perfcounters, sched: remove __task_delta_exec()

This function was left orphan by the latest round of sw-counter
cleanups.

[ Impact: remove unused kernel function ]

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 23 deletions

diff --git a/kernel/sched.c b/kernel/sched.c
index b66a08c2480e..a69278eef425 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -4550,29 +4550,6 @@ EXPORT_PER_CPU_SYMBOL(kstat);
  * Return any ns on the sched_clock that have not yet been banked in
  * @p in case that task is currently running.
  */
-unsigned long long __task_delta_exec(struct task_struct *p, int update)
-{
-        s64 delta_exec;
-        struct rq *rq;
-
-        rq = task_rq(p);
-        WARN_ON_ONCE(!runqueue_is_locked());
-        WARN_ON_ONCE(!task_current(rq, p));
-
-        if (update)
-                update_rq_clock(rq);
-
-        delta_exec = rq->clock - p->se.exec_start;
-
-        WARN_ON_ONCE(delta_exec < 0);
-
-        return delta_exec;
-}
-
-/*
- * Return any ns on the sched_clock that have not yet been banked in
- * @p in case that task is currently running.
- */
 unsigned long long task_delta_exec(struct task_struct *p)
 {
         unsigned long flags;