From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 01A362EB846; Fri, 7 Nov 2025 00:47:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762476431; cv=none; b=K71iQdZjYjS1nhvIRKkJe4HG5/9LgqTuq8OgROl09WPwVdlq9AS6lYS8wIVD90Wbj6Y/b2hsgC1w3tVCLNHerlEmX5ilKtvNEmtebqwNZeQ17i8OQpz20wscAd6dO3pqSPMXYQtJ6SbnjGNKtCXdNHrcdSls+RVFkg1wKrLyoIg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762476431; c=relaxed/simple; bh=2Sv5tj7Zi23wG7VRNqpLdbbZouQLzxRGxKJ2OpfMsIc=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ry4J+ffYDrDJl9cdHMalLeuFR7asK8HZh0/bxU/WNH1I2wNxKnphg+AGz4eXB1hKGvetRaPHcWdyCw9q8r2EiS64Fv3H60g4hY0twro4216aIvxOgw4j1LQrcmKqakokcoPcoZOLs9r/er2q7JfE9KtPRKqevsqXdAbeTiNeWDQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=LeDfNrlZ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="LeDfNrlZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id A4E6CC4CEFB; Fri, 7 Nov 2025 00:47:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762476430; bh=2Sv5tj7Zi23wG7VRNqpLdbbZouQLzxRGxKJ2OpfMsIc=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=LeDfNrlZ7RiFWX/T+qP/DLjFldwFEfdM3sREdKkRzVTj3NxBobzZmqQFWIGR1HqPt tkqLKFAmXcEDdtprYKy2ybgi1AmnPk6mjqheqioYANcI9xfSM/hm42joiE2M/QRLYR k0NPRfNgSRaTIaZRdXE6enqgpxGTyLdj1UBxBTeOvKksreTaEUrs9q3m09wAqNCN2C vluTRx3Fn97/OPBs9cKfb5LXh0J4+R7ycKzd9IBdYU6TiWlsYjOUWZZgNvpPkWlRSE x+FKLOk1/qnTCmL2Q0yAuP1++pIYazwF9bzEn1i1cB0CZxnkZRUWc8KqoJVZbgleCC 9HoMj6BTMe/+A== Date: Thu, 6 Nov 2025 16:47:08 -0800 From: Jakub Kicinski To: Daniel Borkmann Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, davem@davemloft.net, razor@blackwall.org, pabeni@redhat.com, willemb@google.com, sdf@fomichev.me, john.fastabend@gmail.com, martin.lau@kernel.org, jordan@jrife.io, maciej.fijalkowski@intel.com, magnus.karlsson@intel.com, dw@davidwei.uk, toke@redhat.com, yangzhenze@bytedance.com, wangdongdong.6@bytedance.com Subject: Re: [PATCH net-next v4 00/14] netkit: Support for io_uring zero-copy and AF_XDP Message-ID: <20251106164708.29fb47e1@kernel.org> In-Reply-To: <20251031212103.310683-1-daniel@iogearbox.net> References: <20251031212103.310683-1-daniel@iogearbox.net> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Fri, 31 Oct 2025 22:20:49 +0100 Daniel Borkmann wrote: > Containers use virtual netdevs to route traffic from a physical netdev > in the host namespace. They do not have access to the physical netdev > in the host and thus can't use memory providers or AF_XDP that require > reconfiguring/restarting queues in the physical netdev. I'm gonna pick out the unrelated patches, don't celebrate just yet.. :)