From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by mail.toke.dk (Postfix) with ESMTPS id C1EFFAF9A79 for ; Sat, 15 Feb 2025 20:02:06 +0100 (CET) Authentication-Results: mail.toke.dk; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=dhHbjle+ Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id A681A5C0FCD; Sat, 15 Feb 2025 19:01:23 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C7D0BC4CEDF; Sat, 15 Feb 2025 19:02:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1739646122; bh=HudMfY49mSqAmZgoZf2dNEnXXORoyrdxby3o1hdTgAM=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=dhHbjle+yGglktEW8k7sNojmTldB4vX4N3Z0d65mfgb3kNBfztQtB2ihersP3kWQ+ Kk2mNdH9UeVAkubXqkexsfz7Wnrc/zOLsJASmtFLlTV5tW4ropul2XVQLV9Yhf+5td 3uUaW14oEhvOWOJxbjRpgTMBoyh8jn2Yt/fhpoQoiF80vBk4k1YiaTfAQmntQrXSCJ jQmVne+gM1bZ0OEemKcArDYoPcbiU6iP52UDfirZH955ffStsNghUdmWNzyecpCR/w YxuaZmNxQSjg60JVHX/zShnBQEuc16jrPdoMByZZRYzL4dx71LLA7F3Tt92GS/58zT Cp8DMnbuH0G7Q== Date: Sat, 15 Feb 2025 11:01:59 -0800 From: Jakub Kicinski To: Song Yoong Siang Message-ID: <20250215110159.0c1888ae@kernel.org> In-Reply-To: <20250207021943.814768-2-yoong.siang.song@intel.com> References: <20250207021943.814768-1-yoong.siang.song@intel.com> <20250207021943.814768-2-yoong.siang.song@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Message-ID-Hash: EOJSEDXRMLO3C6XHVIP5KPFELPOUUA27 X-Message-ID-Hash: EOJSEDXRMLO3C6XHVIP5KPFELPOUUA27 X-MailFrom: kuba@kernel.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; loop; banned-address; emergency; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header CC: "David S . Miller" , Eric Dumazet , Paolo Abeni , Simon Horman , Willem de Bruijn , Florian Bezdeka , Donald Hunter , Jonathan Corbet , Bjorn Topel , Magnus Karlsson , Maciej Fijalkowski , Jonathan Lemon , Andrew Lunn , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Joe Damato , Stanislav Fomichev , Xuan Zhuo , Mina Almasry , Daniel Jurgens , Andrii Nakryiko , Eduard Zingerman , Mykola Lysenko , Martin KaFai Lau , Song Liu , Yonghong Song , KP Singh , Hao Luo , Jiri Olsa , Shuah Khan , Alexandre Torgue , Jose Abreu , Maxime Coquelin , Tony Nguyen , Przemek Kitszel , Faizal Rahim , Choong Yong Liang , Bouska Zdenek , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, intel-wired-lan@lists.osuosl.org, xdp-hints@xdp-project.net X-Mailman-Version: 3.3.10 Precedence: list Subject: [xdp-hints] Re: [PATCH bpf-next v10 1/5] xsk: Add launch time hardware offload support to XDP Tx metadata List-Id: XDP hardware hints design discussion Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: On Fri, 7 Feb 2025 10:19:39 +0800 Song Yoong Siang wrote: > Extend the XDP Tx metadata framework so that user can requests launch time > hardware offload, where the Ethernet device will schedule the packet for > transmission at a pre-determined time called launch time. The value of > launch time is communicated from user space to Ethernet driver via > launch_time field of struct xsk_tx_metadata. Acked-by: Jakub Kicinski