From: Peter Zijlstra <a.p.zijlstra@chello.nl>
Date: Mon, 15 Oct 2007 15:00:11 +0000 (+0200)
Subject: sched: max_vruntime() simplification
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=368059a977871def0f88a92eefb6ecc1f7b6132f;p=linux-beck.git

sched: max_vruntime() simplification

max_vruntime() simplification.

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 2bd9625fa62d..91664d665c0f 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -117,8 +117,8 @@ static inline struct task_struct *task_of(struct sched_entity *se)
 static inline u64
 max_vruntime(u64 min_vruntime, u64 vruntime)
 {
-	if ((vruntime > min_vruntime) ||
-	    (min_vruntime > (1ULL << 61) && vruntime < (1ULL << 50)))
+	s64 delta = (s64)(vruntime - min_vruntime);
+	if (delta > 0)
 		min_vruntime = vruntime;
 
 	return min_vruntime;