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b=kUmtwxljSOu0DtqF3BOYN9BT2IjZ4jJJ+JTLIdMIQMrWWxAoIsxdUZMasEqJVxLLQ mGrQLTrTouiXaN7SBI1hVjNLyHMtJySAI4KmRjBPGXH9PxdgoWcG3rA77atCMa1q4u aW2phhFygK/YqRjEBWxTqrQBHuZuTV+EIn6PnOkvqxo22/aESSlTLw1XJwRyUAcJI3 mDAVIXuVyAlSn7sKLuvRie55QZAdRSudmW8BYPD4/wFua5+piTgdYCGpZovg0XRpDI cTLkxKRN6OIWajWIu930OJg71DGZVBLnYdtXnITZzCe8+LLbNfgzlU7E/9Fy/pILtS WMfoahHmzMO2g== From: SJ Park To: Ye Liu Cc: SJ Park , Michal Hocko , Andrew Morton , Ye Liu , David Rientjes , Shakeel Butt , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/8] mm/oom_kill: convert process/thread iterators to for_each_*_rcu Date: Fri, 4 Sep 2026 17:32:38 -0700 Message-ID: <20260905003239.68043-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260904083001.553587-3-ye.liu@linux.dev> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam05 X-Rspamd-Queue-Id: 398A0120004 X-Stat-Signature: ph6zi1w118xconbtf7pnqmnwrbao44ph X-Rspam-User: X-HE-Tag: 1788568368-459756 X-HE-Meta: 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 HEDiwLn7 ySC4rKpvXHc6XPcaMNxwY1wKM40CFpX8iK+5qMrI8bamUoVrdXTLwWXWlERNNfzy+2m7rkpDsB5cu0fvAkDwpHxxkEkqeeyMxr/EvBFtC5tzUMt3LMS+NyGj8BdFZnVidA4K5KAO/X1u+ArPqR65+H3oLT2WlQEhddqFrLNyZjCMCsnSP3dlNN40xvBy47bbS1pQ4ZB0J+3C77xTxktrjJVscjX/i3wDSVUpDbVfepFP+cdBheU4rob74+nu4LRncxGFDASC/nIThZLTyuCIfB/1aGg== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, 4 Sep 2026 16:29:54 +0800 Ye Liu wrote: > From: Ye Liu > > Replace the manual rcu_read_lock()/rcu_read_unlock() pairs wrapping > for_each_process()/for_each_thread() loops with for_each_process_rcu() > and for_each_thread_rcu(), so that the RCU read-side critical section > is scoped to the loop body. Looks clean to me :) > > No functional change. > > Signed-off-by: Ye Liu Reviewed-by: SJ Park Thanks, SJ [...]