cpu; +} + + + #if 0 static gboolean block_start(void *hook_data, void *call_data) { @@ -1892,7 +2292,7 @@ static gboolean block_start(void *hook_data, void *call_data) lttv_state_save(tcs, saved_state_tree); tcs->nb_event = 0; g_debug("Saving state at time %lu.%lu", self->parent.timestamp.tv_sec, - self->parent.timestamp.tv_nsec); + self->parent.timestamp.tv_nsec); } *(tcs->max_time_state_recomputed_in_seek) = self->parent.timestamp; return FALSE; @@ -1941,9 +2341,9 @@ void lttv_state_save_add_event_hooks(LttvTracesetState *self) ts = (LttvTraceState *)self->parent.traces[i]; lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, - NULL, NULL, block_start, &hook_start); + NULL, NULL, block_start, &hook_start); lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, - NULL, NULL, block_end, &hook_end); + NULL, NULL, block_end, &hook_end); nb_tracefile = ts->parent.tracefiles->len; @@ -1952,9 +2352,9 @@ void lttv_state_save_add_event_hooks(LttvTracesetState *self) LTTV_TRACEFILE_STATE(&g_array_index(ts->parent.tracefiles, LttvTracefileContext, j)); lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, - hook_start.id), hook_start.h, NULL, LTTV_PRIO_STATE); + hook_start.id), hook_start.h, NULL, LTTV_PRIO_STATE); lttv_hooks_add(lttv_hooks_by_id_find(tfs->parent.event_by_id, - hook_end.id), hook_end.h, NULL, LTTV_PRIO_STATE); + hook_end.id), hook_end.h, NULL, LTTV_PRIO_STATE); } } } @@ -2025,10 +2425,10 @@ void lttv_state_save_remove_event_hooks(LttvTracesetState *self) ts = LTTV_TRACE_STATE(self->parent.traces[i]); lttv_trace_find_hook(ts->parent.t, "core","block_start",NULL, - NULL, NULL, block_start, &hook_start); + NULL, NULL, block_start, &hook_start); lttv_trace_find_hook(ts->parent.t, "core","block_end",NULL, - NULL, NULL, block_end, &hook_end); + NULL, NULL, block_end, &hook_end); nb_tracefile = ts->parent.tracefiles->len; @@ -2114,6 +2514,8 @@ void lttv_state_traceset_seek_time_closest(LttvTracesetState *self, LttTime t) LttvAttributeName name; + gboolean is_named; + LttvAttribute *saved_states_tree, *saved_state_tree, *closest_tree; //g_tree_destroy(self->parent.pqueue); @@ -2134,7 +2536,8 @@ void lttv_state_traceset_seek_time_closest(LttvTracesetState *self, LttTime t) max_pos = lttv_attribute_get_number(saved_states_tree) - 1; mid_pos = max_pos / 2; while(min_pos < max_pos) { - type = lttv_attribute_get(saved_states_tree, mid_pos, &name, &value); + type = lttv_attribute_get(saved_states_tree, mid_pos, &name, &value, + &is_named); g_assert(type == LTTV_GOBJECT); saved_state_tree = *((LttvAttribute **)(value.v_gobject)); type = lttv_attribute_get_by_name(saved_state_tree, LTTV_STATE_TIME, @@ -2326,7 +2729,8 @@ lttv_tracefile_state_get_type(void) static void module_init() { - LTTV_STATE_UNNAMED = g_quark_from_string("unnamed"); + LTTV_STATE_UNNAMED = g_quark_from_string("UNNAMED"); + LTTV_STATE_UNBRANDED = g_quark_from_string("UNBRANDED"); 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"); @@ -2342,6 +2746,8 @@ static void module_init() 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"); @@ -2361,6 +2767,7 @@ static void module_init() LTT_FACILITY_PROCESS = g_quark_from_string("process"); LTT_FACILITY_FS = g_quark_from_string("fs"); LTT_FACILITY_STATEDUMP = g_quark_from_string("statedump"); + LTT_FACILITY_USER_GENERIC = g_quark_from_string("user_generic"); LTT_EVENT_SYSCALL_ENTRY = g_quark_from_string("syscall_entry"); @@ -2378,6 +2785,9 @@ static void module_init() LTT_EVENT_FREE = g_quark_from_string("free"); LTT_EVENT_EXEC = g_quark_from_string("exec"); LTT_EVENT_ENUM_PROCESS_STATE = g_quark_from_string("enumerate_process_state"); + LTT_EVENT_FUNCTION_ENTRY = g_quark_from_string("function_entry"); + LTT_EVENT_FUNCTION_EXIT = g_quark_from_string("function_exit"); + LTT_EVENT_THREAD_BRAND = g_quark_from_string("thread_brand"); LTT_FIELD_SYSCALL_ID = g_quark_from_string("syscall_id"); @@ -2390,11 +2800,15 @@ static void module_init() LTT_FIELD_PARENT_PID = g_quark_from_string("parent_pid"); LTT_FIELD_CHILD_PID = g_quark_from_string("child_pid"); LTT_FIELD_PID = g_quark_from_string("pid"); + LTT_FIELD_TGID = g_quark_from_string("tgid"); 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"); + LTT_FIELD_THIS_FN = g_quark_from_string("this_fn"); + LTT_FIELD_CALL_SITE = g_quark_from_string("call_site"); }