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Wong" , Carlos Maiolino , Alexander Viro , Jan Kara Cc: Christoph Hellwig , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org References: <20260325-blk-dontcache-v4-0-c4b56db43f64@columbia.edu> <20260325-blk-dontcache-v4-1-c4b56db43f64@columbia.edu> Content-Language: en-US From: Bart Van Assche In-Reply-To: <20260325-blk-dontcache-v4-1-c4b56db43f64@columbia.edu> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 7984EC000E X-Stat-Signature: jh5bqqx9tj5w5gwo5g5xpun7coesfd31 X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1774472648-958113 X-HE-Meta: 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 mTHFf//D OQso+uWyC7/Mvcr5Azm40iBrZuE+67FYbBH7bxIwzRIDFxGllkSVV679TdFQLGFca7mk4BfRV+lkleOs2vcHWLCTcnG9gVOqL9FuKNvkpl2ZcuUurMiz0Uj5tW6IVEGMKtmDIG+1kmuvqUpKV3OK5lWQqv4Iw/iXl7M295MxzV7CouOEPbLHenvTVXzD3/Ev8hLpmMzbq9PB1XNb4NzVMB2G/NM6VvoNPvfrfDaV2/e6BjO7hsJ63Qe51oeo1L1jznDWsIgOwof0KVYW/e6Qt+JGphZGH8gbwdWKfuFu7NLx7SHjLM3HMop7F+NquufQ+zsBxeD/8UopETw4= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/25/26 11:43 AM, Tal Zussman wrote: > + schedule_work_on(smp_processor_id(), &batch->work); Since schedule_work_on() queues work on system_percpu_wq the above call has the same effect as schedule_work(&batch->work), isn't it? From the workqueue implementation: system_percpu_wq = alloc_workqueue("events", WQ_PERCPU, 0); [ ... ] if (req_cpu == WORK_CPU_UNBOUND) { if (wq->flags & WQ_UNBOUND) cpu = wq_select_unbound_cpu(raw_smp_processor_id()); else cpu = raw_smp_processor_id(); Thanks, Bart.