#include <ltt/marker-desc.h>
#include <stdio.h>
#include <string.h>
+#include <ltt/ltt-private.h>
/* Comment :
* Mathieu Desnoyers
LTT_FACILITY_LIST,
LTT_FACILITY_FS,
LTT_FACILITY_USER_GENERIC,
- LTT_FACILITY_BLOCK;
+ LTT_FACILITY_BLOCK,
+ LTT_FACILITY_STATEDUMP;
/* Events Quarks */
LTT_EVENT_THREAD_BRAND,
LTT_EVENT_REQUEST_ISSUE,
LTT_EVENT_REQUEST_COMPLETE,
- LTT_EVENT_LIST_INTERRUPT;
+ LTT_EVENT_LIST_INTERRUPT,
+ LTT_EVENT_SYS_CALL_TABLE,
+ LTT_EVENT_SOFTIRQ_VEC;
/* Fields Quarks */
LTT_FIELD_MINOR,
LTT_FIELD_MAJOR,
LTT_FIELD_OPERATION,
- LTT_FIELD_ACTION;
+ LTT_FIELD_ACTION,
+ LTT_FIELD_ID,
+ LTT_FIELD_ADDRESS,
+ LTT_FIELD_SYMBOL;
LttvExecutionMode
LTTV_STATE_MODE_UNKNOWN,
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 {
+ if(nb_syscalls <= syscall) {
/* 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);
+ GQuark *old_names = ts->syscall_names;
+ guint new_nb_syscalls = max(syscall + 1, ts->nb_syscalls * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->syscall_names = g_new(GQuark, new_nb_syscalls);
+ memcpy(ts->syscall_names, old_names,
+ ts->nb_syscalls * sizeof(GQuark));
+ for(i = ts->nb_syscalls ; i < new_nb_syscalls ; i++) {
+ g_string_printf(fe_name, "syscall %d", i);
+ ts->syscall_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_syscalls = new_nb_syscalls;
}
+ submode = ((LttvTraceState *)(s->parent.t_context))->syscall_names[syscall];
/* There can be no system call from PID 0 : unknown state */
if(process->pid != 0)
push_state(s, LTTV_STATE_SYSCALL, submode);
LttvExecutionSubmode submode;
- 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 {
+ if (unlikely(ts->nb_traps <= trap)) {
/* 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);
+ GQuark *old_names = ts->trap_names;
+ guint new_nb_traps = max(trap + 1, ts->nb_traps * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->trap_names = g_new(GQuark, new_nb_traps);
+ memcpy(ts->trap_names, old_names,
+ ts->nb_traps * sizeof(GQuark));
+ for(i = ts->nb_traps ; i < new_nb_traps ; i++) {
+ g_string_printf(fe_name, "trap %d", i);
+ ts->trap_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_traps = new_nb_traps;
}
+ submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[trap];
push_state(s, LTTV_STATE_TRAP, submode);
LttvExecutionSubmode submode;
guint64 irq = ltt_event_get_long_unsigned(e, f);
- guint64 nb_irqs = ((LttvTraceState *)(s->parent.t_context))->nb_irqs;
- if(irq < nb_irqs) {
- submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[irq];
- } else {
+ if (unlikely(ts->nb_irqs <= irq)) {
/* Fixup an incomplete irq table */
- GString *string = g_string_new("");
- g_string_printf(string, "irq %llu", irq);
- submode = g_quark_from_string(string->str);
- g_string_free(string, TRUE);
+ GQuark *old_names = ts->irq_names;
+ guint new_nb_irqs = max(irq + 1, ts->nb_irqs * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->irq_names = g_new(GQuark, new_nb_irqs);
+ memcpy(ts->irq_names, old_names,
+ ts->nb_irqs * sizeof(GQuark));
+ for(i = ts->nb_irqs ; i < new_nb_irqs ; i++) {
+ g_string_printf(fe_name, "irq %d", i);
+ ts->irq_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_irqs = new_nb_irqs;
}
+ submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[irq];
/* Do something with the info about being in user or system mode when int? */
push_state(s, LTTV_STATE_IRQ, submode);
guint64 softirq = ltt_event_get_long_unsigned(e, f);
guint64 nb_softirqs = ((LttvTraceState *)(s->parent.t_context))->nb_soft_irqs;
- if(softirq < nb_softirqs) {
- submode = ((LttvTraceState *)(s->parent.t_context))->soft_irq_names[softirq];
- } else {
- /* Fixup an incomplete irq table */
- GString *string = g_string_new("");
- g_string_printf(string, "softirq %llu", softirq);
- submode = g_quark_from_string(string->str);
- g_string_free(string, TRUE);
+ if (unlikely(nb_softirqs <= softirq)) {
+ /* Fixup an incomplete softirq table */
+ GQuark *old_names = ts->soft_irq_names;
+ guint new_nb_soft_irqs = max(softirq + 1, ts->nb_soft_irqs * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->soft_irq_names = g_new(GQuark, new_nb_soft_irqs);
+ memcpy(ts->soft_irq_names, old_names,
+ ts->nb_soft_irqs * sizeof(GQuark));
+ for(i = ts->nb_soft_irqs ; i < new_nb_soft_irqs ; i++) {
+ g_string_printf(fe_name, "softirq %d", i);
+ ts->soft_irq_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_soft_irqs = new_nb_soft_irqs;
}
+ submode = ((LttvTraceState *)(s->parent.t_context))->soft_irq_names[softirq];
/* Do something with the info about being in user or system mode when int? */
push_state(s, LTTV_STATE_SOFT_IRQ, submode);
lttv_trace_get_hook_field(th, 0)));
guint irq = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
+ if (ts->nb_irqs <= irq) {
+ GQuark *old_names = ts->irq_names;
+ guint new_nb_irqs = max(irq + 1, ts->nb_irqs * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->irq_names = g_new(GQuark, new_nb_irqs);
+ memcpy(ts->irq_names, old_names,
+ ts->nb_irqs * sizeof(GQuark));
+ for(i = ts->nb_irqs ; i < new_nb_irqs ; i++) {
+ g_string_printf(fe_name, "irq %d", i);
+ ts->irq_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_irqs = new_nb_irqs;
+ }
ts->irq_names[irq] = action;
return FALSE;
return FALSE;
}
+static gboolean dump_syscall(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);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ guint id;
+ guint64 address;
+ char *symbol;
+
+ id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
+ address = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
+ symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2));
+
+ if (ts->nb_syscalls <= id) {
+ GQuark *old_names = ts->syscall_names;
+ guint new_nb_syscalls = max(id + 1, ts->nb_syscalls * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->syscall_names = g_new(GQuark, new_nb_syscalls);
+ memcpy(ts->syscall_names, old_names,
+ ts->nb_syscalls * sizeof(GQuark));
+ for(i = ts->nb_syscalls ; i < new_nb_syscalls ; i++) {
+ g_string_printf(fe_name, "syscall %d", i);
+ ts->syscall_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_syscalls = new_nb_syscalls;
+ }
+ ts->syscall_names[id] = g_quark_from_string(symbol);
+
+ return FALSE;
+}
+
+static gboolean dump_softirq(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);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ guint id;
+ guint64 address;
+ char *symbol;
+
+ id = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
+ address = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
+ symbol = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2));
+
+ if (ts->nb_soft_irqs <= id) {
+ /* Fixup an incomplete softirq table */
+ GQuark *old_names = ts->soft_irq_names;
+ guint new_nb_soft_irqs = max(id + 1, ts->nb_soft_irqs * 2);
+ guint i;
+ GString *fe_name = g_string_new("");
+ ts->soft_irq_names = g_new(GQuark, new_nb_soft_irqs);
+ memcpy(ts->soft_irq_names, old_names,
+ ts->nb_soft_irqs * sizeof(GQuark));
+ for(i = ts->nb_soft_irqs ; i < new_nb_soft_irqs ; i++) {
+ g_string_printf(fe_name, "softirq %d", i);
+ ts->soft_irq_names[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+ ts->nb_soft_irqs = new_nb_soft_irqs;
+ }
+
+ ts->soft_irq_names[id] = g_quark_from_string(symbol);
+
+ return FALSE;
+}
+
static gboolean schedchange(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
FIELD_ARRAY(LTT_FIELD_THIS_FN, LTT_FIELD_CALL_SITE),
function_exit, NULL, &hooks);
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_FACILITY_STATEDUMP,
+ LTT_EVENT_SYS_CALL_TABLE,
+ FIELD_ARRAY(LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL),
+ dump_syscall, NULL, &hooks);
+
+ lttv_trace_find_hook(ts->parent.t,
+ LTT_FACILITY_STATEDUMP,
+ LTT_EVENT_SOFTIRQ_VEC,
+ FIELD_ARRAY(LTT_FIELD_ID, LTT_FIELD_ADDRESS, LTT_FIELD_SYMBOL),
+ dump_softirq, NULL, &hooks);
+
/* Add these hooks to each event_by_id hooks list */
nb_tracefile = ts->parent.tracefiles->len;
LTT_FACILITY_LIST = g_quark_from_string("list");
LTT_FACILITY_USER_GENERIC = g_quark_from_string("user_generic");
LTT_FACILITY_BLOCK = g_quark_from_string("block");
-
-
+ LTT_FACILITY_STATEDUMP = g_quark_from_string("statedump");
+
LTT_EVENT_SYSCALL_ENTRY = g_quark_from_string("syscall_entry");
LTT_EVENT_SYSCALL_EXIT = g_quark_from_string("syscall_exit");
LTT_EVENT_TRAP_ENTRY = g_quark_from_string("trap_entry");
LTT_EVENT_THREAD_BRAND = g_quark_from_string("thread_brand");
LTT_EVENT_REQUEST_ISSUE = g_quark_from_string("_blk_request_issue");
LTT_EVENT_REQUEST_COMPLETE = g_quark_from_string("_blk_request_complete");
- LTT_EVENT_LIST_INTERRUPT = g_quark_from_string("interrupt");;
-
+ LTT_EVENT_LIST_INTERRUPT = g_quark_from_string("interrupt");
+ LTT_EVENT_SYS_CALL_TABLE = g_quark_from_string("sys_call_table");
+ LTT_EVENT_SOFTIRQ_VEC = g_quark_from_string("softirq_vec");
LTT_FIELD_SYSCALL_ID = g_quark_from_string("syscall_id");
LTT_FIELD_TRAP_ID = g_quark_from_string("trap_id");
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_ID = g_quark_from_string("id");
+ LTT_FIELD_ADDRESS = g_quark_from_string("address");
+ LTT_FIELD_SYMBOL = g_quark_from_string("symbol");
LTTV_CPU_UNKNOWN = g_quark_from_string("unknown");
LTTV_CPU_IDLE = g_quark_from_string("idle");