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Wed, 15 Oct 2025 04:51:33 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEEutVwlzePECt93YmeVvfMvecxD6UICIwRyzw2gXJjm9qCImvJba9O20JkFFLPcti+xCnVRw== X-Received: by 2002:a05:6000:608:b0:3ee:1125:fb6d with SMTP id ffacd0b85a97d-4266e7ced08mr14564242f8f.9.1760529093446; Wed, 15 Oct 2025 04:51:33 -0700 (PDT) Received: from jlelli-thinkpadt14gen4.remote.csb ([176.206.13.103]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-426ce5e10e8sm28713219f8f.39.2025.10.15.04.51.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Oct 2025 04:51:32 -0700 (PDT) Date: Wed, 15 Oct 2025 13:51:31 +0200 From: Juri Lelli To: Yuri Andriaccio Cc: Ingo Molnar , Peter Zijlstra , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , linux-kernel@vger.kernel.org, Luca Abeni , Yuri Andriaccio Subject: Re: [RFC PATCH v3 17/24] sched/rt: Remove support for cgroups-v1 Message-ID: References: <20250929092221.10947-1-yurand2000@gmail.com> <20250929092221.10947-18-yurand2000@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250929092221.10947-18-yurand2000@gmail.com> Hello, On 29/09/25 11:22, Yuri Andriaccio wrote: > Disable control files for cgroups-v1, and allow only cgroups-v2. This should > simplify maintaining the code, also because cgroups-v1 are deprecated. > > Set the default rt-cgroups runtime to zero, otherwise a cgroup-v1 kernel will > not be able to start SCHED_DEADLINE tasks. The bandwidth for rt-cgroups must > then be manually assigned after the kernel boots. > > Signed-off-by: Yuri Andriaccio > --- The change looks good, but I think this series is currently missing a substantial Docs update. admin-guide cgroup section and scheduler needs some changes, I believe. Please consider doing so for next revision. Thanks, Juri