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 646E1155A25; Tue, 9 Jul 2024 12:25:52 +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=1720527952; cv=none; b=f8mA3Z3q4zMFvrFZz/AjPCQIgpleoxr6FumAx1vZEeZmg7q/zg50I513N/jGgioUgt8TKZ/X6XY9jh+Tr+R44oP9ghCSnEvfhmaK4d5kmVA6QrGAjlBgBzyJOWoVThfwCrD+vSIwLXltz3GPMOnaMf+zzqnSULKz0ADwIVjDH7s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720527952; c=relaxed/simple; bh=DatjDqG5Bk0Z1300jfUHWZg7b/3EBpsvE2GpZUeXZls=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=iwm43MsxTEIMT5MAuZ+IQ71H7sBCxq3nFeBdVKzhsnABAAJS8vnPNnxAUQP2D08M84hmNr0V0rySBRZCns8F7Gfvns/PX3BzrMIOIa6ynM//j1WQFxvqnsPQRFyG9deNzBKyCduwRZjiuJNmk3zrxNEOCWlzahi36Y4wIrqh2tE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=iwOWAzAQ; 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="iwOWAzAQ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63937C3277B; Tue, 9 Jul 2024 12:25:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720527951; bh=DatjDqG5Bk0Z1300jfUHWZg7b/3EBpsvE2GpZUeXZls=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=iwOWAzAQWvNvavXSbuYiEY1UtzvsZ0fx9TZki9+x50QgVsNW6ZcUKQkQIVpshNOJv Nul7L74kt9+aiEplAvfamGaV7I83Y9ADW9oy5fvwz/SYby78zxa20X7cNCsSrlQjjW l29UZ/sJl4ZDPBt6DuIjRBf6A41tZ4N+8kSU68KG6GafNMMj57BSc0LYwFJNINn1b/ QO5gVOod55bdI0qV6n3p1UVP+ECa4yEdTHsRlcB3Y8PHL7QhcACdeFRvLX+3IVsUEe ERqyUpu2MYR6Yp2P5K+LrJSmY04+SCPhlKyMRwG05z0wOqUeMn3T9mJ0htCXkWWXbB MQK63QSv2iAKQ== Date: Tue, 9 Jul 2024 15:25:47 +0300 From: Leon Romanovsky To: Greg KH Cc: Dan Williams , ksummit@lists.linux.dev, linux-cxl@vger.kernel.org, linux-rdma@vger.kernel.org, netdev@vger.kernel.org, jgg@nvidia.com Subject: Re: [MAINTAINERS SUMMIT] Device Passthrough Considered Harmful? Message-ID: <20240709122547.GC6668@unreal> References: <668c67a324609_ed99294c0@dwillia2-xfh.jf.intel.com.notmuch> <2024070910-rumbling-unrigged-97ba@gregkh> Precedence: bulk X-Mailing-List: ksummit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2024070910-rumbling-unrigged-97ba@gregkh> On Tue, Jul 09, 2024 at 12:01:06PM +0200, Greg KH wrote: > On Mon, Jul 08, 2024 at 03:26:43PM -0700, Dan Williams wrote: <...> > > It sets common expectations for > > device designers, distribution maintainers, and kernel developers. It is > > complimentary to the Linux-command path for operations that need deeper > > kernel coordination. > > Yes, it's a good start, BUT by circumventing the network control plane, > the network driver maintainers rightfully are worried about this as > their review comments seem to be ignored here. The rest of us > maintainers can't ignore that objection, sorry. Can you please point to the TECHNICAL review comments that were presented and later ignored? I don't see any, but I and probably Jonathan who posted in-depth articles in LWN might have missed them. Thanks