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Tue, 22 Sep 2026 16:02:11 -0700 (PDT) Received: from localhost ([2a03:2880:2ff:74::]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3a07f8180f6sm315373a91.0.2026.09.22.16.02.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Sep 2026 16:02:10 -0700 (PDT) Date: Tue, 22 Sep 2026 16:02:06 -0700 From: Stanislav Fomichev To: Kaifeng Wang Cc: netdev@vger.kernel.org, almasrymina@google.com, edumazet@google.com, kuniyu@google.com, pabeni@redhat.com, willemb@google.com, davem@davemloft.net, kuba@kernel.org, horms@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next] net: devmem: use page_pool_put_netmem_bulk Message-ID: References: <20260922193356.542922-1-kaifengw@google.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260922193356.542922-1-kaifengw@google.com> On 09/22, Kaifeng Wang wrote: > Instead of looping over napi_pp_put_page() and repeatedly acquiring the > page_pool producer lock in sock_devmem_dontneed(), use > page_pool_put_netmem_bulk() to return the netmem references in batches. > > This reduces the number of lock acquisitions on the page pool ring > producer lock when releasing user tokens. > > Reviewed-by: Mina Almasry > Signed-off-by: Kaifeng Wang Acked-by: Stanislav Fomichev