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From: Roman Gushchin To: "Matthew Wilcox (Oracle)" Cc: Andrew Morton , linux-mm@kvack.org, Johannes Weiner , Michal Hocko , Shakeel Butt , Muchun Song , Zi Yan , David Hildenbrand Subject: Re: [PATCH v2 5/5] mm: Remove references to folio in __memcg_kmem_uncharge_page() Message-ID: References: <20250314133617.138071-1-willy@infradead.org> <20250314133617.138071-6-willy@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250314133617.138071-6-willy@infradead.org> X-Migadu-Flow: FLOW_OUT X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 3798140006 X-Stat-Signature: a7xqz6d5bygjrgm5dc7uz8xcdhn87ne1 X-HE-Tag: 1742268282-27179 X-HE-Meta: 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 YRb+/NWs 2WWLtWua+fqXxXnwKbh5/baq3bq+gcNRAy2nI9eBoDXEmKuV9S+54DSDaAWauDDD3i9V5L86RCKsCKHgW3C7rn3nybcOfG4suNGSuA9f+NtfdI0ElUj6m9P/J04vDhhxgVr/u737UZl7Q3LSei7alSL6r+shfiaIKCLhJ8+8aL8yYQWDa9g7ZQtR4Ky96hlo1SYiKfWErHeG58dTHich1h6svzSi48xbKIPi9dRUrFyODqDsYLzGWu5GTtC9ovp0qzZTMYllKbDWs1xProUn0HZhXKqaS9ESEnAn/mOWwzJsBIJQJ89l47B84kD7+45EZwFazqbc9joMV3rRppTB0XX3NFJm9RP7+Uh0kFJ+aLPuwNKUBOrx58ffSbEAp8NUdr8TZ 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 Fri, Mar 14, 2025 at 01:36:15PM +0000, Matthew Wilcox wrote: > This use of folios is misleading because these pages are not part of > a folio. Remove an unnecessary call to page_folio(), saving 58 bytes > of text in a Debian kernel build. > > Signed-off-by: Matthew Wilcox (Oracle) > Acked-by: Johannes Weiner > Acked-by: Shakeel Butt Acked-by: Roman Gushchin Thanks!