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alistair23-linux
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ftrace: trace curr/next tasks 

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
hifive-unleashed-5.1
Ingo Molnar 2008-05-12 21:20:52 +02:00 committed by Thomas Gleixner
parent 4e65551905
commit 24cd5d111e
1 changed files with 12 additions and 1 deletions
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13
kernel/sched.c
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@ -2398,8 +2398,8 @@ static int sched_balance_self(int cpu, int flag)
void ftrace_all_fair_tasks(void *__rq, void *__tr, void *__data)
{
struct sched_entity *se;
struct task_struct *p;
struct sched_entity *se;
struct rb_node *curr;
struct rq *rq = __rq;
@ -2407,6 +2407,17 @@ void ftrace_all_fair_tasks(void *__rq, void *__tr, void *__data)
if (!curr)
return;
if (rq->cfs.curr) {
p = task_of(rq->cfs.curr);
__trace_special(__tr, __data,
p->pid, p->se.vruntime, p->se.sum_exec_runtime);
}
if (rq->cfs.next) {
p = task_of(rq->cfs.next);
__trace_special(__tr, __data,
p->pid, p->se.vruntime, p->se.sum_exec_runtime);
}
while (curr) {
se = rb_entry(curr, struct sched_entity, run_node);
if (!entity_is_task(se))