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Fri, 15 Mar 2024 15:55:56 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id 8EJgJ4xv9GUfXAAAD6G6ig (envelope-from ); Fri, 15 Mar 2024 15:55:56 +0000 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Date: Fri, 15 Mar 2024 16:55:56 +0100 From: Oscar Salvador To: Vlastimil Babka Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Michal Hocko , Marco Elver , Andrey Konovalov , Alexander Potapenko Subject: Re: [PATCH] mm,page_owner: Fix refcount imbalance In-Reply-To: <7ea61161-4eee-47b2-9540-00805d906f50@suse.cz> References: <20240314144753.16276-1-osalvador@suse.de> <7ea61161-4eee-47b2-9540-00805d906f50@suse.cz> User-Agent: Roundcube Webmail Message-ID: X-Sender: osalvador@suse.de Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Score: -2.25 X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-Spam-Flag: NO X-Spamd-Result: default: False [-2.25 / 50.00]; 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dkim=pass header.d=suse.de header.s=susede2_ed25519 header.b=7nvDSjZd X-Rspamd-Queue-Id: AA84121D9E On 2024-03-15 14:21, Vlastimil Babka wrote: > The stackdepot guys probably won't be thrilled about this addition to > stack_record. Can't we instead make the refcount itself reflect the > number > of base pages? Yes, we can. I already have a patch doing that, much simpler and much shorter. I will send it out later today. Thanks! -- Oscar Salvador SUSE Labs