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McKenney" , Neeraj Upadhyay , Joel Fernandes , Josh Triplett , Boqun Feng , Uladzislau Rezki , Mathieu Desnoyers , Lai Jiangshan , Zqiang , Tejun Heo , Andrew Morton , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , Anna-Maria Behnsen , Ingo Molnar , Shuah Khan , linux-kernel@vger.kernel.org, rcu@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: Re: [PATCH 03/15] sched/isolation: Separate housekeeping types in enum hk_type Message-ID: References: <20260325-dhei-v12-final-v1-0-919cca23cadf@gmail.com> <20260325-dhei-v12-final-v1-3-919cca23cadf@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20260325-dhei-v12-final-v1-3-919cca23cadf@gmail.com> X-Rspam-User: X-Rspamd-Queue-Id: 3BC1814000F X-Stat-Signature: 9yswtp485r7gb43ibfp3zoozajb39ecn X-Rspamd-Server: rspam06 X-HE-Tag: 1774949765-738714 X-HE-Meta: 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 T136Nl+L KuopqSHBlUx0aHp5DoI2vojjRBiwEIk3bYDdi7jXYth1s3RhZ9g1Qq1Clmi+mPg5oPGiJpN8GBunht5SHrTuJoZjtiSusM7M80j7ffgin5/+uLuIJ5fliqKG4NFMDushD3x6kJvA9c4H8VootAXC7cQOOhZbqKvYLCfDLUgij0PiDA6I2Rw1o8Wf2D8h8fhtMlkZFUW3oxmZW5UUcl/hUG1/T5h0mG2wh9XAYR4SIjEMpu1NK4LolBfLYt+FvOBoJDjQnZlpUgel5x46daEiG7TxaZDNWv5Ys3wl11bR8PQt1JsCx+9CVHG1wMrifBVhGP/8J6x0V3RknMiKCaLKPXkiIo5coL9Jbsjoa Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Le Wed, Mar 25, 2026 at 05:09:34PM +0800, Qiliang Yuan a écrit : > Most kernel noise types (TICK, TIMER, RCU, etc.) are currently > aliased to a single HK_TYPE_KERNEL_NOISE enum value. This prevents > fine-grained runtime isolation control as all masks are forced to be > identical. For now we don't need finegrained runtime isolation. Only domain, nohz_full and managed_irq. If the need arise, we can make it more finegrained in the future. Thanks. -- Frederic Weisbecker SUSE Labs