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On 06/25/2014 01:07 AM, Peter Zijlstra wrote:
> On Tue, Jun 24, 2014 at 03:14:54PM -0400, Rik van Riel wrote:
>> The function effective_load already makes the calculations that
>> task_h_load makes. Making them twice can throw off the
>> calculations, and is generally a bad idea.
>>
>> Signed-off-by: Rik van Riel <r...@redhat.com> ---
>> kernel/sched/fair.c | 4 ++-- 1 file changed, 2 insertions(+), 2
>> deletions(-)
>>
>> diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index
>> 1aaa3b4..318a275 100644 --- a/kernel/sched/fair.c +++
>> b/kernel/sched/fair.c @@ -1227,7 +1227,7 @@ static void
>> task_numa_compare(struct task_numa_env *env, dst_load =
>> env->dst_stats.load;
>>
>> /* Calculate the effect of moving env->p from src to dst. */ -
>> load = task_h_load(env->p); + load = env->p->se.load.weight; tg =
>> task_group(env->p); src_load += effective_load(tg, env->src_cpu,
>> -load, -load); dst_load += effective_load(tg, env->dst_cpu, load,
>> load); @@ -1251,7 +1251,7 @@ static void task_numa_compare(struct
>> task_numa_env *env,
>>
>> if (cur) { /* Cur moves in the opposite direction. */ - load =
>> task_h_load(cur); + load = cur->se.load.weight; tg =
>> task_group(cur); src_load += effective_load(tg, env->src_cpu,
>> load, load); dst_load += effective_load(tg, env->dst_cpu, -load,
>> -load);
>
> Shall I merge this into patch 3?
Please do, I guess that's where it belongs.
- --
All rights reversed
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