From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794250202; b=c5uQ5DYsjoh/vcN4eg/2tV7aGjYjcTK83r4QRyhoTxEFd0F9U88eIE/oifzvv0uJDjkg te/S99TDQrJpBP1XK9vgXaVJvmh5PUQQfcjo7+ghNKUnIMKQnkL/xJ1pxzbE8kfkJ7No6 hFaV06OJW+SwUPEo/ViZ2tSgTghUN6S57Z3K+RS4RTgtJ+jMal+vphmm57jQOFRZuLWkC wNi++fJlL067CLJuiaRMFxDSFvF7mVdo3hAeOHEzTw/8ToVEGF9PED8mTHwge6KH2LiZ9 fguKKob0Awt+SZ0VHByZpAgGOrKeY+RhH/1GKH+R4QDHEYANCDHrgGnynog0c+EdQZQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794250202; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: In-Reply-To:References:MIME-Version:Content-Type: Content-Transfer-Encoding; bh=eNp1Wnd7c4jN3oPa7QIZpI0WRmhIRL8VX/H8V1tIkCc=; b=xIVQhLJghfVJmSui4+68xsZQelyHnSt/r7dNgr0OYhvqsiieZ2x+ZYOu0P8UUd2X3F99 hROyl7EwR2+9R0ca1DjYSSosX2ca5qoXUFNlwjch+wKzbTvRr7C41YotIy+FXoPNsswQr Kq3DnmGFJUib4PHH9KgxQA7uV4RI4vvqoft28mgl26+rGDZhq6osPNTfreYr5uRZqCnkx +Tbm7PPYpxqE4esYi2KWawDq1alHgOgin3HsGYAyqRXTzWIL5Wn0oVRLpomckieykTDGc 3l8kwmwk5vU4qANjb2cGnGj36drP82JekWyDCatNJ//nzaTSrgXDZ/hrsXFhAyXOd5Q== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ofj2ioGg; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B3A93606A334; Mon, 9 Nov 2026 18:50:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=ofj2ioGg Received: by smtp.kernel.org (Postfix) with ESMTPSA id 696021F008A1; Mon, 9 Nov 2026 18:50:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1794250201; bh=eNp1Wnd7c4jN3oPa7QIZpI0WRmhIRL8VX/H8V1tIkCc=; h=Date:From:To:Cc:Subject:In-Reply-To:References; b=ofj2ioGgh6SnMMTdAbmtSrXMvkdlQMrjoWzlyBnquYH/PHlS6Xud8JU49Zfk6/cpn ZiY+TtKqwlpRyOlXJ4lEffLdMKX0KTEz+2u6joa5gjS4kjEi+h4tzExCAb0y2ZtPEc l3eNS9EXxO4soY1p3zcovYxD7Qgj8ABe7e6R3jpJ7Flv/ralgOtb+0FHEthonSqa7I etxgWrgaRINs3IuWU2M8D4hqZJxA5hPDMyyZHePLQQjJbqseXwZ5gb5S4Frg9WV4u/ REzp1s9jzpRZipnx4HiNF+Ttbn1BFa1QcpmVOV7PVfah9f6kt3ifNrLCJyMQSsB3zG qhSfs+BcazzQg== Date: Mon, 9 Nov 2026 10:49:59 -0800 From: Jakub Kicinski To: Mina Almasry Cc: Pavel Begunkov , David Wei , Stanislav Fomichev , Taehee Yoo , Paolo Abeni , Kaiyuan Zhang , Bobby Eshleman , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, Andrew Lunn , "David S. Miller" , Eric Dumazet , Jesper Dangaard Brouer , Ilias Apalodimas , Simon Horman , Shuah Khan , Sumit Semwal , Christian =?UTF-8?B?S8O2bmln?= , Dragos Tatulea , Nikolay Aleksandrov , Daniel Borkmann , Tariq Toukan , Kaifeng Wang Subject: Re: [PATCH net v4 3/4] netdevsim: support devmem RX and TX bindings Message-ID: <20261109104959.181a3b35@kernel.org> In-Reply-To: References: <20261015163915.1166043-1-almasrymina@google.com> <20261015163915.1166043-4-almasrymina@google.com> <20261020121858.3b9107c5@kernel.org> <20261021132304.23e0a4e7@kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Sat, 7 Nov 2026 22:21:48 -0800 Mina Almasry wrote: > So I started looking into whether we can improve test and fuzz > coverage with an improved netdevsim. My LLM prototyped full datapath > (with devmem) and offload support in netdevsim so the hardware > selftests and packetdrill run and pass in a plain VM without physical > NICs. I posted the branch at: > > https://github.com/mina/linux/tree/nsim-devmem-rx-tx > > The main problem is the total LLM generated diff to netdevsim: 62 > files changed with 5,525 additions and 672 deletions :( So it's a big > change. Great! Please keep that slop to yourself, tho. Upstream isn't built to host people weekend slop.