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b=nLw1gwv9tBT290w5jk0KbmKXTtHS+wFK5PEuLPVIIeE5M5dBEG03kGQsoiL87QBpH ot2ATfWWmGjXFe0NHztg+vofWw82idx6nD6xKKtqJzi1Xvn84+dPnoOWLd3zJPiABm A5YYxSl1Ph7QBu11zsoDNeHOs2f0i83XWfLYBQxFdbBor8b0yj7DGD7Z5Sjo5szxul blGBHBSyeM5GyC2VI/b8RoA4AIT3Eer4DPLX8MRKtgNeVS5AOJ5Y/l08W1Veko7ByH j/kZjzEkdu8Wy+vw1hkk/1rzqYHTjzf5AwWZbWvJ1MFf9JJyenyylMCD9HEV5rquuo yHos+ltsfNzNQ== Date: Thu, 19 Mar 2026 16:31:09 -0700 From: Jakub Kicinski To: Dragos Tatulea Cc: Jesper Dangaard Brouer , Byungchul Park , linux-mm@kvack.org, akpm@linux-foundation.org, netdev@vger.kernel.org, Mina Almasry , Toke Hoiland Jorgensen , linux-kernel@vger.kernel.org, kernel_team@skhynix.com, harry.yoo@oracle.com, ast@kernel.org, daniel@iogearbox.net, davem@davemloft.net, john.fastabend@gmail.com, sdf@fomichev.me, saeedm@nvidia.com, leon@kernel.org, tariqt@nvidia.com, mbloch@nvidia.com, andrew+netdev@lunn.ch, edumazet@google.com, pabeni@redhat.com, david@redhat.com, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, horms@kernel.org, jackmanb@google.com, hannes@cmpxchg.org, ziy@nvidia.com, ilias.apalodimas@linaro.org, willy@infradead.org, brauner@kernel.org, kas@kernel.org, yuzhao@google.com, usamaarif642@gmail.com, baolin.wang@linux.alibaba.com, asml.silence@gmail.com, bpf@vger.kernel.org, linux-rdma@vger.kernel.org, sfr@canb.auug.org.au, dw@davidwei.uk, ap420073@gmail.com Subject: Re: [PATCH v5] mm: introduce a new page type for page pool in page type Message-ID: <20260319163109.58511b70@kernel.org> In-Reply-To: <05c0db9b-c92f-4758-a356-e035a174b5dd@nvidia.com> References: <20260316222901.GA59948@system.software.com> <20260316223113.20097-1-byungchul@sk.com> <05c0db9b-c92f-4758-a356-e035a174b5dd@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam10 X-Rspamd-Queue-Id: 64CEC1A0002 X-Stat-Signature: sbyk5uqfdy14gcjfdayw8u13cpiy6fst X-Rspam-User: X-HE-Tag: 1773963073-608500 X-HE-Meta: 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 qHjt1SYb srD7g2PLe0SZwg49qqDkd5wTohpApte8GTllh Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Tue, 17 Mar 2026 12:06:51 +0100 Dragos Tatulea wrote: > > Should we handle this more gracefully here? (release pp resources) > > > Releasing of a leaked page_pool page could lead to many harder to track > side-effects further down the line. Isn't it better to simply let the > page in a leaked state? +1 that'd also be my intuition.