diff options
Diffstat (limited to 'include/trace/events/sched.h')
| -rw-r--r-- | include/trace/events/sched.h | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index dbb01b4b7451..6df2b4685b08 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -411,7 +411,7 @@ TRACE_EVENT(sched_process_exec, ), TP_fast_assign( - __assign_str(filename, bprm->filename); + __assign_str(filename); __entry->pid = p->pid; __entry->old_pid = old_pid; ), @@ -420,6 +420,41 @@ TRACE_EVENT(sched_process_exec, __entry->pid, __entry->old_pid) ); +/** + * sched_prepare_exec - called before setting up new exec + * @task: pointer to the current task + * @bprm: pointer to linux_binprm used for new exec + * + * Called before flushing the old exec, where @task is still unchanged, but at + * the point of no return during switching to the new exec. At the point it is + * called the exec will either succeed, or on failure terminate the task. Also + * see the "sched_process_exec" tracepoint, which is called right after @task + * has successfully switched to the new exec. + */ +TRACE_EVENT(sched_prepare_exec, + + TP_PROTO(struct task_struct *task, struct linux_binprm *bprm), + + TP_ARGS(task, bprm), + + TP_STRUCT__entry( + __string( interp, bprm->interp ) + __string( filename, bprm->filename ) + __field( pid_t, pid ) + __string( comm, task->comm ) + ), + + TP_fast_assign( + __assign_str(interp); + __assign_str(filename); + __entry->pid = task->pid; + __assign_str(comm); + ), + + TP_printk("interp=%s filename=%s pid=%d comm=%s", + __get_str(interp), __get_str(filename), + __entry->pid, __get_str(comm)) +); #ifdef CONFIG_SCHEDSTATS #define DEFINE_EVENT_SCHEDSTAT DEFINE_EVENT @@ -752,7 +787,7 @@ DECLARE_TRACE(pelt_dl_tp, TP_PROTO(struct rq *rq), TP_ARGS(rq)); -DECLARE_TRACE(pelt_thermal_tp, +DECLARE_TRACE(pelt_hw_tp, TP_PROTO(struct rq *rq), TP_ARGS(rq)); |