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Mon, 13 May 2024 13:36:04 -0700 (PDT) Received: from localhost ([149.11.192.251]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a5a17b17d02sm638065566b.218.2024.05.13.13.36.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 May 2024 13:36:03 -0700 (PDT) Date: Mon, 13 May 2024 22:36:02 +0200 From: Andrea Righi To: Tejun Heo Cc: torvalds@linux-foundation.org, mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, martin.lau@kernel.org, joshdon@google.com, brho@google.com, pjt@google.com, derkling@google.com, haoluo@google.com, dvernet@meta.com, dschatzberg@meta.com, dskarlat@cs.cmu.edu, riel@surriel.com, changwoo@igalia.com, himadrics@inria.fr, memxor@gmail.com, joel@joelfernandes.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, kernel-team@meta.com Subject: Re: [PATCHSET v6] sched: Implement BPF extensible scheduler class Message-ID: References: <20240501151312.635565-1-tj@kernel.org> 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: <20240501151312.635565-1-tj@kernel.org> On Wed, May 01, 2024 at 05:09:35AM -1000, Tejun Heo wrote: .. > - Ubuntu is considering to include sched_ext in the upcoming 24.10 release. > Andrea Righi of Canonical has been actively working on a userspace > scheduling framework since the end of the last year. > > https://github.com/sched-ext/scx/tree/main/scheds/rust/scx_rustland > https://discourse.ubuntu.com/t/introducing-kernel-6-8-for-the-24-04-noble-numbat-release/41958 Regarding this topic, I can confirm that Ubuntu intends to provide official support for a sched_ext kernel in the 24.10 release. We still have to finalize all the specific details of the plan, but essentially, there will be a separate "derivative" kernel featuring sched_ext, alongside a user-space scx package(s) for the schedulers and tools (which, ideally, we would also like to upstream into Debian). -Andrea