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b=gbKXm6GMPcpzlVpDWfLpRuHsropA3OOvGBk/dC9HOxo9dJIshBc40hoFsxVom6EQh cX0dSOe7uxseZ1viRL9fHJXKX+sKtLgqSgo/UvXHXQBRLToZ904Hov63N3XncL8oIJ oTQDxDWDvz0Kad8zgq4+9b7u9b6DfDL662O8adLCMtTSNzUdO64vcu7LvL6gyeiE3g o2q47THez9vdeDOWen3+xn2E7BGB8qCK+KCB0tDzkJ5oeQhTCAwcTgnXEw3OzEGojz elp8IABXkmM/W/vfVbnxCxoPZ+I8ckrWKtE4zpBboHALfO6iNJOh7EHKDkp/Xi55Xn LLQrpdbz3/sJg== From: SJ Park To: Sang-Heon Jeon Cc: SJ Park , Johannes Weiner , Michal Hocko , Roman Gushchin , Shakeel Butt , cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Muchun Song Subject: Re: [PATCH 1/2] memcg: remove unused page_memcg_check() Date: Fri, 18 Sep 2026 17:54:34 -0700 Message-ID: <20260919005435.87535-1-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260918165601.1014666-2-ekffu200098@gmail.com> References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 5FF59140006 X-Stat-Signature: e8gdn9newdxk4jfgcdi9ukz4yd5rf7as X-HE-Tag: 1789779283-577320 X-HE-Meta: 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 7z5b1i07 yAMR9mDvPguh/LXL16Jjw+kALLhC+g2aWYHQqzGzMauQ2X0s9mP3/RDa9NS/moS7OQEJrhmkmu0MrplvK64g1ylGvA+HdycdPrYERak0aJ/HXPJG/vCkl+vY489A9JeJxsy9cmx3zMK5UgfO8oIG2LiPfXj6KAKUUPG6vp23InSXgkzsa7sksg9AiPkJaJKpf6kFB8kVjnGQW+x5srSc8V3Vy0FgB8MeYcYWHxsgyjhMchM5yTyb9vZLjkF96muVGew4v5CfJefJm3UXBDMe7mg3+320k86RfSv/dpnDxcdHEbXVkRCRC9fwnh/ju0932YQFMXVAjc5zC/VQ= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Sat, 19 Sep 2026 01:55:57 +0900 Sang-Heon Jeon wrote: > Since commit 90f095b816e2 ("mm/page_owner: use memcg_data snapshot to > avoid TOCTOU in print_page_owner_memcg()"), page_memcg_check() has no > callers. > > So remove it. > > No functional change. Nice cleanup! > > Signed-off-by: Sang-Heon Jeon Reviewed-by: SJ Park Thanks, SJ [...]