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([2601:188:c102:b180:1f8b:71d0:77b1:1f6e]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-50337bb9d21sm115683351cf.26.2026.02.02.16.59.49 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Feb 2026 16:59:50 -0800 (PST) From: Waiman Long X-Google-Original-From: Waiman Long Message-ID: Date: Mon, 2 Feb 2026 19:59:48 -0500 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/for-next v2 1/2] cgroup/cpuset: Defer housekeeping_update() call from CPU hotplug to workqueue To: Peter Zijlstra , Waiman Long Cc: Chen Ridong , Tejun Heo , Johannes Weiner , =?UTF-8?Q?Michal_Koutn=C3=BD?= , Ingo Molnar , Juri Lelli , Vincent Guittot , Steven Rostedt , Ben Segall , Mel Gorman , Valentin Schneider , Anna-Maria Behnsen , Frederic Weisbecker , Thomas Gleixner , Shuah Khan , cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org References: <20260130154254.1422113-1-longman@redhat.com> <20260130154254.1422113-2-longman@redhat.com> <20260202130526.GE1395266@noisy.programming.kicks-ass.net> <20260202200457.GJ1282955@noisy.programming.kicks-ass.net> <20260202200610.GD1395416@noisy.programming.kicks-ass.net> Content-Language: en-US In-Reply-To: <20260202200610.GD1395416@noisy.programming.kicks-ass.net> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2/2/26 3:06 PM, Peter Zijlstra wrote: > On Mon, Feb 02, 2026 at 09:04:57PM +0100, Peter Zijlstra wrote: >> On Mon, Feb 02, 2026 at 01:21:43PM -0500, Waiman Long wrote: >> >>> Yes, I am going to remove cpuset_locked in the next version. As for >>> __guarded_by() annotation, I need to set up a clang environment that I can >>> use to test it before I will work on that. I usually just use gcc for my >>> compilation need. >> Debian experimental has clang-22, but there is also: >> >> https://github.com/llvm/llvm-project/releases/tag/llvmorg-22.1.0-rc2 > Damn, copied wrong link: > > https://www.kernel.org/pub/tools/llvm/files/llvm-22.1.0-rc2-x86_64.tar.xz Thanks for the link. Will play around with that. Cheers, Longman >> See: Documentation/kbuild/llvm.rst >>