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From: Muchun Song In-Reply-To: <20240111181219.3462852-2-willy@infradead.org> Date: Mon, 15 Jan 2024 16:03:22 +0800 Cc: Andrew Morton , Johannes Weiner , Michal Hocko , Roman Gushchin , Shakeel Butt , cgroups@vger.kernel.org, Linux-MM Content-Transfer-Encoding: quoted-printable Message-Id: <07B48A08-BFCC-4FD1-BAE9-3C6F1B4B9755@linux.dev> References: <20240111181219.3462852-1-willy@infradead.org> <20240111181219.3462852-2-willy@infradead.org> To: "Matthew Wilcox (Oracle)" X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: E7DFF4000F X-Stat-Signature: ixi5pqf9xgjoapubf8486cwx1x7juhso X-Rspam-User: X-HE-Tag: 1705305842-699473 X-HE-Meta: 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 m0IRrLJy ycLW+naI9gvnriSFaQPkWRQfeQ+g0mlVWoV8FzajfV1JazbaulvZDPXndhpkKV5G2z3xEC6/465g1/tZ2Kho1FF4kAFZAQP4rRm/IssZh/w8K0TPXsoG0ilrIL55gJM9f/0IVmuoRRodW4Qx8zZtR7VcArYMNAl7q6fVHFZrFMTtscXDdKfPuJNhUGVAVrdXwib5DgDcCyHbu0RrRBFzixMjRSFDo/90DoC2u X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: > On Jan 12, 2024, at 02:12, Matthew Wilcox (Oracle) = wrote: >=20 > Remove many calls to compound_head() by calling page_folio() once at > the start of each stanza which receives a struct page from 'target'. > There should be no change in behaviour here as all the called = functions > start out by converting the page to its folio. >=20 > Signed-off-by: Matthew Wilcox (Oracle) Reviewed-by: Muchun Song Thanks.