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([2620:10d:c092:600::1:d66f]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-607193ecba2sm1327674a12.35.2025.06.05.03.03.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 05 Jun 2025 03:03:55 -0700 (PDT) Message-ID: Date: Thu, 5 Jun 2025 11:05:14 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC v4 02/18] netmem: introduce netmem alloc APIs to wrap page alloc APIs To: Byungchul Park , willy@infradead.org, netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, kernel_team@skhynix.com, kuba@kernel.org, almasrymina@google.com, ilias.apalodimas@linaro.org, harry.yoo@oracle.com, hawk@kernel.org, akpm@linux-foundation.org, davem@davemloft.net, john.fastabend@gmail.com, andrew+netdev@lunn.ch, toke@redhat.com, tariqt@nvidia.com, edumazet@google.com, pabeni@redhat.com, saeedm@nvidia.com, leon@kernel.org, ast@kernel.org, daniel@iogearbox.net, 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, linux-rdma@vger.kernel.org, bpf@vger.kernel.org, vishal.moola@gmail.com References: <20250604025246.61616-1-byungchul@sk.com> <20250604025246.61616-3-byungchul@sk.com> Content-Language: en-US From: Pavel Begunkov In-Reply-To: <20250604025246.61616-3-byungchul@sk.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Rspam-User: X-Stat-Signature: 4orrm69y9cwiys5bbw3synmq6qhxb6xe X-Rspamd-Queue-Id: C155740011 X-Rspamd-Server: rspam11 X-HE-Tag: 1749117837-582485 X-HE-Meta: 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 i7RV+czB 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 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 6/4/25 03:52, Byungchul Park wrote: > To eliminate the use of struct page in page pool, the page pool code > should use netmem descriptor and APIs instead. > > As part of the work, introduce netmem alloc APIs allowing the code to > use them rather than the existing APIs for struct page. Reviewed-by: Pavel Begunkov -- Pavel Begunkov