sched: Remove WAKEUP_SYNC feature

This feature never earned its keep, remove it.

Signed-off-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1268301591.6785.42.camel@marge.simson.net>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 4 deletions

diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 97682f925ed5..1d99535b0928 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -1658,7 +1658,6 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_
         struct task_struct *curr = rq->curr;
         struct sched_entity *se = &curr->se, *pse = &p->se;
         struct cfs_rq *cfs_rq = task_cfs_rq(curr);
-        int sync = wake_flags & WF_SYNC;
         int scale = cfs_rq->nr_running >= sched_nr_latency;
 
         if (unlikely(rt_prio(p->prio)))
@@ -1691,9 +1690,6 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_
         if (unlikely(curr->policy == SCHED_IDLE))
                 goto preempt;
 
-        if (sched_feat(WAKEUP_SYNC) && sync)
-                goto preempt;
-
         if (!sched_feat(WAKEUP_PREEMPT))
                 return;