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Sun, 15 Feb 2026 14:06:29 -0800 (PST) Received: from [192.168.1.150] ([198.8.77.157]) by smtp.gmail.com with ESMTPSA id 5614622812f47-463c07225a6sm3149003b6e.18.2026.02.15.14.06.27 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 15 Feb 2026 14:06:28 -0800 (PST) Message-ID: Date: Sun, 15 Feb 2026 15:06:27 -0700 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH io_uring-7.0] io_uring/query: return support for custom rx page size To: Pavel Begunkov , io-uring@vger.kernel.org Cc: netdev@vger.kernel.org References: <2e8280467c93ead0c61ed3d68c036d6a0474bb78.1771188227.git.asml.silence@gmail.com> Content-Language: en-US From: Jens Axboe In-Reply-To: <2e8280467c93ead0c61ed3d68c036d6a0474bb78.1771188227.git.asml.silence@gmail.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 2/15/26 2:34 PM, Pavel Begunkov wrote: > diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h > index fc473af6feb4..6750c383a2ab 100644 > --- a/include/uapi/linux/io_uring.h > +++ b/include/uapi/linux/io_uring.h > @@ -1090,6 +1090,14 @@ enum zcrx_reg_flags { > ZCRX_REG_IMPORT = 1, > }; > > +enum zcrx_features { > + /* > + * The user can ask for the desired rx page size by passing the > + * value in struct io_uring_zcrx_ifq_reg::rx_buf_len. > + */ > + ZCRX_FEATURE_RX_PAGE_SIZE = 1 << 0, > +}; Well I guess one comment - supposedly ->rx_buf_len is going to be added in the future? Because right now it's not there. -- Jens Axboe