Re: [PATCH] sched/doc: Fix stale em_pd_energy() reference in sched-energy

[Alex Shi <seakeel@gmail.com>]

On 2026/7/7 16:53, luoliang@kylinos.cn wrote:
> From: Liang Luo<luoliang@kylinos.cn>
> 
> The scheduler energy-aware placement documentation refers to the
> em_pd_energy() API, which was renamed to em_cpu_energy() in commit
> f0b5694791ce ("PM / EM: change name of em_pd_energy to em_cpu_energy").
> Update the reference to the current name.
> 
> em_cpu_energy() is the EM helper that compute_energy() in
> kernel/sched/fair.c calls to estimate a performance domain's energy
> consumption (defined in include/linux/energy_model.h).
> 
> Sync the zh_CN translation, which carries the same stale name.
> 
> Signed-off-by: Liang Luo<luoliang@kylinos.cn>

Reviewed-by: Alex Shi <alexs@kernel.org>

> ---
>   Documentation/scheduler/sched-energy.rst                    | 2 +-
>   Documentation/translations/zh_CN/scheduler/sched-energy.rst | 2 +-
>   2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/scheduler/sched-energy.rst b/Documentation/scheduler/sched-energy.rst
> index 4e47aaf103eb..83bac0da4869 100644
> --- a/Documentation/scheduler/sched-energy.rst
> +++ b/Documentation/scheduler/sched-energy.rst
> @@ -141,7 +141,7 @@ in its previous activation.
>   find_energy_efficient_cpu() uses compute_energy() to estimate what will be the
>   energy consumed by the system if the waking task was migrated. compute_energy()
>   looks at the current utilization landscape of the CPUs and adjusts it to
> -'simulate' the task migration. The EM framework provides the em_pd_energy() API
> +'simulate' the task migration. The EM framework provides the em_cpu_energy() API
>   which computes the expected energy consumption of each performance domain for
>   the given utilization landscape.
>   
> diff --git a/Documentation/translations/zh_CN/scheduler/sched-energy.rst b/Documentation/translations/zh_CN/scheduler/sched-energy.rst
> index fdbf6cfeea93..03dedc69839a 100644
> --- a/Documentation/translations/zh_CN/scheduler/sched-energy.rst
> +++ b/Documentation/translations/zh_CN/scheduler/sched-energy.rst
> @@ -119,7 +119,7 @@ EAS覆盖了CFS的任务唤醒平衡代码。在唤醒平衡时，它使用平
>   
>   如果唤醒的任务被迁移，find_energy_efficient_cpu()使用compute_energy()来估算
>   系统将消耗多少能量。compute_energy()检查各CPU当前的利用率情况，并尝试调整来
> -“模拟”任务迁移。EM框架提供了API em_pd_energy()计算每个性能域在给定的利用率条件
> +“模拟”任务迁移。EM框架提供了API em_cpu_energy()计算每个性能域在给定的利用率条件
>   下的预期能量消耗。
>   
>   下面详细介绍一个优化能量消耗的任务放置决策的例子。
> -- 2.43.0
>