---

yaml --- r: 162992 b: refs/heads/master c: 3cb63d5 h: refs/heads/master v: v3
git-mirror · Sep 15, 2009 · 77e8fde · 77e8fde
1 parent e963728
commit 77e8fde
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Showing 3 changed files with 4 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e6b1b2c9c0461c4e0971ed905ce3cda6512ee82a
+refs/heads/master: 3cb63d527f76e25dbccce4f577f21aecfa2abac7
diff --git a/trunk/kernel/sched_fair.c b/trunk/kernel/sched_fair.c
@@ -1501,7 +1501,8 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int sync)
 	 */
 	if (sched_feat(LAST_BUDDY) && likely(se->on_rq && curr != rq->idle))
 		set_last_buddy(se);
-	set_next_buddy(pse);
+	if (sched_feat(NEXT_BUDDY))
+		set_next_buddy(pse);
 
 	/*
 	 * We can come here with TIF_NEED_RESCHED already set from new task

diff --git a/trunk/kernel/sched_features.h b/trunk/kernel/sched_features.h
@@ -14,5 +14,6 @@ SCHED_FEAT(LB_WAKEUP_UPDATE, 1)
 SCHED_FEAT(ASYM_EFF_LOAD, 1)
 SCHED_FEAT(WAKEUP_SYNC, 0)
 SCHED_FEAT(WAKEUP_OVERLAP, 0)
+SCHED_FEAT(NEXT_BUDDY, 1)
 SCHED_FEAT(LAST_BUDDY, 1)
 SCHED_FEAT(OWNER_SPIN, 1)