From 74247024eb0340aa30ba1ffc95c57cf89643db05 Mon Sep 17 00:00:00 2001
From: Dietmar Eggemann <dietmar.eggemann@arm.com>
Date: Wed, 3 Jun 2020 10:03:01 +0200
Subject: [PATCH] sched/pelt: Remove redundant cap_scale() definition
References: bnc#1155798 (CPU scheduler functional and performance backports)
Patch-mainline: v5.9-rc1
Git-commit: 844eb6458facb09d4871a480d8bda06550927a80
Besides in PELT cap_scale() is used in the Deadline scheduler class for
scale-invariant bandwidth enforcement.
Remove the cap_scale() definition in kernel/sched/pelt.c and keep the
one in kernel/sched/sched.h.
Signed-off-by: Dietmar Eggemann <dietmar.eggemann@arm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Vincent Guittot <vincent.guittot@linaro.org>
Link: https://lkml.kernel.org/r/20200603080304.16548-2-dietmar.eggemann@arm.com
Signed-off-by: Mel Gorman <mgorman@suse.de>
---
kernel/sched/pelt.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
index 8b41f43e7f15..94e188324000 100644
--- a/kernel/sched/pelt.c
+++ b/kernel/sched/pelt.c
@@ -83,8 +83,6 @@ static u32 __accumulate_pelt_segments(u64 periods, u32 d1, u32 d3)
return c1 + c2 + c3;
}
-#define cap_scale(v, s) ((v)*(s) >> SCHED_CAPACITY_SHIFT)
-
/*
* Accumulate the three separate parts of the sum; d1 the remainder
* of the last (incomplete) period, d2 the span of full periods and d3