* MA 02111-1307, USA.
*/
+#define _GNU_SOURCE
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
+#include <glib.h>
#include <lttv/lttv.h>
#include <lttv/module.h>
#include <lttv/state.h>
-#include <ltt/facility.h>
#include <ltt/trace.h>
#include <ltt/event.h>
-#include <ltt/type.h>
+#include <ltt/ltt.h>
+#include <ltt/marker-desc.h>
#include <stdio.h>
#include <string.h>
+#include <ltt/ltt-private.h>
+
+/* Comment :
+ * Mathieu Desnoyers
+ * usertrace is there only to be able to update the current CPU of the
+ * usertraces when there is a schedchange. it is a way to link the ProcessState
+ * to the associated usertrace. Link only created upon thread creation.
+ *
+ * The cpu id is necessary : it gives us back the current ProcessState when we
+ * are considering data from the usertrace.
+ */
#define PREALLOCATED_EXECUTION_STACK 10
GQuark
LTT_FACILITY_KERNEL,
LTT_FACILITY_KERNEL_ARCH,
- LTT_FACILITY_PROCESS,
+ LTT_FACILITY_LIST,
LTT_FACILITY_FS,
- LTT_FACILITY_STATEDUMP,
- LTT_FACILITY_USER_GENERIC;
+ LTT_FACILITY_USER_GENERIC,
+ LTT_FACILITY_BLOCK,
+ LTT_FACILITY_STATEDUMP;
/* Events Quarks */
LTT_EVENT_IRQ_EXIT,
LTT_EVENT_SOFT_IRQ_ENTRY,
LTT_EVENT_SOFT_IRQ_EXIT,
- LTT_EVENT_SCHEDCHANGE,
- LTT_EVENT_FORK,
- LTT_EVENT_KERNEL_THREAD,
- LTT_EVENT_EXIT,
- LTT_EVENT_FREE,
+ LTT_EVENT_SCHED_SCHEDULE,
+ LTT_EVENT_PROCESS_FORK,
+ LTT_EVENT_KTHREAD_CREATE,
+ LTT_EVENT_PROCESS_EXIT,
+ LTT_EVENT_PROCESS_FREE,
LTT_EVENT_EXEC,
- LTT_EVENT_ENUM_PROCESS_STATE,
+ LTT_EVENT_PROCESS_STATE,
+ LTT_EVENT_STATEDUMP_END,
LTT_EVENT_FUNCTION_ENTRY,
LTT_EVENT_FUNCTION_EXIT,
- LTT_EVENT_THREAD_BRAND;
+ LTT_EVENT_THREAD_BRAND,
+ LTT_EVENT_REQUEST_ISSUE,
+ LTT_EVENT_REQUEST_COMPLETE,
+ LTT_EVENT_LIST_INTERRUPT,
+ LTT_EVENT_SYS_CALL_TABLE,
+ LTT_EVENT_SOFTIRQ_VEC;
/* Fields Quarks */
LTT_FIELD_TRAP_ID,
LTT_FIELD_IRQ_ID,
LTT_FIELD_SOFT_IRQ_ID,
- LTT_FIELD_OUT,
- LTT_FIELD_IN,
- LTT_FIELD_OUT_STATE,
+ LTT_FIELD_PREV_PID,
+ LTT_FIELD_NEXT_PID,
+ LTT_FIELD_PREV_STATE,
LTT_FIELD_PARENT_PID,
LTT_FIELD_CHILD_PID,
LTT_FIELD_PID,
LTT_FIELD_TGID,
+ LTT_FIELD_CHILD_TGID,
LTT_FIELD_FILENAME,
LTT_FIELD_NAME,
LTT_FIELD_TYPE,
LTT_FIELD_SUBMODE,
LTT_FIELD_STATUS,
LTT_FIELD_THIS_FN,
- LTT_FIELD_CALL_SITE;
+ LTT_FIELD_CALL_SITE,
+ LTT_FIELD_MINOR,
+ LTT_FIELD_MAJOR,
+ LTT_FIELD_OPERATION,
+ LTT_FIELD_ACTION,
+ LTT_FIELD_ID,
+ LTT_FIELD_ADDRESS,
+ LTT_FIELD_SYMBOL;
LttvExecutionMode
LTTV_STATE_MODE_UNKNOWN,
LttvProcessStatus
LTTV_STATE_UNNAMED,
- LTTV_STATE_UNBRANDED,
LTTV_STATE_WAIT_FORK,
LTTV_STATE_WAIT_CPU,
LTTV_STATE_EXIT,
LTTV_STATE_RUN,
LTTV_STATE_DEAD;
+GQuark
+ LTTV_STATE_UNBRANDED;
+
LttvProcessType
LTTV_STATE_USER_THREAD,
LTTV_STATE_KERNEL_THREAD;
+LttvCPUMode
+ LTTV_CPU_UNKNOWN,
+ LTTV_CPU_IDLE,
+ LTTV_CPU_BUSY,
+ LTTV_CPU_IRQ,
+ LTTV_CPU_SOFT_IRQ,
+ LTTV_CPU_TRAP;
+
+LttvIRQMode
+ LTTV_IRQ_UNKNOWN,
+ LTTV_IRQ_IDLE,
+ LTTV_IRQ_BUSY;
+
+LttvBdevMode
+ LTTV_BDEV_UNKNOWN,
+ LTTV_BDEV_IDLE,
+ LTTV_BDEV_BUSY_READING,
+ LTTV_BDEV_BUSY_WRITING;
+
static GQuark
LTTV_STATE_TRACEFILES,
LTTV_STATE_PROCESSES,
LTTV_STATE_TIME,
LTTV_STATE_HOOKS,
LTTV_STATE_NAME_TABLES,
- LTTV_STATE_TRACE_STATE_USE_COUNT;
+ LTTV_STATE_TRACE_STATE_USE_COUNT,
+ LTTV_STATE_RESOURCE_CPUS,
+ LTTV_STATE_RESOURCE_CPUS_COUNT,
+ LTTV_STATE_RESOURCE_IRQS,
+ LTTV_STATE_RESOURCE_SOFT_IRQS,
+ LTTV_STATE_RESOURCE_TRAPS,
+ LTTV_STATE_RESOURCE_BLKDEVS;
static void create_max_time(LttvTraceState *tcs);
static void lttv_state_free_process_table(GHashTable *processes);
+static void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp,
+ GPtrArray *quarktable);
+
+/* Resource function prototypes */
+static LttvBdevState *get_hashed_bdevstate(LttvTraceState *ts, guint16 devcode);
+static LttvBdevState *bdevstate_new(void);
+static void bdevstate_free(LttvBdevState *);
+static void bdevstate_free_cb(gpointer key, gpointer value, gpointer user_data);
+static LttvBdevState *bdevstate_copy(LttvBdevState *bds);
+
void lttv_state_save(LttvTraceState *self, LttvAttribute *container)
{
g_hash_table_destroy(usertraces);
}
+gboolean rettrue(gpointer key, gpointer value, gpointer user_data)
+{
+ return TRUE;
+}
+
+static guint check_expand(nb, id)
+{
+ if(likely(nb > id))
+ return nb;
+ else
+ return max(id + 1, nb * 2);
+}
+
+static void expand_name_table(LttvTraceState *ts, GQuark **table,
+ guint nb, guint new_nb)
+{
+ /* Expand an incomplete table */
+ GQuark *old_table = *table;
+ *table = g_new(GQuark, new_nb);
+ memcpy(*table, old_table, nb * sizeof(GQuark));
+}
+
+static void fill_name_table(LttvTraceState *ts, GQuark *table, guint nb,
+ guint new_nb, const char *def_string)
+{
+ guint i;
+ GString *fe_name = g_string_new("");
+ for(i = nb; i < new_nb; i++) {
+ g_string_printf(fe_name, "%s %d", def_string, i);
+ table[i] = g_quark_from_string(fe_name->str);
+ }
+ g_string_free(fe_name, TRUE);
+}
+
+static void expand_syscall_table(LttvTraceState *ts, int id)
+{
+ guint new_nb = check_expand(ts->nb_syscalls, id);
+ if(likely(new_nb == ts->nb_syscalls))
+ return;
+ expand_name_table(ts, &ts->syscall_names, ts->nb_syscalls, new_nb);
+ fill_name_table(ts, ts->syscall_names, ts->nb_syscalls, new_nb, "syscall");
+ /* Update the table size */
+ ts->nb_syscalls = new_nb;
+}
+static void expand_trap_table(LttvTraceState *ts, int id)
+{
+ guint new_nb = check_expand(ts->nb_traps, id);
+ guint i;
+ if(likely(new_nb == ts->nb_traps))
+ return;
+ expand_name_table(ts, &ts->trap_names, ts->nb_traps, new_nb);
+ fill_name_table(ts, ts->trap_names, ts->nb_traps, new_nb, "trap");
+ /* Update the table size */
+ ts->nb_traps = new_nb;
+
+ LttvTrapState *old_table = ts->trap_states;
+ ts->trap_states = g_new(LttvTrapState, new_nb);
+ memcpy(ts->trap_states, old_table,
+ ts->nb_traps * sizeof(LttvTrapState));
+ for(i = ts->nb_traps; i < new_nb; i++)
+ ts->trap_states[i].running = 0;
+}
+
+static void expand_irq_table(LttvTraceState *ts, int id)
+{
+ guint new_nb = check_expand(ts->nb_irqs, id);
+ guint i;
+ if(likely(new_nb == ts->nb_irqs))
+ return;
+ expand_name_table(ts, &ts->irq_names, ts->nb_irqs, new_nb);
+ fill_name_table(ts, ts->irq_names, ts->nb_irqs, new_nb, "irq");
+
+ LttvIRQState *old_table = ts->irq_states;
+ ts->irq_states = g_new(LttvIRQState, new_nb);
+ memcpy(ts->irq_states, old_table, ts->nb_irqs * sizeof(LttvIRQState));
+ for(i = ts->nb_irqs; i < new_nb; i++) {
+ ts->irq_states[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode));
+ }
+
+ /* Update the table size */
+ ts->nb_irqs = new_nb;
+}
+
+static void expand_soft_irq_table(LttvTraceState *ts, int id)
+{
+ guint new_nb = check_expand(ts->nb_soft_irqs, id);
+ guint i;
+ if(likely(new_nb == ts->nb_soft_irqs))
+ return;
+ expand_name_table(ts, &ts->soft_irq_names, ts->nb_soft_irqs, new_nb);
+ fill_name_table(ts, ts->soft_irq_names, ts->nb_soft_irqs, new_nb, "softirq");
+
+ LttvSoftIRQState *old_table = ts->soft_irq_states;
+ ts->soft_irq_states = g_new(LttvSoftIRQState, new_nb);
+ memcpy(ts->soft_irq_states, old_table,
+ ts->nb_soft_irqs * sizeof(LttvSoftIRQState));
+ for(i = ts->nb_soft_irqs; i < new_nb; i++)
+ ts->soft_irq_states[i].running = 0;
+
+ /* Update the table size */
+ ts->nb_soft_irqs = new_nb;
+}
static void
restore_init_state(LttvTraceState *self)
{
- guint i, nb_cpus;
+ guint i, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps;
- LttvTracefileState *tfcs;
+ //LttvTracefileState *tfcs;
LttTime start_time, end_time;
//lttv_process_trace_seek_time(&self->parent, ltt_time_zero);
nb_cpus = ltt_trace_get_num_cpu(self->parent.t);
+ nb_irqs = self->nb_irqs;
+ nb_soft_irqs = self->nb_soft_irqs;
+ nb_traps = self->nb_traps;
/* Put the per cpu running_process to beginning state : process 0. */
for(i=0; i< nb_cpus; i++) {
+ LttvExecutionState *es;
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;
+ /* We are not sure is it's a kernel thread or normal thread, put the
+ * bottom stack state to unknown */
+ self->running_process[i]->execution_stack =
+ g_array_set_size(self->running_process[i]->execution_stack, 1);
+ es = self->running_process[i]->state =
+ &g_array_index(self->running_process[i]->execution_stack,
+ LttvExecutionState, 0);
+ es->t = LTTV_STATE_MODE_UNKNOWN;
+ es->s = LTTV_STATE_UNNAMED;
+
+ //self->running_process[i]->state->s = LTTV_STATE_RUN;
self->running_process[i]->cpu = i;
+
+ /* reset cpu states */
+ if(self->cpu_states[i].mode_stack->len > 0)
+ g_array_remove_range(self->cpu_states[i].mode_stack, 0, self->cpu_states[i].mode_stack->len);
+ }
+
+ /* reset irq states */
+ for(i=0; i<nb_irqs; i++) {
+ if(self->irq_states[i].mode_stack->len > 0)
+ g_array_remove_range(self->irq_states[i].mode_stack, 0, self->irq_states[i].mode_stack->len);
+ }
+
+ /* reset softirq states */
+ for(i=0; i<nb_soft_irqs; i++) {
+ self->soft_irq_states[i].running = 0;
}
+
+ /* reset trap states */
+ for(i=0; i<nb_traps; i++) {
+ self->trap_states[i].running = 0;
+ }
+
+ /* reset bdev states */
+ g_hash_table_foreach(self->bdev_states, bdevstate_free_cb, NULL);
+ //g_hash_table_steal_all(self->bdev_states);
+ g_hash_table_foreach_steal(self->bdev_states, rettrue, NULL);
#if 0
nb_tracefile = self->parent.tracefiles->len;
g_free(data);
}
+#define MAX_STRING_LEN 4096
+
+static void
+state_load_saved_states(LttvTraceState *tcs)
+{
+ FILE *fp;
+ GPtrArray *quarktable;
+ const char *trace_path;
+ char path[PATH_MAX];
+ guint count;
+ guint i;
+ tcs->has_precomputed_states = FALSE;
+ GQuark q;
+ gchar *string;
+ gint hdr;
+ gchar buf[MAX_STRING_LEN];
+ guint len;
+
+ trace_path = g_quark_to_string(ltt_trace_name(tcs->parent.t));
+ strncpy(path, trace_path, PATH_MAX-1);
+ count = strnlen(trace_path, PATH_MAX-1);
+ // quarktable : open, test
+ strncat(path, "/precomputed/quarktable", PATH_MAX-count-1);
+ fp = fopen(path, "r");
+ if(!fp) return;
+ quarktable = g_ptr_array_sized_new(4096);
+
+ /* Index 0 is null */
+ hdr = fgetc(fp);
+ if(hdr == EOF) return;
+ g_assert(hdr == HDR_QUARKS);
+ q = 1;
+ do {
+ hdr = fgetc(fp);
+ if(hdr == EOF) break;
+ g_assert(hdr == HDR_QUARK);
+ g_ptr_array_set_size(quarktable, q+1);
+ i=0;
+ while(1) {
+ fread(&buf[i], sizeof(gchar), 1, fp);
+ if(buf[i] == '\0' || feof(fp)) break;
+ i++;
+ }
+ len = strnlen(buf, MAX_STRING_LEN-1);
+ g_ptr_array_index (quarktable, q) = g_new(gchar, len+1);
+ strncpy(g_ptr_array_index (quarktable, q), buf, len+1);
+ q++;
+ } while(1);
+
+ fclose(fp);
+
+ // saved_states : open, test
+ strncpy(path, trace_path, PATH_MAX-1);
+ count = strnlen(trace_path, PATH_MAX-1);
+ strncat(path, "/precomputed/states", PATH_MAX-count-1);
+ fp = fopen(path, "r");
+ if(!fp) return;
+
+ hdr = fgetc(fp);
+ if(hdr != HDR_TRACE) goto end;
+
+ lttv_trace_states_read_raw(tcs, fp, quarktable);
+
+ tcs->has_precomputed_states = TRUE;
+
+end:
+ fclose(fp);
+
+ /* Free the quarktable */
+ for(i=0; i<quarktable->len; i++) {
+ string = g_ptr_array_index (quarktable, i);
+ g_free(string);
+ }
+ g_ptr_array_free(quarktable, TRUE);
+ return;
+}
+
static void
init(LttvTracesetState *self, LttvTraceset *ts)
{
- guint i, j, nb_trace, nb_tracefile;
+ guint i, j, nb_trace, nb_tracefile, nb_cpu;
+ guint64 nb_irq;
LttvTraceContext *tc;
get_max_time(tcs);
nb_tracefile = tc->tracefiles->len;
+ nb_cpu = ltt_trace_get_num_cpu(tc->t);
+ nb_irq = tcs->nb_irqs;
tcs->processes = NULL;
tcs->usertraces = NULL;
- tcs->running_process = g_new(LttvProcessState*,
- ltt_trace_get_num_cpu(tc->t));
+ tcs->running_process = g_new(LttvProcessState*, nb_cpu);
+
+ /* init cpu resource stuff */
+ tcs->cpu_states = g_new(LttvCPUState, nb_cpu);
+ for(j = 0; j<nb_cpu; j++) {
+ tcs->cpu_states[j].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvCPUMode));
+ g_assert(tcs->cpu_states[j].mode_stack != NULL);
+ }
+
+ /* init irq resource stuff */
+ tcs->irq_states = g_new(LttvIRQState, nb_irq);
+ for(j = 0; j<nb_irq; j++) {
+ tcs->irq_states[j].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode));
+ g_assert(tcs->irq_states[j].mode_stack != NULL);
+ }
+
+ /* init soft irq stuff */
+ /* the kernel has a statically fixed max of 32 softirqs */
+ tcs->soft_irq_states = g_new(LttvSoftIRQState, tcs->nb_soft_irqs);
+
+ /* init trap stuff */
+ tcs->trap_states = g_new(LttvTrapState, tcs->nb_traps);
+
+ /* init bdev resource stuff */
+ tcs->bdev_states = g_hash_table_new(g_int_hash, g_int_equal);
+
restore_init_state(tcs);
for(j = 0 ; j < nb_tracefile ; j++) {
tfcs =
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
+ tfcs->cpu_state = &(tcs->cpu_states[tfcs->cpu]);
if(ltt_tracefile_tid(tfcs->parent.tf) != 0) {
/* It's a Usertrace */
guint tid = ltt_tracefile_tid(tfcs->parent.tf);
}
}
+ /* See if the trace has saved states */
+ state_load_saved_states(tcs);
}
}
LttvTraceState *tcs;
- LttvTracefileState *tfcs;
+ //LttvTracefileState *tfcs;
LttvAttributeValue v;
process = (LttvProcessState *)value;
fprintf(fp,
-" <PROCESS CORE=%p PID=%u TGID=%u PPID=%u TYPE=\"%s\" CTIME_S=%lu CTIME_NS=%lu ITIME_S=%lu ITIME_NS=%lu NAME=\"%s\" BRAND=\"%s\" CPU=\"%u\" PROCESS_TYPE=%u>\n",
+" <PROCESS CORE=%p PID=%u TGID=%u PPID=%u TYPE=\"%s\" CTIME_S=%lu CTIME_NS=%lu ITIME_S=%lu ITIME_NS=%lu NAME=\"%s\" BRAND=\"%s\" CPU=\"%u\" FREE_EVENTS=\"%u\">\n",
process, process->pid, process->tgid, process->ppid,
g_quark_to_string(process->type),
process->creation_time.tv_sec,
process->insertion_time.tv_nsec,
g_quark_to_string(process->name),
g_quark_to_string(process->brand),
- process->cpu);
+ process->cpu, process->free_events);
for(i = 0 ; i < process->execution_stack->len; i++) {
es = &g_array_index(process->execution_stack, LttvExecutionState, i);
}
for(i = 0 ; i < process->user_stack->len; i++) {
- address = &g_array_index(process->user_stack, guint64, i);
+ address = g_array_index(process->user_stack, guint64, i);
fprintf(fp, " <USER_STACK ADDRESS=\"%llu\"/>\n",
address);
}
//fputc('\0', fp);
fwrite(&process->brand, sizeof(process->brand), 1, fp);
fwrite(&process->pid, sizeof(process->pid), 1, fp);
+ fwrite(&process->free_events, sizeof(process->free_events), 1, fp);
fwrite(&process->tgid, sizeof(process->tgid), 1, fp);
fwrite(&process->ppid, sizeof(process->ppid), 1, fp);
fwrite(&process->cpu, sizeof(process->cpu), 1, fp);
fwrite(&es->s, sizeof(es->s), 1, fp);
fwrite(&es->entry, sizeof(es->entry), 1, fp);
fwrite(&es->change, sizeof(es->change), 1, fp);
+ fwrite(&es->cum_cpu_time, sizeof(es->cum_cpu_time), 1, fp);
#if 0
fprintf(fp, " <ES MODE=\"%s\" SUBMODE=\"%s\" ENTRY_S=%lu ENTRY_NS=%lu",
g_quark_to_string(es->t), g_quark_to_string(es->n),
}
for(i = 0 ; i < process->user_stack->len; i++) {
- address = &g_array_index(process->user_stack, guint64, i);
+ address = g_array_index(process->user_stack, guint64, i);
fputc(HDR_USER_STACK, fp);
fwrite(&address, sizeof(address), 1, fp);
#if 0
/* Read process state from a file */
/* Called because a HDR_PROCESS was found */
-static void read_process_state_raw(LttvTraceState *self, FILE *fp)
+static void read_process_state_raw(LttvTraceState *self, FILE *fp,
+ GPtrArray *quarktable)
{
LttvExecutionState *es;
LttvProcessState *process, *parent_process;
LttvProcessState tmp;
+ GQuark tmpq;
- FILE *fp = (FILE *)user_data;
-
- guint i;
- guint64 address;
- guint cpu;
+ guint64 *address;
- /* TOOD : check return value */
+ /* TODO : check return value */
fread(&tmp.type, sizeof(tmp.type), 1, fp);
fread(&tmp.name, sizeof(tmp.name), 1, fp);
fread(&tmp.brand, sizeof(tmp.brand), 1, fp);
fread(&tmp.pid, sizeof(tmp.pid), 1, fp);
+ fread(&tmp.free_events, sizeof(tmp.free_events), 1, fp);
fread(&tmp.tgid, sizeof(tmp.tgid), 1, fp);
fread(&tmp.ppid, sizeof(tmp.ppid), 1, fp);
fread(&tmp.cpu, sizeof(tmp.cpu), 1, fp);
fread(&tmp.insertion_time, sizeof(tmp.insertion_time), 1, fp);
if(tmp.pid == 0) {
- process = lttv_state_find_process(self, tmp.cpu, tmp.pid,
- tmp.insertion_time);
+ process = lttv_state_find_process(self, tmp.cpu, tmp.pid);
} else {
/* We must link to the parent */
parent_process = lttv_state_find_process_or_create(self, ANY_CPU, tmp.ppid,
- LTT_TIME_ZERO);
- process = lttv_state_find_process_or_create(self, ANY_CPU, tmp.pid,
- tmp.insertion_time);
+ <t_time_zero);
+ process = lttv_state_find_process(self, ANY_CPU, tmp.pid);
+ if(process == NULL) {
+ process = lttv_state_create_process(self, parent_process, tmp.cpu,
+ tmp.pid, tmp.tgid,
+ g_quark_from_string((gchar*)g_ptr_array_index(quarktable, tmp.name)),
+ &tmp.creation_time);
+ }
}
+ process->insertion_time = tmp.insertion_time;
process->creation_time = tmp.creation_time;
- process->type = tmp.type;
- process->brand = tmp.brand;
+ process->type = g_quark_from_string(
+ (gchar*)g_ptr_array_index(quarktable, tmp.type));
process->tgid = tmp.tgid;
- process->cpu = tmp.cpu;
+ process->ppid = tmp.ppid;
+ process->brand = g_quark_from_string(
+ (gchar*)g_ptr_array_index(quarktable, tmp.brand));
+ process->name =
+ g_quark_from_string((gchar*)g_ptr_array_index(quarktable, tmp.name));
+ process->free_events = tmp.free_events;
do {
if(feof(fp) || ferror(fp)) goto end_loop;
- hdr = fgetc(fp);
+ gint hdr = fgetc(fp);
+ if(hdr == EOF) goto end_loop;
switch(hdr) {
case HDR_ES:
+ process->execution_stack =
+ g_array_set_size(process->execution_stack,
+ process->execution_stack->len + 1);
+ es = &g_array_index(process->execution_stack, LttvExecutionState,
+ process->execution_stack->len-1);
+ process->state = es;
+
+ fread(&es->t, sizeof(es->t), 1, fp);
+ es->t = g_quark_from_string(
+ (gchar*)g_ptr_array_index(quarktable, es->t));
+ fread(&es->n, sizeof(es->n), 1, fp);
+ es->n = g_quark_from_string(
+ (gchar*)g_ptr_array_index(quarktable, es->n));
+ fread(&es->s, sizeof(es->s), 1, fp);
+ es->s = g_quark_from_string(
+ (gchar*)g_ptr_array_index(quarktable, es->s));
+ fread(&es->entry, sizeof(es->entry), 1, fp);
+ fread(&es->change, sizeof(es->change), 1, fp);
+ fread(&es->cum_cpu_time, sizeof(es->cum_cpu_time), 1, fp);
break;
case HDR_USER_STACK:
+ process->user_stack = g_array_set_size(process->user_stack,
+ process->user_stack->len + 1);
+ address = &g_array_index(process->user_stack, guint64,
+ process->user_stack->len-1);
+ fread(address, sizeof(address), 1, fp);
+ process->current_function = *address;
break;
case HDR_USERTRACE:
- break;
- case HDR_PROCESS_STATE:
+ fread(&tmpq, sizeof(tmpq), 1, fp);
+ fread(&process->usertrace->cpu, sizeof(process->usertrace->cpu), 1, fp);
break;
default:
ungetc(hdr, fp);
};
} while(1);
end_loop:
-
+ return;
}
/* Called because a HDR_PROCESS_STATE was found */
/* Append a saved state to the trace states */
-void lttv_state_read_raw(LttvTraceState *self, FILE *fp)
+void lttv_state_read_raw(LttvTraceState *self, FILE *fp, GPtrArray *quarktable)
{
guint i, nb_tracefile, nb_block, offset;
guint64 tsc;
- LttTracefile *tf;
+ LttvTracefileState *tfcs;
LttEventPosition *ep;
LttvAttribute *saved_states_tree, *saved_state_tree;
LttvAttributeValue value;
+ GTree *pqueue = self->parent.ts_context->pqueue;
ep = ltt_event_position_new();
restore_init_state(self);
do {
if(feof(fp) || ferror(fp)) goto end_loop;
hdr = fgetc(fp);
+ if(hdr == EOF) goto end_loop;
switch(hdr) {
case HDR_PROCESS:
/* Call read_process_state_raw */
- read_process_state_raw(self, fp);
+ read_process_state_raw(self, fp, quarktable);
break;
case HDR_TRACEFILE:
case HDR_TRACESET:
case HDR_USERTRACE:
case HDR_PROCESS_STATE:
case HDR_CPU:
- g_error("Error while parsing saved state file :"
- " unexpected data header %d",
- hdr);
+ ungetc(hdr, fp);
+ goto end_loop;
break;
default:
g_error("Error while parsing saved state file : unknown data header %d",
// fprintf(fp, " <TRACEFILE TIMESTAMP_S=%lu TIMESTAMP_NS=%lu",
// tfcs->parent.timestamp.tv_sec,
// tfcs->parent.timestamp.tv_nsec);
+ g_tree_remove(pqueue, &tfcs->parent);
hdr = fgetc(fp);
g_assert(hdr == HDR_TRACEFILE);
fread(&tfcs->parent.timestamp, sizeof(tfcs->parent.timestamp), 1, fp);
/* Note : if timestamp if LTT_TIME_INFINITE, there will be no
* position following : end of trace */
- if(ltt_time_compare(tfcs->parent.timestamp, LTT_TIME_INFINITE) != 0) {
+ if(ltt_time_compare(tfcs->parent.timestamp, ltt_time_infinite) != 0) {
fread(&nb_block, sizeof(nb_block), 1, fp);
fread(&offset, sizeof(offset), 1, fp);
fread(&tsc, sizeof(tsc), 1, fp);
- ltt_event_position_set(ep, tf, nb_block, offset, tsc);
- g_assert(ltt_tracefile_seek_position(tfc->tf, ep) == 0);
+ ltt_event_position_set(ep, tfcs->parent.tf, nb_block, offset, tsc);
+ gint ret = ltt_tracefile_seek_position(tfcs->parent.tf, ep);
+ g_assert(ret == 0);
+ g_tree_insert(pqueue, &tfcs->parent, &tfcs->parent);
}
}
g_free(ep);
- saved_states_tree = lttv_attribute_find_subdir(tcs->parent.t_a,
+ saved_states_tree = lttv_attribute_find_subdir(self->parent.t_a,
LTTV_STATE_SAVED_STATES);
saved_state_tree = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL);
value = lttv_attribute_add(saved_states_tree,
*(value.v_gobject) = (GObject *)saved_state_tree;
value = lttv_attribute_add(saved_state_tree, LTTV_STATE_TIME, LTTV_TIME);
*(value.v_time) = t;
- lttv_state_save(tcs, saved_state_tree);
+ lttv_state_save(self, saved_state_tree);
g_debug("Saving state at time %lu.%lu", t.tv_sec,
- self->parent.timestamp.tv_nsec);
+ t.tv_nsec);
*(self->max_time_state_recomputed_in_seek) = t;
+
}
/* Called when a HDR_TRACE is found */
-void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp)
+void lttv_trace_states_read_raw(LttvTraceState *tcs, FILE *fp,
+ GPtrArray *quarktable)
{
int hdr;
do {
if(feof(fp) || ferror(fp)) goto end_loop;
hdr = fgetc(fp);
+ if(hdr == EOF) goto end_loop;
switch(hdr) {
case HDR_PROCESS_STATE:
/* Call read_process_state_raw */
- lttv_state_read_raw(tcs, fp);
+ lttv_state_read_raw(tcs, fp, quarktable);
break;
case HDR_TRACEFILE:
case HDR_TRACESET:
};
} while(1);
end_loop:
-
*(tcs->max_time_state_recomputed_in_seek) = tcs->parent.time_span.end_time;
+ restore_init_state(tcs);
+ lttv_process_trace_seek_time(&tcs->parent, ltt_time_zero);
+ return;
}
return new_processes;
}
+static LttvCPUState *lttv_state_copy_cpu_states(LttvCPUState *states, guint n)
+{
+ guint i,j;
+ LttvCPUState *retval;
+
+ retval = g_new(LttvCPUState, n);
+
+ for(i=0; i<n; i++) {
+ retval[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvCPUMode));
+ retval[i].last_irq = states[i].last_irq;
+ g_array_set_size(retval[i].mode_stack, states[i].mode_stack->len);
+ for(j=0; j<states[i].mode_stack->len; j++) {
+ g_array_index(retval[i].mode_stack, GQuark, j) = g_array_index(states[i].mode_stack, GQuark, j);
+ }
+ }
+
+ return retval;
+}
+
+static void lttv_state_free_cpu_states(LttvCPUState *states, guint n)
+{
+ guint i;
+
+ for(i=0; i<n; i++) {
+ g_array_free(states[i].mode_stack, TRUE);
+ }
+
+ g_free(states);
+}
+
+static LttvIRQState *lttv_state_copy_irq_states(LttvIRQState *states, guint n)
+{
+ guint i,j;
+ LttvIRQState *retval;
+
+ retval = g_new(LttvIRQState, n);
+
+ for(i=0; i<n; i++) {
+ retval[i].mode_stack = g_array_new(FALSE, FALSE, sizeof(LttvIRQMode));
+ g_array_set_size(retval[i].mode_stack, states[i].mode_stack->len);
+ for(j=0; j<states[i].mode_stack->len; j++) {
+ g_array_index(retval[i].mode_stack, GQuark, j) = g_array_index(states[i].mode_stack, GQuark, j);
+ }
+ }
+
+ return retval;
+}
+
+static void lttv_state_free_irq_states(LttvIRQState *states, guint n)
+{
+ guint i;
+
+ for(i=0; i<n; i++) {
+ g_array_free(states[i].mode_stack, TRUE);
+ }
+
+ g_free(states);
+}
+
+static LttvSoftIRQState *lttv_state_copy_soft_irq_states(LttvSoftIRQState *states, guint n)
+{
+ guint i;
+ LttvSoftIRQState *retval;
+
+ retval = g_new(LttvSoftIRQState, n);
+
+ for(i=0; i<n; i++) {
+ retval[i].running = states[i].running;
+ }
+
+ return retval;
+}
+
+static void lttv_state_free_soft_irq_states(LttvSoftIRQState *states, guint n)
+{
+ g_free(states);
+}
+
+static LttvTrapState *lttv_state_copy_trap_states(LttvTrapState *states, guint n)
+{
+ guint i;
+ LttvTrapState *retval;
+
+ retval = g_new(LttvTrapState, n);
+
+ for(i=0; i<n; i++) {
+ retval[i].running = states[i].running;
+ }
+
+ return retval;
+}
+
+static void lttv_state_free_trap_states(LttvTrapState *states, guint n)
+{
+ g_free(states);
+}
+
+/* bdevstate stuff */
+
+static LttvBdevState *get_hashed_bdevstate(LttvTraceState *ts, guint16 devcode)
+{
+ gint devcode_gint = devcode;
+ gpointer bdev = g_hash_table_lookup(ts->bdev_states, &devcode_gint);
+ if(bdev == NULL) {
+ LttvBdevState *bdevstate = g_new(LttvBdevState, 1);
+ bdevstate->mode_stack = g_array_new(FALSE, FALSE, sizeof(GQuark));
+
+ gint * key = g_new(gint, 1);
+ *key = devcode;
+ g_hash_table_insert(ts->bdev_states, key, bdevstate);
+
+ bdev = bdevstate;
+ }
+
+ return bdev;
+}
+
+static LttvBdevState *bdevstate_new(void)
+{
+ LttvBdevState *retval;
+ retval = g_new(LttvBdevState, 1);
+ retval->mode_stack = g_array_new(FALSE, FALSE, sizeof(GQuark));
+
+ return retval;
+}
+
+static void bdevstate_free(LttvBdevState *bds)
+{
+ g_array_free(bds->mode_stack, TRUE);
+ g_free(bds);
+}
+
+static void bdevstate_free_cb(gpointer key, gpointer value, gpointer user_data)
+{
+ LttvBdevState *bds = (LttvBdevState *) value;
+
+ bdevstate_free(bds);
+}
+
+static LttvBdevState *bdevstate_copy(LttvBdevState *bds)
+{
+ LttvBdevState *retval;
+
+ retval = bdevstate_new();
+ g_array_insert_vals(retval->mode_stack, 0, bds->mode_stack->data, bds->mode_stack->len);
+
+ return retval;
+}
+
+static void insert_and_copy_bdev_state(gpointer k, gpointer v, gpointer u)
+{
+ //GHashTable *ht = (GHashTable *)u;
+ LttvBdevState *bds = (LttvBdevState *)v;
+ LttvBdevState *newbds;
+
+ newbds = bdevstate_copy(bds);
+
+ g_hash_table_insert(u, k, newbds);
+}
+
+static GHashTable *lttv_state_copy_blkdev_hashtable(GHashTable *ht)
+{
+ GHashTable *retval;
+
+ retval = g_hash_table_new(g_int_hash, g_int_equal);
+
+ g_hash_table_foreach(ht, insert_and_copy_bdev_state, retval);
+
+ return retval;
+}
+
+/* Free a hashtable and the LttvBdevState structures its values
+ * point to. */
+
+static void lttv_state_free_blkdev_hashtable(GHashTable *ht)
+{
+ g_hash_table_foreach(ht, bdevstate_free_cb, NULL);
+ g_hash_table_destroy(ht);
+}
/* The saved state for each trace contains a member "processes", which
stores a copy of the process table, and a member "tracefiles" with
static void state_save(LttvTraceState *self, LttvAttribute *container)
{
- guint i, nb_tracefile, nb_cpus;
+ guint i, nb_tracefile, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps;
LttvTracefileState *tfcs;
guint *running_process;
- LttvAttributeType type;
-
LttvAttributeValue value;
- LttvAttributeName name;
-
LttEventPosition *ep;
tracefiles_tree = lttv_attribute_find_subdir(container,
tfcs->parent.timestamp.tv_sec, tfcs->parent.timestamp.tv_nsec);
}
}
+
+ /* 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);
+ }
+
+ /* save the irq state */
+ nb_irqs = self->nb_irqs;
+ {
+ value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_IRQS,
+ LTTV_POINTER);
+ *(value.v_pointer) = lttv_state_copy_irq_states(self->irq_states, nb_irqs);
+ }
+
+ /* save the soft irq state */
+ nb_soft_irqs = self->nb_soft_irqs;
+ {
+ value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_SOFT_IRQS,
+ LTTV_POINTER);
+ *(value.v_pointer) = lttv_state_copy_soft_irq_states(self->soft_irq_states, nb_soft_irqs);
+ }
+
+ /* save the trap state */
+ nb_traps = self->nb_traps;
+ {
+ value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_TRAPS,
+ LTTV_POINTER);
+ *(value.v_pointer) = lttv_state_copy_trap_states(self->trap_states, nb_traps);
+ }
+
+ /* save the blkdev states */
+ value = lttv_attribute_add(container, LTTV_STATE_RESOURCE_BLKDEVS,
+ LTTV_POINTER);
+ *(value.v_pointer) = lttv_state_copy_blkdev_hashtable(self->bdev_states);
}
static void state_restore(LttvTraceState *self, LttvAttribute *container)
{
- guint i, nb_tracefile, pid, nb_cpus;
+ guint i, nb_tracefile, pid, nb_cpus, nb_irqs, nb_soft_irqs, nb_traps;
LttvTracefileState *tfcs;
g_assert(self->running_process[i] != NULL);
}
-
nb_tracefile = self->parent.tracefiles->len;
//g_tree_destroy(tsc->pqueue);
//tsc->pqueue = g_tree_new(compare_tracefile);
+
+ /* restore cpu resource states */
+ type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_CPUS, &value);
+ g_assert(type == LTTV_POINTER);
+ lttv_state_free_cpu_states(self->cpu_states, nb_cpus);
+ self->cpu_states = lttv_state_copy_cpu_states(*(value.v_pointer), nb_cpus);
+ /* restore 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(self->irq_states, nb_irqs);
+ self->irq_states = lttv_state_copy_irq_states(*(value.v_pointer), nb_irqs);
+
+ /* restore soft irq resource states */
+ nb_soft_irqs = self->nb_soft_irqs;
+ type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_SOFT_IRQS, &value);
+ g_assert(type == LTTV_POINTER);
+ lttv_state_free_soft_irq_states(self->soft_irq_states, nb_soft_irqs);
+ self->soft_irq_states = lttv_state_copy_soft_irq_states(*(value.v_pointer), nb_soft_irqs);
+
+ /* restore trap resource states */
+ nb_traps = self->nb_traps;
+ type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_TRAPS, &value);
+ g_assert(type == LTTV_POINTER);
+ lttv_state_free_trap_states(self->trap_states, nb_traps);
+ self->trap_states = lttv_state_copy_trap_states(*(value.v_pointer), nb_traps);
+
+ /* restore 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(self->bdev_states);
+ self->bdev_states = lttv_state_copy_blkdev_hashtable(*(value.v_pointer));
+
for(i = 0 ; i < nb_tracefile ; i++) {
tfcs =
LTTV_TRACEFILE_STATE(g_array_index(self->parent.tracefiles,
//g_assert(*(value.v_pointer) != NULL);
ep = *(value.v_pointer);
g_assert(tfcs->parent.t_context != NULL);
+
+ tfcs->cpu_state = &self->cpu_states[tfcs->cpu];
LttvTracefileContext *tfc = LTTV_TRACEFILE_CONTEXT(tfcs);
g_tree_remove(tsc->pqueue, tfc);
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;
gboolean is_named;
- LttEventPosition *ep;
-
tracefiles_tree = lttv_attribute_find_subdir(container,
LTTV_STATE_TRACEFILES);
g_object_ref(G_OBJECT(tracefiles_tree));
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 softirq resource states */
+ nb_softirqs = self->nb_irqs;
+ type = lttv_attribute_get_by_name(container, LTTV_STATE_RESOURCE_SOFT_IRQS, &value);
+ g_assert(type == LTTV_POINTER);
+ lttv_state_free_soft_irq_states(*(value.v_pointer), nb_softirqs);
+
+ /* 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++) {
GQuark *trap_names;
guint nb_traps;
GQuark *irq_names;
+ guint nb_irqs;
GQuark *soft_irq_names;
+ guint nb_softirqs;
} LttvNameTables;
static void
create_name_tables(LttvTraceState *tcs)
{
- int i, nb;
-
- GQuark f_name, e_name;
-
- LttvTraceHook h;
-
- LttvTraceHookByFacility *thf;
-
- LttEventType *et;
-
- LttType *t;
+ int i;
GString *fe_name = g_string_new("");
LttvAttributeValue v;
+ GArray *hooks;
+
lttv_attribute_find(tcs->parent.t_a, LTTV_STATE_NAME_TABLES,
LTTV_POINTER, &v);
g_assert(*(v.v_pointer) == NULL);
*(v.v_pointer) = name_tables;
-#if 0 // Use iteration over the facilities_by_name and then list all event
- // types of each facility
- nb = ltt_trace_eventtype_number(tcs->parent.t);
- name_tables->eventtype_names = g_new(GQuark, nb);
- for(i = 0 ; i < nb ; i++) {
- et = ltt_trace_eventtype_get(tcs->parent.t, i);
- e_name = ltt_eventtype_name(et);
- f_name = ltt_facility_name(ltt_eventtype_facility(et));
- g_string_printf(fe_name, "%s.%s", f_name, e_name);
- name_tables->eventtype_names[i] = g_quark_from_string(fe_name->str);
- }
-#endif //0
- 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)) {
-
- 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->nb_syscalls = nb;
+ hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 1);
- for(i = 0 ; i < nb ; i++) {
- name_tables->syscall_names[i] = ltt_enum_string_get(t, i);
+ 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)) {
+
+// th = lttv_trace_hook_get_first(&th);
+//
+// t = ltt_field_type(lttv_trace_get_hook_field(th, 0));
+// nb = ltt_type_element_number(t);
+//
+// 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);
+// if(!name_tables->syscall_names[i]) {
+// GString *string = g_string_new("");
+// g_string_printf(string, "syscall %u", i);
+// name_tables->syscall_names[i] = g_quark_from_string(string->str);
+// g_string_free(string, TRUE);
+// }
+// }
+
+ 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);
+ 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;
}
+ lttv_trace_hook_remove_all(&hooks);
- if(!lttv_trace_find_hook(tcs->parent.t, LTT_FACILITY_KERNEL,
+ if(!lttv_trace_find_hook(tcs->parent.t,
+ LTT_FACILITY_KERNEL_ARCH,
LTT_EVENT_TRAP_ENTRY,
- LTT_FIELD_TRAP_ID, 0, 0,
- NULL, NULL, &h)) {
-
- thf = lttv_trace_hook_get_first(&h);
-
- t = ltt_field_type(thf->f1);
- //nb = ltt_type_element_number(t);
+ FIELD_ARRAY(LTT_FIELD_TRAP_ID),
+ NULL, NULL, &hooks)) {
+
+// th = lttv_trace_hook_get_first(&th);
+//
+// t = ltt_field_type(lttv_trace_get_hook_field(th, 0));
+// //nb = ltt_type_element_number(t);
+//
+// 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, 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++) {
name_tables->trap_names = NULL;
name_tables->nb_traps = 0;
}
+ lttv_trace_hook_remove_all(&hooks);
if(!lttv_trace_find_hook(tcs->parent.t,
- LTT_FACILITY_KERNEL, LTT_EVENT_IRQ_ENTRY,
- LTT_FIELD_IRQ_ID, 0, 0,
- NULL, NULL, &h)) {
-
- thf = lttv_trace_hook_get_first(&h);
+ LTT_FACILITY_KERNEL,
+ LTT_EVENT_IRQ_ENTRY,
+ FIELD_ARRAY(LTT_FIELD_IRQ_ID),
+ NULL, NULL, &hooks)) {
- t = ltt_field_type(thf->f1);
- //nb = ltt_type_element_number(t);
-
- lttv_trace_hook_destroy(&h);
-
/*
name_tables->irq_names = g_new(GQuark, nb);
for(i = 0 ; i < nb ; i++) {
}
*/
+ name_tables->nb_irqs = 256;
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->nb_irqs = 0;
name_tables->irq_names = NULL;
}
+ lttv_trace_hook_remove_all(&hooks);
/*
name_tables->soft_irq_names = g_new(GQuark, nb);
for(i = 0 ; i < nb ; i++) {
}
*/
- name_tables->soft_irq_names = g_new(GQuark, 256);
- for(i = 0 ; i < 256 ; i++) {
+ /* the kernel is limited to 32 statically defined softirqs */
+ name_tables->nb_softirqs = 32;
+ name_tables->soft_irq_names = g_new(GQuark, name_tables->nb_softirqs);
+ for(i = 0 ; i < name_tables->nb_softirqs ; i++) {
g_string_printf(fe_name, "softirq %d", i);
name_tables->soft_irq_names[i] = g_quark_from_string(fe_name->str);
}
-
+ g_array_free(hooks, TRUE);
g_string_free(fe_name, TRUE);
}
tcs->nb_traps = name_tables->nb_traps;
tcs->irq_names = name_tables->irq_names;
tcs->soft_irq_names = name_tables->soft_irq_names;
+ tcs->nb_irqs = name_tables->nb_irqs;
+ tcs->nb_soft_irqs = name_tables->nb_softirqs;
}
#endif
+/* clears the stack and sets the state passed as argument */
+static void cpu_set_base_mode(LttvCPUState *cpust, LttvCPUMode state)
+{
+ g_array_set_size(cpust->mode_stack, 1);
+ ((GQuark *)cpust->mode_stack->data)[0] = state;
+}
+
+static void cpu_push_mode(LttvCPUState *cpust, LttvCPUMode state)
+{
+ g_array_set_size(cpust->mode_stack, cpust->mode_stack->len + 1);
+ ((GQuark *)cpust->mode_stack->data)[cpust->mode_stack->len - 1] = state;
+}
+
+static void cpu_pop_mode(LttvCPUState *cpust)
+{
+ if(cpust->mode_stack->len <= 1)
+ cpu_set_base_mode(cpust, LTTV_CPU_UNKNOWN);
+ else
+ g_array_set_size(cpust->mode_stack, cpust->mode_stack->len - 1);
+}
+
+/* clears the stack and sets the state passed as argument */
+static void bdev_set_base_mode(LttvBdevState *bdevst, LttvBdevMode state)
+{
+ g_array_set_size(bdevst->mode_stack, 1);
+ ((GQuark *)bdevst->mode_stack->data)[0] = state;
+}
+
+static void bdev_push_mode(LttvBdevState *bdevst, LttvBdevMode state)
+{
+ g_array_set_size(bdevst->mode_stack, bdevst->mode_stack->len + 1);
+ ((GQuark *)bdevst->mode_stack->data)[bdevst->mode_stack->len - 1] = state;
+}
+
+static void bdev_pop_mode(LttvBdevState *bdevst)
+{
+ if(bdevst->mode_stack->len <= 1)
+ bdev_set_base_mode(bdevst, LTTV_BDEV_UNKNOWN);
+ else
+ g_array_set_size(bdevst->mode_stack, bdevst->mode_stack->len - 1);
+}
+
+static void irq_set_base_mode(LttvIRQState *irqst, LttvIRQMode state)
+{
+ g_array_set_size(irqst->mode_stack, 1);
+ ((GQuark *)irqst->mode_stack->data)[0] = state;
+}
+
+static void irq_push_mode(LttvIRQState *irqst, LttvIRQMode state)
+{
+ g_array_set_size(irqst->mode_stack, irqst->mode_stack->len + 1);
+ ((GQuark *)irqst->mode_stack->data)[irqst->mode_stack->len - 1] = state;
+}
+
+static void irq_pop_mode(LttvIRQState *irqst)
+{
+ if(irqst->mode_stack->len <= 1)
+ irq_set_base_mode(irqst, LTTV_IRQ_UNKNOWN);
+ else
+ g_array_set_size(irqst->mode_stack, irqst->mode_stack->len - 1);
+}
static void push_state(LttvTracefileState *tfs, LttvExecutionMode t,
guint state_id)
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){
/* Get smaller keys */
if(res->best) {
if(ltt_time_compare(*elem_time, *res->best) < 0) {
- res->best = elem_time;
+ res->best = (LttTime *)elem_time;
}
} else {
- res->best = elem_time;
+ res->best = (LttTime *)elem_time;
}
return -1;
}
LttvExecutionState *es;
- LttvTraceContext *tc = (LttvTraceContext*)tcs;
-
char buffer[128];
process->pid = pid;
process->creation_time.tv_nsec);
process->pid_time = g_quark_from_string(buffer);
process->cpu = cpu;
+ process->free_events = 0;
//process->last_cpu = tfs->cpu_name;
//process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)tfs)->tf);
process->execution_stack = g_array_sized_new(FALSE, FALSE,
LttvProcessState *
lttv_state_find_process_or_create(LttvTraceState *ts, guint cpu, guint pid,
- LttTime *timestamp)
+ const LttTime *timestamp)
{
LttvProcessState *process = lttv_state_find_process(ts, cpu, pid);
LttvExecutionState *es;
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);
+ process->execution_stack =
+ g_array_set_size(process->execution_stack, 1);
+ process->state = es =
+ &g_array_index(process->execution_stack, LttvExecutionState, 0);
es->t = LTTV_STATE_MODE_UNKNOWN;
+ es->s = LTTV_STATE_UNNAMED;
}
return process;
}
* 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)
+static int exit_process(LttvTracefileState *tfs, LttvProcessState *process)
{
LttvTraceState *ts = LTTV_TRACE_STATE(tfs->parent.t_context);
LttvProcessState key;
+ /* Wait for both schedule with exit dead and process free to happen.
+ * They can happen in any order. */
+ if (++(process->free_events) < 2)
+ return 0;
+
key.pid = process->pid;
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);
+ return 1;
}
static gboolean syscall_entry(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
+ guint cpu = s->cpu;
+ LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
+ LttvProcessState *process = ts->running_process[cpu];
LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
- LttField *f = thf->f1;
-
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ struct marker_field *f = lttv_trace_get_hook_field(th, 0);
LttvExecutionSubmode submode;
- 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);
+ expand_syscall_table(ts, syscall);
+ 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);
return FALSE;
}
static gboolean syscall_exit(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
+ guint cpu = s->cpu;
+ LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
+ LttvProcessState *process = ts->running_process[cpu];
- pop_state(s, LTTV_STATE_SYSCALL);
+ /* There can be no system call from PID 0 : unknown state */
+ if(process->pid != 0)
+ pop_state(s, LTTV_STATE_SYSCALL);
return FALSE;
}
static gboolean trap_entry(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;
- LttField *f = thf->f1;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ struct marker_field *f = lttv_trace_get_hook_field(th, 0);
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 {
- /* 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);
- }
+ expand_trap_table(ts, trap);
+
+ submode = ((LttvTraceState *)(s->parent.t_context))->trap_names[trap];
push_state(s, LTTV_STATE_TRAP, submode);
+
+ /* update cpu status */
+ cpu_push_mode(s->cpu_state, LTTV_CPU_TRAP);
+
+ /* update trap status */
+ s->cpu_state->last_trap = trap;
+ ts->trap_states[trap].running++;
+
return FALSE;
}
-
static gboolean trap_exit(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
+ LttvTraceState *ts = (LttvTraceState *)s->parent.t_context;
+ guint trap = s->cpu_state->last_trap;
pop_state(s, LTTV_STATE_TRAP);
+
+ /* update cpu status */
+ cpu_pop_mode(s->cpu_state);
+
+ /* update trap status */
+ if(ts->trap_states[trap].running)
+ ts->trap_states[trap].running--;
+
return FALSE;
}
-
static gboolean irq_entry(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);
- guint8 fac_id = ltt_event_facility_id(e);
- guint8 ev_id = ltt_event_eventtype_id(e);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
- // g_assert(lttv_trace_hook_get_first((LttvTraceHook *)hook_data)->f1 != NULL);
- g_assert(thf->f1 != NULL);
- // g_assert(thf == lttv_trace_hook_get_first((LttvTraceHook *)hook_data));
- LttField *f = thf->f1;
+ //guint8 ev_id = ltt_event_eventtype_id(e);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ struct marker_field *f = lttv_trace_get_hook_field(th, 0);
LttvExecutionSubmode submode;
+ guint64 irq = ltt_event_get_long_unsigned(e, f);
- submode = ((LttvTraceState *)(s->parent.t_context))->irq_names[
- ltt_event_get_unsigned(e, f)];
+ expand_irq_table(ts, irq);
+
+ 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);
+
+ /* update cpu status */
+ cpu_push_mode(s->cpu_state, LTTV_CPU_IRQ);
+
+ /* update irq status */
+ s->cpu_state->last_irq = irq;
+ irq_push_mode(&ts->irq_states[irq], LTTV_IRQ_BUSY);
+
return FALSE;
}
static gboolean soft_irq_exit(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
+ LttvTraceState *ts = (LttvTraceState *)s->parent.t_context;
+ guint softirq = s->cpu_state->last_soft_irq;
pop_state(s, LTTV_STATE_SOFT_IRQ);
- return FALSE;
-}
+ /* update softirq status */
+ if(ts->soft_irq_states[softirq].running)
+ ts->soft_irq_states[softirq].running--;
+ /* update cpu status */
+ cpu_pop_mode(s->cpu_state);
+
+ return FALSE;
+}
static gboolean irq_exit(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
+ LttvTraceState *ts = (LttvTraceState *)s->parent.t_context;
pop_state(s, LTTV_STATE_IRQ);
+
+ /* update cpu status */
+ cpu_pop_mode(s->cpu_state);
+
+ /* update irq status */
+ irq_pop_mode(&ts->irq_states[s->cpu_state->last_irq]);
+
return FALSE;
}
static gboolean soft_irq_entry(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);
- guint8 fac_id = ltt_event_facility_id(e);
- guint8 ev_id = ltt_event_eventtype_id(e);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
- // g_assert(lttv_trace_hook_get_first((LttvTraceHook *)hook_data)->f1 != NULL);
- g_assert(thf->f1 != NULL);
- // g_assert(thf == lttv_trace_hook_get_first((LttvTraceHook *)hook_data));
- LttField *f = thf->f1;
-
+ //guint8 ev_id = ltt_event_eventtype_id(e);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ struct marker_field *f = lttv_trace_get_hook_field(th, 0);
LttvExecutionSubmode submode;
-
- submode = ((LttvTraceState *)(s->parent.t_context))->soft_irq_names[
- ltt_event_get_long_unsigned(e, f)];
+ guint64 softirq = ltt_event_get_long_unsigned(e, f);
+ expand_soft_irq_table(ts, softirq);
+ 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);
+
+ /* update cpu status */
+ cpu_push_mode(s->cpu_state, LTTV_CPU_SOFT_IRQ);
+
+ /* update softirq status */
+ s->cpu_state->last_soft_irq = softirq;
+ ts->soft_irq_states[softirq].running++;
+
+ return FALSE;
+}
+
+static gboolean enum_interrupt(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);
+ //guint8 ev_id = ltt_event_eventtype_id(e);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+
+ GQuark action = g_quark_from_string(ltt_event_get_string(e,
+ lttv_trace_get_hook_field(th, 0)));
+ guint irq = ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 1));
+
+ expand_irq_table(ts, irq);
+ ts->irq_names[irq] = action;
+
+ return FALSE;
+}
+
+
+static gboolean bdev_request_issue(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);
+ //guint8 ev_id = ltt_event_eventtype_id(e);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+
+ guint major = ltt_event_get_long_unsigned(e,
+ lttv_trace_get_hook_field(th, 0));
+ guint minor = ltt_event_get_long_unsigned(e,
+ lttv_trace_get_hook_field(th, 1));
+ guint oper = ltt_event_get_long_unsigned(e,
+ lttv_trace_get_hook_field(th, 2));
+ guint16 devcode = MKDEV(major,minor);
+
+ /* have we seen this block device before? */
+ gpointer bdev = get_hashed_bdevstate(ts, devcode);
+
+ if(oper == 0)
+ bdev_push_mode(bdev, LTTV_BDEV_BUSY_READING);
+ else
+ bdev_push_mode(bdev, LTTV_BDEV_BUSY_WRITING);
+
+ return FALSE;
+}
+
+static gboolean bdev_request_complete(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 major = ltt_event_get_long_unsigned(e,
+ lttv_trace_get_hook_field(th, 0));
+ guint minor = ltt_event_get_long_unsigned(e,
+ lttv_trace_get_hook_field(th, 1));
+ //guint oper = ltt_event_get_long_unsigned(e,
+ // lttv_trace_get_hook_field(th, 2));
+ guint16 devcode = MKDEV(major,minor);
+
+ /* have we seen this block device before? */
+ gpointer bdev = get_hashed_bdevstate(ts, devcode);
+
+ /* update block device */
+ bdev_pop_mode(bdev);
+
return FALSE;
}
guint depth = process->user_stack->len;
- process->user_stack =
+ process->user_stack =
g_array_set_size(process->user_stack, depth + 1);
new_func = &g_array_index(process->user_stack, guint64, depth);
{
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;
+ //guint8 ev_id = ltt_event_eventtype_id(e);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ struct marker_field *f = lttv_trace_get_hook_field(th, 0);
guint64 funcptr = ltt_event_get_long_unsigned(e, f);
push_function(s, funcptr);
{
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;
+ //guint8 ev_id = ltt_event_eventtype_id(e);
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
+ struct marker_field *f = lttv_trace_get_hook_field(th, 0);
guint64 funcptr = ltt_event_get_long_unsigned(e, f);
- LttvExecutionSubmode submode;
-
pop_function(s, funcptr);
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));
+
+ expand_syscall_table(ts, id);
+ 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));
+
+ expand_soft_irq_table(ts, id);
+ 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;
guint cpu = s->cpu;
LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
LttvProcessState *process = ts->running_process[cpu];
- LttvProcessState *old_process = ts->running_process[cpu];
+ //LttvProcessState *old_process = ts->running_process[cpu];
LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
guint pid_in, pid_out;
- gint state_out;
+ gint64 state_out;
- pid_out = ltt_event_get_unsigned(e, thf->f1);
- pid_in = ltt_event_get_unsigned(e, thf->f2);
- state_out = ltt_event_get_int(e, thf->f3);
+ pid_out = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
+ pid_in = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 1));
+ state_out = ltt_event_get_long_int(e, lttv_trace_get_hook_field(th, 2));
if(likely(process != NULL)) {
//if(unlikely(process->pid != pid_out)) {
// g_assert(process->pid == 0);
//}
-
- if(unlikely(process->state->s == LTTV_STATE_EXIT)) {
- process->state->s = LTTV_STATE_ZOMBIE;
- process->state->change = s->parent.timestamp;
+ if(process->pid == 0
+ && process->state->t == LTTV_STATE_MODE_UNKNOWN) {
+ if(pid_out == 0) {
+ /* Scheduling out of pid 0 at beginning of the trace :
+ * we know for sure it is in syscall mode at this point. */
+ g_assert(process->execution_stack->len == 1);
+ process->state->t = LTTV_STATE_SYSCALL;
+ process->state->s = LTTV_STATE_WAIT;
+ process->state->change = s->parent.timestamp;
+ process->state->entry = s->parent.timestamp;
+ }
} else {
- if(unlikely(state_out == 0)) process->state->s = LTTV_STATE_WAIT_CPU;
- else process->state->s = LTTV_STATE_WAIT;
- process->state->change = s->parent.timestamp;
+ if(unlikely(process->state->s == LTTV_STATE_EXIT)) {
+ process->state->s = LTTV_STATE_ZOMBIE;
+ process->state->change = s->parent.timestamp;
+ } else {
+ if(unlikely(state_out == 0)) process->state->s = LTTV_STATE_WAIT_CPU;
+ else process->state->s = LTTV_STATE_WAIT;
+ process->state->change = s->parent.timestamp;
+ }
+
+ if(state_out == 32 || state_out == 64) { /* EXIT_DEAD || TASK_DEAD */
+ /* see sched.h for states */
+ if (!exit_process(s, process)) {
+ process->state->s = LTTV_STATE_DEAD;
+ process->state->change = s->parent.timestamp;
+ }
+ }
}
-
- if(state_out == 32)
- exit_process(s, process); /* EXIT_DEAD */
- /* see sched.h for states */
}
process = ts->running_process[cpu] =
lttv_state_find_process_or_create(
process->usertrace->cpu = cpu;
// process->last_cpu_index = ltt_tracefile_num(((LttvTracefileContext*)s)->tf);
process->state->change = s->parent.timestamp;
+
+ /* update cpu status */
+ if(pid_in == 0)
+ /* going to idle task */
+ cpu_set_base_mode(s->cpu_state, LTTV_CPU_IDLE);
+ 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;
}
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
guint parent_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;
+ //LttvProcessState *zombie_process;
guint cpu = s->cpu;
LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
LttvProcessState *process = ts->running_process[cpu];
LttvProcessState *child_process;
+ struct marker_field *f;
/* Parent PID */
- parent_pid = ltt_event_get_unsigned(e, thf->f1);
+ parent_pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
/* Child PID */
- child_pid = ltt_event_get_unsigned(e, thf->f2);
+ child_pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 1));
s->parent.target_pid = child_pid;
/* Child TGID */
- if(thf->f3) child_tgid = ltt_event_get_unsigned(e, thf->f3);
- else child_tgid = 0;
+ f = lttv_trace_get_hook_field(th, 2);
+ if (likely(f))
+ child_tgid = ltt_event_get_unsigned(e, f);
+ 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
*
* Simply put a correct parent.
*/
- g_assert(0); /* This is a problematic case : the process has been created
- before the fork event */
+ g_error("Process %u has been created before fork on cpu %u. Probably an unsynchronized TSC problem on the traced machine.", child_pid, cpu);
+ //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;
}
return FALSE;
}
-/* We stamp a newly created process as kernel_thread */
+/* We stamp a newly created process as kernel_thread.
+ * The thread should not be running yet. */
static gboolean process_kernel_thread(void *hook_data, void *call_data)
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
guint pid;
- guint cpu = s->cpu;
LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
LttvProcessState *process;
LttvExecutionState *es;
/* PID */
- pid = ltt_event_get_unsigned(e, thf->f1);
+ pid = (guint)ltt_event_get_long_unsigned(e, lttv_trace_get_hook_field(th, 0));
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 = lttv_state_find_process_or_create(ts, ANY_CPU, pid,
+ <t_time_zero);
+ if (process->state->s != LTTV_STATE_DEAD) {
+ 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;
+ }
process->type = LTTV_STATE_KERNEL_THREAD;
return FALSE;
{
LttvTracefileState *s = (LttvTracefileState *)call_data;
LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
- LttField *f;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
guint pid;
- guint cpu = s->cpu;
LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
LttvProcessState *process; // = ts->running_process[cpu];
- pid = ltt_event_get_unsigned(e, thf->f1);
+ pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
s->parent.target_pid = pid;
// FIXME : Add this test in the "known state" section
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;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
guint release_pid;
LttvProcessState *process;
/* PID of the process to release */
- release_pid = ltt_event_get_unsigned(e, thf->f1);
+ release_pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
s->parent.target_pid = release_pid;
g_assert(release_pid != 0);
process = lttv_state_find_process(ts, ANY_CPU, release_pid);
-
+ if(likely(process != NULL))
+ exit_process(s, process);
+ return FALSE;
+//DISABLED
if(likely(process != NULL)) {
/* release_task is happening at kernel level : we can now safely release
* the data structure of the process */
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;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
//gchar *name;
guint cpu = s->cpu;
LttvProcessState *process = ts->running_process[cpu];
+#if 0//how to use a sequence that must be transformed in a string
/* PID of the process to release */
- guint64 name_len = ltt_event_field_element_number(e, thf->f1);
- //name = ltt_event_get_string(e, thf->f1);
- LttField *child = ltt_event_field_element_select(e, thf->f1, 0);
+ guint64 name_len = ltt_event_field_element_number(e,
+ lttv_trace_get_hook_field(th, 0));
+ //name = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 0));
+ LttField *child = ltt_event_field_element_select(e,
+ lttv_trace_get_hook_field(th, 0), 0);
gchar *name_begin =
(gchar*)(ltt_event_data(e)+ltt_event_field_offset(e, child));
gchar *null_term_name = g_new(gchar, name_len+1);
memcpy(null_term_name, name_begin, name_len);
null_term_name[name_len] = '\0';
-
process->name = g_quark_from_string(null_term_name);
+#endif //0
+
+ process->name = g_quark_from_string(ltt_event_get_string(e,
+ lttv_trace_get_hook_field(th, 0)));
process->brand = LTTV_STATE_UNBRANDED;
- g_free(null_term_name);
+ //g_free(null_term_name);
return FALSE;
}
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;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
gchar *name;
guint cpu = s->cpu;
LttvProcessState *process = ts->running_process[cpu];
- name = ltt_event_get_string(e, thf->f1);
+ name = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 0));
process->brand = g_quark_from_string(name);
return FALSE;
}
+static void fix_process(gpointer key, gpointer value,
+ gpointer user_data)
+{
+ LttvProcessState *process;
+ LttvExecutionState *es;
+ process = (LttvProcessState *)value;
+ LttTime *timestamp = (LttTime*)user_data;
+
+ if(process->type == LTTV_STATE_KERNEL_THREAD) {
+ es = &g_array_index(process->execution_stack, LttvExecutionState, 0);
+ if(es->t == LTTV_STATE_MODE_UNKNOWN) {
+ es->t = LTTV_STATE_SYSCALL;
+ es->n = LTTV_STATE_SUBMODE_NONE;
+ es->entry = *timestamp;
+ es->change = *timestamp;
+ es->cum_cpu_time = ltt_time_zero;
+ if(es->s == LTTV_STATE_UNNAMED)
+ es->s = LTTV_STATE_WAIT;
+ }
+ } else {
+ es = &g_array_index(process->execution_stack, LttvExecutionState, 0);
+ if(es->t == LTTV_STATE_MODE_UNKNOWN) {
+ es->t = LTTV_STATE_USER_MODE;
+ es->n = LTTV_STATE_SUBMODE_NONE;
+ es->entry = *timestamp;
+ //g_assert(timestamp->tv_sec != 0);
+ es->change = *timestamp;
+ es->cum_cpu_time = ltt_time_zero;
+ if(es->s == LTTV_STATE_UNNAMED)
+ es->s = LTTV_STATE_RUN;
+
+ if(process->execution_stack->len == 1) {
+ /* Still in bottom unknown mode, means never did a system call
+ * May be either in user mode, syscall mode, running or waiting.*/
+ /* FIXME : we may be tagging syscall mode when being user mode */
+ process->execution_stack =
+ g_array_set_size(process->execution_stack, 2);
+ es = process->state = &g_array_index(process->execution_stack,
+ LttvExecutionState, 1);
+ es->t = LTTV_STATE_SYSCALL;
+ es->n = LTTV_STATE_SUBMODE_NONE;
+ es->entry = *timestamp;
+ //g_assert(timestamp->tv_sec != 0);
+ es->change = *timestamp;
+ es->cum_cpu_time = ltt_time_zero;
+ if(es->s == LTTV_STATE_WAIT_FORK)
+ es->s = LTTV_STATE_WAIT;
+ }
+ }
+ }
+}
+
+static gboolean statedump_end(void *hook_data, void *call_data)
+{
+ LttvTracefileState *s = (LttvTracefileState *)call_data;
+ LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
+ LttvTracefileContext *tfc = (LttvTracefileContext *)call_data;
+ //LttEvent *e = ltt_tracefile_get_event(s->parent.tf);
+ //LttvTraceHook *th = (LttvTraceHook *)hook_data;
+
+ /* For all processes */
+ /* if kernel thread, if stack[0] is unknown, set to syscall mode, wait */
+ /* else, if stack[0] is unknown, set to user mode, running */
+
+ g_hash_table_foreach(ts->processes, fix_process, &tfc->timestamp);
+
+ 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);
- //
- LttvTraceHookByFacility *thf = (LttvTraceHookByFacility *)hook_data;
+ LttvTraceHook *th = (LttvTraceHook *)hook_data;
guint parent_pid;
guint pid;
guint tgid;
LttvTraceState *ts = (LttvTraceState*)s->parent.t_context;
LttvProcessState *process = ts->running_process[cpu];
LttvProcessState *parent_process;
- LttField *f4, *f5, *f6, *f7, *f8;
+ struct marker_field *f;
GQuark type, mode, submode, status;
LttvExecutionState *es;
+ guint i, nb_cpus;
/* PID */
- pid = ltt_event_get_unsigned(e, thf->f1);
+ pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 0));
s->parent.target_pid = pid;
/* Parent PID */
- parent_pid = ltt_event_get_unsigned(e, thf->f2);
+ parent_pid = ltt_event_get_unsigned(e, lttv_trace_get_hook_field(th, 1));
/* Command name */
- command = ltt_event_get_string(e, thf->f3);
+ command = ltt_event_get_string(e, lttv_trace_get_hook_field(th, 2));
/* 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));
+ 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 */
- 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));
+ f = lttv_trace_get_hook_field(th, 4);
+ mode = ltt_enum_string_get(f,ltt_event_get_unsigned(e, f));
/* 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));
+ f = lttv_trace_get_hook_field(th, 5);
+ submode = ltt_enum_string_get(f, ltt_event_get_unsigned(e, f));
/* 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));
+ f = lttv_trace_get_hook_field(th, 6);
+ status = ltt_enum_string_get(f, ltt_event_get_unsigned(e, f));
/* TGID */
- f8 = ltt_eventtype_field_by_name(et, LTT_FIELD_TGID);
- if(f8) tgid = ltt_event_get_unsigned(e, f8);
- else tgid = 0;
+ f = lttv_trace_get_hook_field(th, 7);
+ if(f)
+ tgid = ltt_event_get_unsigned(e, f);
+ else
+ tgid = 0;
+
+ if(pid == 0) {
+ nb_cpus = ltt_trace_get_num_cpu(ts->parent.t);
+ for(i=0; i<nb_cpus; i++) {
+ process = lttv_state_find_process(ts, i, pid);
+ g_assert(process != NULL);
+
+ process->ppid = parent_pid;
+ process->tgid = tgid;
+ process->name = g_quark_from_string(command);
+ es =
+ &g_array_index(process->execution_stack, LttvExecutionState, 0);
+ process->type = LTTV_STATE_KERNEL_THREAD;
+ }
- /* 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, 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 {
+ /* 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, 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
+ * FIXME Kernel thread : can be in syscall or interrupt or trap. */
+ /* Will cause expected trap when in fact being syscall (even after end of
+ * statedump event)
+ * Will cause expected interrupt when being syscall. (only before end of
+ * statedump event) */
+ // This will cause a "popping last state on stack, ignoring it."
+ process->execution_stack = g_array_set_size(process->execution_stack, 1);
+ es = process->state = &g_array_index(process->execution_stack,
+ LttvExecutionState, 0);
+ process->type = LTTV_STATE_KERNEL_THREAD;
+ es->t = LTTV_STATE_MODE_UNKNOWN;
+ es->s = LTTV_STATE_UNNAMED;
+ es->n = LTTV_STATE_SUBMODE_UNKNOWN;
+ #if 0
+ es->t = LTTV_STATE_SYSCALL;
+ es->s = status;
+ es->n = submode;
+ #endif //0
+ } else {
+ /* User space process :
+ * bottom : user mode
+ * either currently running or scheduled out.
+ * can be scheduled out because interrupted in (user mode or in syscall)
+ * or because of an explicit call to the scheduler in syscall. Note that
+ * the scheduler call comes after the irq_exit, so never in interrupt
+ * context. */
+ // temp workaround : set size to 1 : only have user mode bottom of stack.
+ // will cause g_info message of expected syscall mode when in fact being
+ // in user mode. Can also cause expected trap when in fact being user
+ // mode in the event of a page fault reenabling interrupts in the handler.
+ // Expected syscall and trap can also happen after the end of statedump
+ // This will cause a "popping last state on stack, ignoring it."
+ 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_MODE_UNKNOWN;
+ es->s = LTTV_STATE_UNNAMED;
+ es->n = LTTV_STATE_SUBMODE_UNKNOWN;
+ #if 0
+ es->t = LTTV_STATE_USER_MODE;
+ es->s = status;
+ es->n = submode;
+ #endif //0
+ }
+ #if 0
+ /* 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
} 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;
- }
+ /* 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.
+ */
+ process->ppid = parent_pid;
+ process->tgid = tgid;
+ process->name = g_quark_from_string(command);
+ process->type = type;
+ es =
+ &g_array_index(process->execution_stack, LttvExecutionState, 0);
#if 0
- /* 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;
- }
+ if(es->t == LTTV_STATE_MODE_UNKNOWN) {
+ if(type == LTTV_STATE_KERNEL_THREAD)
+ es->t = LTTV_STATE_SYSCALL;
+ else
+ es->t = LTTV_STATE_USER_MODE;
+ }
#endif //0
- } else {
- /* The process has already been created :
- * Probably was forked while dumping the process state or
- * was simply scheduled in prior to get the state dump event.
- * We know for sure if it is a user space thread.
- */
- process->ppid = parent_pid;
- process->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. */
+ /* Don't mess around with the stack, it will eventually become
+ * ok after the end of state dump. */
+ }
}
return FALSE;
{
LttvTraceset *traceset = self->parent.ts;
- guint i, j, k, l, nb_trace, nb_tracefile;
+ guint i, j, k, nb_trace, nb_tracefile;
LttvTraceState *ts;
GArray *hooks;
- LttvTraceHookByFacility *thf;
+ LttvTraceHook *th;
- LttvTraceHook *hook;
-
LttvAttributeValue val;
- gint ret;
- gint hn;
-
nb_trace = lttv_traceset_number(traceset);
for(i = 0 ; i < nb_trace ; i++) {
ts = (LttvTraceState *)self->parent.traces[i];
/* Find the eventtype id for the following events and register the
associated by id hooks. */
- 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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,
- 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, hn++));
- if(ret) hn--;
+ hooks = g_array_sized_new(FALSE, FALSE, sizeof(LttvTraceHook), 19);
+ //hooks = g_array_set_size(hooks, 19); // Max possible number of hooks.
+ //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);
- 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, 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, 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--;
+ 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 */
- 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, 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);
-
+ 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,
+ LTT_FIELD_STATUS, LTT_FIELD_TGID),
+ 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_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);
+
+ 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;
LttvTracefileContext*, j));
for(k = 0 ; k < hooks->len ; k++) {
- hook = &g_array_index(hooks, LttvTraceHook, k);
- for(l=0;l<hook->fac_list->len;l++) {
- thf = g_array_index(hook->fac_list, LttvTraceHookByFacility*, l);
+ th = &g_array_index(hooks, LttvTraceHook, k);
lttv_hooks_add(
- lttv_hooks_by_id_find(tfs->parent.event_by_id, thf->id),
- thf->h,
- thf,
+ lttv_hooks_by_id_find(tfs->parent.event_by_id, th->id),
+ th->h,
+ th,
LTTV_PRIO_STATE);
- }
}
}
lttv_attribute_find(ts->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val);
{
LttvTraceset *traceset = self->parent.ts;
- guint i, j, k, l, nb_trace, nb_tracefile;
+ guint i, j, k, nb_trace, nb_tracefile;
LttvTraceState *ts;
GArray *hooks;
- LttvTraceHook *hook;
-
- LttvTraceHookByFacility *thf;
+ LttvTraceHook *th;
LttvAttributeValue val;
nb_trace = lttv_traceset_number(traceset);
for(i = 0 ; i < nb_trace ; i++) {
ts = LTTV_TRACE_STATE(self->parent.traces[i]);
+
lttv_attribute_find(ts->parent.a, LTTV_STATE_HOOKS, LTTV_POINTER, &val);
hooks = *(val.v_pointer);
LttvTracefileContext*, j));
for(k = 0 ; k < hooks->len ; k++) {
- hook = &g_array_index(hooks, LttvTraceHook, k);
- for(l=0;l<hook->fac_list->len;l++) {
- thf = g_array_index(hook->fac_list, LttvTraceHookByFacility*, l);
-
+ th = &g_array_index(hooks, LttvTraceHook, k);
lttv_hooks_remove_data(
- lttv_hooks_by_id_find(tfs->parent.event_by_id, thf->id),
- thf->h,
- thf);
- }
+ lttv_hooks_by_id_find(tfs->parent.event_by_id, th->id),
+ th->h,
+ th);
}
}
- for(k = 0 ; k < hooks->len ; k++)
- lttv_trace_hook_destroy(&g_array_index(hooks, LttvTraceHook, k));
+ lttv_trace_hook_remove_all(&hooks);
g_array_free(hooks, TRUE);
}
}
LttvTracefileState *self = (LttvTracefileState *)call_data;
- LttvTracefileState *tfcs;
-
LttvTraceState *tcs = (LttvTraceState *)(self->parent.t_context);
- LttEventPosition *ep;
-
- guint i;
-
- LttTracefile *tf;
-
LttvAttribute *saved_states_tree, *saved_state_tree;
LttvAttributeValue value;
ts = (LttvTraceState *)self->parent.traces[i];
nb_tracefile = ts->parent.tracefiles->len;
+ if(ts->has_precomputed_states) continue;
+
guint *event_count = g_new(guint, 1);
*event_count = 0;
ts = (LttvTraceState *)self->parent.traces[i];
nb_tracefile = ts->parent.tracefiles->len;
+ if(ts->has_precomputed_states) continue;
+
guint *event_count = NULL;
for(j = 0 ; j < nb_tracefile ; j++) {
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");
LTTV_STATE_NAME_TABLES = g_quark_from_string("name tables");
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_SOFT_IRQS = g_quark_from_string("soft irq resource states");
+ LTTV_STATE_RESOURCE_TRAPS = g_quark_from_string("trap resource states");
+ LTTV_STATE_RESOURCE_BLKDEVS = g_quark_from_string("blkdevs resource states");
LTT_FACILITY_KERNEL = g_quark_from_string("kernel");
LTT_FACILITY_KERNEL_ARCH = g_quark_from_string("kernel_arch");
- 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_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_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_SCHEDCHANGE = g_quark_from_string("schedchange");
- LTT_EVENT_FORK = g_quark_from_string("fork");
- LTT_EVENT_KERNEL_THREAD = g_quark_from_string("kernel_thread");
- LTT_EVENT_EXIT = g_quark_from_string("exit");
- LTT_EVENT_FREE = g_quark_from_string("free");
+ 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");
+ LTT_EVENT_PROCESS_EXIT = g_quark_from_string("process_exit");
+ LTT_EVENT_PROCESS_FREE = g_quark_from_string("process_free");
LTT_EVENT_EXEC = g_quark_from_string("exec");
- LTT_EVENT_ENUM_PROCESS_STATE = g_quark_from_string("enumerate_process_state");
+ LTT_EVENT_PROCESS_STATE = g_quark_from_string("process_state");
+ LTT_EVENT_STATEDUMP_END = g_quark_from_string("statedump_end");
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_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_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_IRQ_ID = g_quark_from_string("irq_id");
LTT_FIELD_SOFT_IRQ_ID = g_quark_from_string("softirq_id");
- LTT_FIELD_OUT = g_quark_from_string("out");
- LTT_FIELD_IN = g_quark_from_string("in");
- LTT_FIELD_OUT_STATE = g_quark_from_string("out_state");
+ LTT_FIELD_PREV_PID = g_quark_from_string("prev_pid");
+ LTT_FIELD_NEXT_PID = g_quark_from_string("next_pid");
+ LTT_FIELD_PREV_STATE = g_quark_from_string("prev_state");
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_CHILD_TGID = g_quark_from_string("child_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_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");
+ LTT_FIELD_MAJOR = g_quark_from_string("major");
+ 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");
+ LTTV_CPU_BUSY = g_quark_from_string("busy");
+ LTTV_CPU_IRQ = g_quark_from_string("irq");
+ LTTV_CPU_SOFT_IRQ = g_quark_from_string("softirq");
+ LTTV_CPU_TRAP = g_quark_from_string("trap");
+
+ LTTV_IRQ_UNKNOWN = g_quark_from_string("unknown");
+ LTTV_IRQ_IDLE = g_quark_from_string("idle");
+ LTTV_IRQ_BUSY = g_quark_from_string("busy");
+
+ LTTV_BDEV_UNKNOWN = g_quark_from_string("unknown");
+ LTTV_BDEV_IDLE = g_quark_from_string("idle");
+ LTTV_BDEV_BUSY_READING = g_quark_from_string("busy_reading");
+ LTTV_BDEV_BUSY_WRITING = g_quark_from_string("busy_writing");
}
static void module_destroy()
projects / lttv.git / blobdiff