#include <linux/sched.h>
#include <linux/tracepoint.h>
+#include <linux/binfmts.h>
/*
* Tracepoint for calling kthread_stop, performed to end a kthread:
* For all intents and purposes a preempted task is a running task.
*/
if (task_thread_info(p)->preempt_count & PREEMPT_ACTIVE)
- state = TASK_RUNNING;
+ state = TASK_RUNNING | TASK_STATE_MAX;
#endif
return state;
__entry->next_prio = next->prio;
),
- TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s ==> next_comm=%s next_pid=%d next_prio=%d",
+ TP_printk("prev_comm=%s prev_pid=%d prev_prio=%d prev_state=%s%s ==> next_comm=%s next_pid=%d next_prio=%d",
__entry->prev_comm, __entry->prev_pid, __entry->prev_prio,
- __entry->prev_state ?
- __print_flags(__entry->prev_state, "|",
+ __entry->prev_state & (TASK_STATE_MAX-1) ?
+ __print_flags(__entry->prev_state & (TASK_STATE_MAX-1), "|",
{ 1, "S"} , { 2, "D" }, { 4, "T" }, { 8, "t" },
{ 16, "Z" }, { 32, "X" }, { 64, "x" },
{ 128, "W" }) : "R",
+ __entry->prev_state & TASK_STATE_MAX ? "+" : "",
__entry->next_comm, __entry->next_pid, __entry->next_prio)
);
__entry->child_comm, __entry->child_pid)
);
+/*
+ * Tracepoint for exec:
+ */
+TRACE_EVENT(sched_process_exec,
+
+ TP_PROTO(struct task_struct *p, pid_t old_pid,
+ struct linux_binprm *bprm),
+
+ TP_ARGS(p, old_pid, bprm),
+
+ TP_STRUCT__entry(
+ __string( filename, bprm->filename )
+ __field( pid_t, pid )
+ __field( pid_t, old_pid )
+ ),
+
+ TP_fast_assign(
+ __assign_str(filename, bprm->filename);
+ __entry->pid = p->pid;
+ __entry->old_pid = old_pid;
+ ),
+
+ TP_printk("filename=%s pid=%d old_pid=%d", __get_str(filename),
+ __entry->pid, __entry->old_pid)
+);
+
/*
* XXX the below sched_stat tracepoints only apply to SCHED_OTHER/BATCH/IDLE
* adding sched_stat support to SCHED_FIFO/RR would be welcome.
TP_PROTO(struct task_struct *tsk, u64 delay),
TP_ARGS(tsk, delay));
+/*
+ * Tracepoint for accounting blocked time (time the task is in uninterruptible).
+ */
+DEFINE_EVENT(sched_stat_template, sched_stat_blocked,
+ TP_PROTO(struct task_struct *tsk, u64 delay),
+ TP_ARGS(tsk, delay));
+
/*
* Tracepoint for accounting runtime (time the task is executing
* on a CPU).