sched: remove last_min_vruntime effect

remove last_min_vruntime use - prepare to remove it.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 926491f..0228de1 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -481,7 +481,7 @@
 
 	if (!initial) {
 		if (sched_feat(NEW_FAIR_SLEEPERS)) {
-			s64 latency = cfs_rq->min_vruntime - se->last_min_vruntime;
+			s64 latency = cfs_rq->min_vruntime - se->vruntime;
 			if (latency < 0 || !cfs_rq->nr_running)
 				latency = 0;
 			else