diff --git a/include/linux/sched.h b/include/linux/sched.h index 6e26f1fdbfe23f48c15019c61e6f16a22d728571..05744f9cb0961b8df1221bc51da1703883eb0f64 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -2130,17 +2130,11 @@ ftrace_ctx_switch(struct task_struct *prev, struct task_struct *next) #ifdef CONFIG_SCHED_TRACER extern void ftrace_wake_up_task(struct task_struct *wakee, struct task_struct *curr); -extern void -ftrace_wake_up_new_task(struct task_struct *wakee, struct task_struct *curr); #else static inline void ftrace_wake_up_task(struct task_struct *wakee, struct task_struct *curr) { } -static inline void -ftrace_wake_up_new_task(struct task_struct *wakee, struct task_struct *curr) -{ -} #endif extern long sched_setaffinity(pid_t pid, const cpumask_t *new_mask); diff --git a/kernel/sched.c b/kernel/sched.c index 328494e28df25cf5a633eba587b59f17e2daf2e3..53ab1174664fc53e8ea2719ef8b0d346b1af94be 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -2613,7 +2613,7 @@ void wake_up_new_task(struct task_struct *p, unsigned long clone_flags) p->sched_class->task_new(rq, p); inc_nr_running(rq); } - ftrace_wake_up_new_task(p, rq->curr); + ftrace_wake_up_task(p, rq->curr); check_preempt_curr(rq, p); #ifdef CONFIG_SMP if (p->sched_class->task_wake_up) diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index 87fa7b253b5720c9b08cd5801fd3f1dac576882d..2a012423f9d080eebc2765c62fca35e941c36d51 100644 --- a/kernel/trace/trace_sched_wakeup.c +++ b/kernel/trace/trace_sched_wakeup.c @@ -201,20 +201,13 @@ wakeup_check_start(struct trace_array *tr, struct task_struct *p, atomic_dec(&tr->data[cpu]->disabled); } -void -wakeup_sched_wakeup(struct task_struct *wakee, struct task_struct *curr) +void wakeup_sched_wakeup(struct task_struct *wakee, struct task_struct *curr) { if (likely(!tracer_enabled)) return; - wakeup_check_start(wakeup_trace, wakee, curr); -} - -void -ftrace_wake_up_new_task(struct task_struct *wakee, struct task_struct *curr) -{ - if (likely(!tracer_enabled)) - return; + tracing_record_cmdline(curr); + tracing_record_cmdline(wakee); wakeup_check_start(wakeup_trace, wakee, curr); }