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([240e:38b:e68:3a01:5516:6588:891a:b868]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-38903295585sm213699a91.2.2026.07.07.18.08.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 07 Jul 2026 18:08:16 -0700 (PDT) Message-ID: Date: Wed, 8 Jul 2026 09:08:09 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] sched/doc: Fix stale em_pd_energy() reference in sched-energy To: luoliang@kylinos.cn, Jonathan Corbet Cc: Shuah Khan , Alex Shi , Yanteng Si , Dongliang Mu , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260707085335.2942128-1-luoliang@kylinos.cn> From: Alex Shi Content-Language: en-US In-Reply-To: <20260707085335.2942128-1-luoliang@kylinos.cn> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 2026/7/7 16:53, luoliang@kylinos.cn wrote: > From: Liang Luo > > 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 Reviewed-by: Alex Shi > --- > 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 >