From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7102FD185F8 for ; Thu, 8 Jan 2026 13:32:10 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 24EAE81178; Thu, 8 Jan 2026 13:32:10 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id IXbDXV3OOTX7; Thu, 8 Jan 2026 13:32:08 +0000 (UTC) X-Comment: SPF check N/A for local connections - client-ip=140.211.166.142; helo=lists1.osuosl.org; envelope-from=intel-wired-lan-bounces@osuosl.org; receiver= DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org D18AD81157 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osuosl.org; s=default; t=1767879128; bh=G3KWwgA0uDuf+F5oINoW1Y8DCp2L7HwVzBKOsyxPfEw=; h=Date:From:To:Cc:References:In-Reply-To:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=nFgH7LNABzHL3HJEpscYGOsqKapCwkJz4rRRTwXiYnONFwnlgBKbt5Q86ElNUI3kZ U8jd+eKBXVCqEHapfLXegJLblQQFZroc7fQ6yushpXk76yv1SBIOBYKy6n4FUtQsyy ySn5PkpzFtOhiKMautaAATfdt3wILSOHGM4y+/V8nlPHAjQlSjQkqpsfZHCbCQvev2 ho/3d8okUGyZ9Lh+K2uh9XXaI67xsywn63qWxh7s9Zx2+yd7/qPas8vT5eLvc/NoIi pRS19b6MvUuHjbg+/yxstvP5mKkyWDp546Vq1E/yxmofrJt99WoJ1sPJEQx+03p+WW sjueV2IRbRcuA== Received: from lists1.osuosl.org (lists1.osuosl.org [140.211.166.142]) by smtp1.osuosl.org (Postfix) with ESMTP id D18AD81157; Thu, 8 Jan 2026 13:32:08 +0000 (UTC) Received: from smtp1.osuosl.org (smtp1.osuosl.org [IPv6:2605:bc80:3010::138]) by lists1.osuosl.org (Postfix) with ESMTP id 76138436 for ; Thu, 8 Jan 2026 13:32:07 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp1.osuosl.org (Postfix) with ESMTP id 608A781148 for ; Thu, 8 Jan 2026 13:32:07 +0000 (UTC) X-Virus-Scanned: amavis at osuosl.org Received: from smtp1.osuosl.org ([127.0.0.1]) by localhost (smtp1.osuosl.org [127.0.0.1]) (amavis, port 10024) with ESMTP id 2DYsFvmto3xC for ; Thu, 8 Jan 2026 13:32:06 +0000 (UTC) Received-SPF: Pass (mailfrom) identity=mailfrom; client-ip=2600:3c0a:e001:78e:0:1991:8:25; helo=sea.source.kernel.org; envelope-from=horms@kernel.org; receiver= DMARC-Filter: OpenDMARC Filter v1.4.2 smtp1.osuosl.org 990268114D DKIM-Filter: OpenDKIM Filter v2.11.0 smtp1.osuosl.org 990268114D Received: from sea.source.kernel.org (sea.source.kernel.org [IPv6:2600:3c0a:e001:78e:0:1991:8:25]) by smtp1.osuosl.org (Postfix) with ESMTPS id 990268114D for ; Thu, 8 Jan 2026 13:32:06 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id D34BC4176E; Thu, 8 Jan 2026 13:32:05 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D9D9DC116C6; Thu, 8 Jan 2026 13:32:01 +0000 (UTC) Date: Thu, 8 Jan 2026 13:31:59 +0000 From: Simon Horman To: Mina Almasry Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org, YiFei Zhu , Alexei Starovoitov , Daniel Borkmann , "David S. Miller" , Jakub Kicinski , Jesper Dangaard Brouer , John Fastabend , Stanislav Fomichev , Tony Nguyen , Przemek Kitszel , Andrew Lunn , Eric Dumazet , Paolo Abeni , Alexander Lobakin , Richard Cochran , intel-wired-lan@lists.osuosl.org, Aleksandr Loktionov Message-ID: <20260108133159.GH345651@kernel.org> References: <20251223194649.3050648-1-almasrymina@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251223194649.3050648-1-almasrymina@google.com> X-Mailman-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767879125; bh=GUwF1Yg/W4LjgNFNJ59UKOdN4qBNr5ji6szGlMiVl8k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=NlLnLvAAm26tW7Ctjnm5MqUtY9rPp2aVYNTbNQuurD4bq9pBxfY00Bj/GAkOFhp51 yczSV7P+ZVBnrkELUpujSrlPFab4mPu6U2ItYEx/UMLQ4+AY4ZixCoPH4UQ0HZlOdd RVW0OzHhFsBAaEvhbbMKicN1d906C+t3jd5Wrwo92EJqdZuiGkwmmedYufoIbfwSSS fq2hN7WZI7TRSOCl7miC/LH7kx5Wt1k722f/J9ug4g42elVQRKtH/J/o5eyiuleF5L TPiI7kOFppldobk/V88cMgg9bgi1ohXDzRSApU8mARNZ1YC4NjTlhOQwzFGouyXqlH h89oV/6RvmY3w== X-Mailman-Original-Authentication-Results: smtp1.osuosl.org; dmarc=pass (p=quarantine dis=none) header.from=kernel.org X-Mailman-Original-Authentication-Results: smtp1.osuosl.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20201202 header.b=NlLnLvAA Subject: Re: [Intel-wired-lan] [PATCH iwl-next v4] idpf: export RX hardware timestamping information to XDP X-BeenThere: intel-wired-lan@osuosl.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Intel Wired Ethernet Linux Kernel Driver Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-wired-lan-bounces@osuosl.org Sender: "Intel-wired-lan" On Tue, Dec 23, 2025 at 07:46:46PM +0000, Mina Almasry wrote: > From: YiFei Zhu > > The logic is similar to idpf_rx_hwtstamp, but the data is exported > as a BPF kfunc instead of appended to an skb to support grabbing > timestamps in xsk packets. > > A idpf_queue_has(PTP, rxq) condition is added to check the queue > supports PTP similar to idpf_rx_process_skb_fields. > > Tested using an xsk connection and checking xdp timestamps are > retreivable in received packets. > > Cc: intel-wired-lan@lists.osuosl.org > Signed-off-by: YiFei Zhu > Signed-off-by: Mina Almasry > Reviewed-by: Aleksandr Loktionov Reviewed-by: Simon Horman