/* Priority of state hooks */
#define LTTV_PRIO_STATE 25
+#define LTTV_STATE_SAVE_INTERVAL 50000
+
+/* Facilities Quarks */
+
+extern GQuark
+ LTT_FACILITY_KERNEL,
+ LTT_FACILITY_KERNEL_ARCH,
+ LTT_FACILITY_FS,
+ LTT_FACILITY_LIST,
+ LTT_FACILITY_USER_GENERIC,
+ LTT_FACILITY_BLOCK,
+ LTT_FACILITY_STATEDUMP;
+
+/* Events Quarks */
+
+extern GQuark
+ LTT_EVENT_SYSCALL_ENTRY,
+ LTT_EVENT_SYSCALL_EXIT,
+ LTT_EVENT_TRAP_ENTRY,
+ LTT_EVENT_TRAP_EXIT,
+ LTT_EVENT_IRQ_ENTRY,
+ LTT_EVENT_IRQ_EXIT,
+ LTT_EVENT_SOFT_IRQ_RAISE,
+ LTT_EVENT_SOFT_IRQ_ENTRY,
+ LTT_EVENT_SOFT_IRQ_EXIT,
+ 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_PROCESS_STATE,
+ LTT_EVENT_STATEDUMP_END,
+ LTT_EVENT_FUNCTION_ENTRY,
+ LTT_EVENT_FUNCTION_EXIT,
+ 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 */
+
+extern GQuark
+ LTT_FIELD_SYSCALL_ID,
+ LTT_FIELD_TRAP_ID,
+ LTT_FIELD_IRQ_ID,
+ LTT_FIELD_SOFT_IRQ_ID,
+ 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_FILENAME,
+ LTT_FIELD_NAME,
+ LTT_FIELD_TYPE,
+ LTT_FIELD_MODE,
+ LTT_FIELD_SUBMODE,
+ LTT_FIELD_STATUS,
+ LTT_FIELD_THIS_FN,
+ 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;
+
typedef struct _LttvTracesetState LttvTracesetState;
typedef struct _LttvTracesetStateClass LttvTracesetStateClass;
LTTV_STATE_SYSCALL,
LTTV_STATE_TRAP,
LTTV_STATE_IRQ,
+ LTTV_STATE_SOFT_IRQ,
LTTV_STATE_MODE_UNKNOWN;
LTTV_STATE_UNNAMED,
LTTV_STATE_WAIT_FORK,
LTTV_STATE_WAIT_CPU,
+ LTTV_STATE_EXIT,
LTTV_STATE_ZOMBIE,
LTTV_STATE_WAIT,
- LTTV_STATE_RUN;
-
+ LTTV_STATE_RUN,
+ LTTV_STATE_DEAD;
+
+extern GQuark
+ LTTV_STATE_UNBRANDED;
+
+typedef GQuark LttvProcessType;
+
+extern LttvProcessType
+ LTTV_STATE_USER_THREAD,
+ LTTV_STATE_KERNEL_THREAD;
+
+typedef GQuark LttvCPUMode;
+extern LttvCPUMode
+ LTTV_CPU_UNKNOWN,
+ LTTV_CPU_IDLE,
+ LTTV_CPU_BUSY,
+ LTTV_CPU_IRQ,
+ LTTV_CPU_SOFT_IRQ,
+ LTTV_CPU_TRAP;
+
+typedef GQuark LttvIRQMode;
+extern LttvIRQMode
+ LTTV_IRQ_UNKNOWN,
+ LTTV_IRQ_IDLE,
+ LTTV_IRQ_BUSY;
+
+typedef GQuark LttvBdevMode;
+extern LttvBdevMode
+ LTTV_BDEV_UNKNOWN,
+ LTTV_BDEV_IDLE,
+ LTTV_BDEV_BUSY_READING,
+ LTTV_BDEV_BUSY_WRITING;
typedef struct _LttvExecutionState {
LttvExecutionMode t;
LttvExecutionSubmode n;
LttTime entry;
LttTime change;
+ LttTime cum_cpu_time;
LttvProcessStatus s;
} LttvExecutionState;
-
typedef struct _LttvProcessState {
guint pid;
+ guint tgid;
guint ppid;
LttTime creation_time;
LttTime insertion_time;
GQuark name;
+ GQuark brand;
GQuark pid_time;
GArray *execution_stack; /* Array of LttvExecutionState */
LttvExecutionState *state; /* Top of interrupt stack */
- GQuark last_cpu; /* Last CPU where process was scheduled */
+ /* WARNING : each time the execution_stack size is modified, the state
+ * must be reget : g_array_set_size can have to move the array.
+ * (Mathieu) */
+ guint cpu; /* CPU where process is scheduled (being either in
+ the active or inactive runqueue)*/
+// guint last_tracefile_index; /* index in the trace for cpu tracefile */
+ LttvTracefileState *usertrace; /* Associated usertrace */
/* opened file descriptors, address map?... */
+ GArray *user_stack; /* User space function call stack */
+ guint64 current_function;
+ LttvProcessType type; /* kernel thread or user space ? */
+ guint target_pid; /* target PID of the current event. */
+ guint free_events; /* 0 : none, 1 : free or exit dead, 2 : should delete */
} LttvProcessState;
+#define ANY_CPU 0 /* For clarity sake : a call to lttv_state_find_process for
+ a PID != 0 will search on any cpu automatically. */
+
LttvProcessState *
-lttv_state_find_process(LttvTracefileState *tfs, guint pid);
+lttv_state_find_process(LttvTraceState *ts, guint cpu, guint pid);
LttvProcessState *
-lttv_state_find_process_or_create(LttvTracefileState *tfs, guint pid);
+lttv_state_find_process_or_create(LttvTraceState *ts, guint cpu, guint pid,
+ const LttTime *timestamp);
LttvProcessState *
-lttv_state_create_process(LttvTracefileState *tfs, LttvProcessState *parent,
- guint pid);
+lttv_state_create_process(LttvTraceState *tcs, LttvProcessState *parent,
+ guint cpu, guint pid, guint tgid, GQuark name, const LttTime *timestamp);
void lttv_state_write(LttvTraceState *self, LttTime t, FILE *fp);
+void lttv_state_write_raw(LttvTraceState *self, LttTime t, FILE *fp);
/* The LttvTracesetState, LttvTraceState and LttvTracefileState types
inherit from the corresponding Context objects defined in processTrace. */
#define LTTV_IS_TRACE_STATE_CLASS(vtable) (G_TYPE_CHECK_CLASS_TYPE ((vtable), LTTV_TRACE_STATE_TYPE))
#define LTTV_TRACE_STATE_GET_CLASS(inst) (G_TYPE_INSTANCE_GET_CLASS ((inst), LTTV_TRACE_STATE_TYPE, LttvTraceStateClass))
+typedef struct _LttvCPUState {
+ GArray *mode_stack;
+ guint last_irq;
+ guint last_soft_irq;
+ guint last_trap;
+} LttvCPUState;
+
+typedef struct _LttvIRQState {
+ GArray *mode_stack;
+} LttvIRQState;
+
+typedef struct _LttvSoftIRQState {
+ guint pending; /* number of times it is pending */
+ guint running; /* number of times it is currently running (on different processors) */
+} LttvSoftIRQState;
+
+typedef struct _LttvTrapState {
+ guint running; /* number of times it is currently running (on different processors) */
+} LttvTrapState;
+
+typedef struct _LttvBdevState {
+ GArray *mode_stack;
+} LttvBdevState;
+
struct _LttvTraceState {
LttvTraceContext parent;
GHashTable *processes; /* LttvProcessState objects indexed by pid and
last_cpu */
+ GHashTable *usertraces; /* GPtrArray objects indexed by pid, containing
+ pointers to LttvTracefileState objects. */
guint nb_event, save_interval;
/* Block/char devices, locks, memory pages... */
GQuark *eventtype_names;
GQuark *syscall_names;
+ guint nb_syscalls;
GQuark *trap_names;
+ guint nb_traps;
+ guint nb_irqs;
+ guint nb_soft_irqs;
GQuark *irq_names;
+ GQuark *soft_irq_names;
LttTime *max_time_state_recomputed_in_seek;
+
+ /* Array of per cpu running process */
+ LttvProcessState **running_process;
+ gboolean has_precomputed_states;
+ LttvCPUState *cpu_states; /* state of each cpu */
+ LttvIRQState *irq_states; /* state of each irq handler */
+ LttvSoftIRQState *soft_irq_states; /* state of each softirq */
+ LttvTrapState *trap_states; /* state of each trap */
+ GHashTable *bdev_states; /* state of the block devices */
};
struct _LttvTraceStateClass {
void lttv_state_state_saved_free(LttvTraceState *self,
LttvAttribute *container);
+int lttv_state_pop_state_cleanup(LttvProcessState *process,
+ LttvTracefileState *tfs);
#define LTTV_TRACEFILE_STATE_TYPE (lttv_tracefile_state_get_type ())
#define LTTV_TRACEFILE_STATE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), LTTV_TRACEFILE_STATE_TYPE, LttvTracefileState))
struct _LttvTracefileState {
LttvTracefileContext parent;
- LttvProcessState *process;
- GQuark cpu_name;
- guint saved_position;
+ GQuark tracefile_name;
+ guint cpu; /* Current cpu of the tracefile */ /* perhaps merge in cpu_state */
+ LttvCPUState *cpu_state; /* cpu resource state */
};
struct _LttvTracefileStateClass {
GType lttv_tracefile_state_get_type (void);
+static inline guint lttv_state_get_target_pid(LttvTracefileState *tfs)
+{
+ LttvTraceState *ts = (LttvTraceState*)tfs->parent.t_context;
+ guint cpu = tfs->cpu;
+ LttvProcessState *process = ts->running_process[cpu];
+
+ if(tfs->parent.target_pid >= 0) return tfs->parent.target_pid;
+ else return process->pid;
+}
+
+
+#define HDR_PROCESS 0
+#define HDR_ES 1
+#define HDR_USER_STACK 2
+#define HDR_USERTRACE 3
+#define HDR_PROCESS_STATE 4
+#define HDR_CPU 5
+#define HDR_TRACEFILE 6
+#define HDR_TRACESET 7
+#define HDR_TRACE 8
+#define HDR_QUARKS 9
+#define HDR_QUARK 10
+
+/* Device number manipulation macros from kernel source */
+#define MINORBITS 20
+#define MINORMASK ((1U << MINORBITS) - 1)
+#define MAJOR(dev) ((unsigned int) ((dev) >> MINORBITS))
+#define MINOR(dev) ((unsigned int) ((dev) & MINORMASK))
+#define MKDEV(ma,mi) (((ma) << MINORBITS) | (mi))
#endif // STATE_H
projects / lttv.git / blobdiff