From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 07F2D33986 for ; Sun, 28 Jul 2024 11:18:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722165535; cv=none; b=E+Mz39siAVh5yhhpPk6ZndOAgkfERvR7zCXj75w4MpGLB7nkJE4HKmlz43OTwV/QJ0E+fv95uD5uf88D28UOEKZu9XDDL6W1f9VxkYj0UsdO6V+vCdbDtYV+4ad3q1aB9pWu4g1SrzyR5kYIWH9WnK2Nf2dhREzRWbBx41a71c0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722165535; c=relaxed/simple; bh=T663exKYveMqk6rqHd1mdTsDA7s1HK5JOAmMCg4oWvo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QvPGIUNJAbnzRgRg3Z40Aj5zjILs9bgtdoNwAwAWu4DySA31F3RO6CIWy0E+fLJ9/kwJcaKlQYss/TjF9qkf9meeXLIGFvZbux8VUH87wYqA7r+COhBi+dHM27IcAw43auN/sEQfS9gVt6ZkR8FUG/WzcbdEtXvT+L7jab7c1GM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=vmZOIyAw; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="vmZOIyAw" Received: from pendragon.ideasonboard.com (81-175-209-231.bb.dnainternet.fi [81.175.209.231]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id A0AA963F; Sun, 28 Jul 2024 13:18:00 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1722165480; bh=T663exKYveMqk6rqHd1mdTsDA7s1HK5JOAmMCg4oWvo=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=vmZOIyAwBz185AAZMyCDcCmbwiIOXHBY+y/Ws+nI2bj/nSDWzAwoxvNu713sdPeOE uO2PNrKlB4+oJkKXEIhF65u9gPcmic/ACzSmGt/SyJm3LCP6GLuwNp7JA+MynLOltO G1bjoCWPPF0IyoO1U9UKYbzEbsfJ0Q3gPtREqMG4= Date: Sun, 28 Jul 2024 14:18:26 +0300 From: Laurent Pinchart To: Dan Williams Cc: 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: <20240728111826.GA30973@pendragon.ideasonboard.com> References: <668c67a324609_ed99294c0@dwillia2-xfh.jf.intel.com.notmuch> <20240726142731.GG28621@pendragon.ideasonboard.com> <66a43c48cb6cc_200582942d@dwillia2-mobl3.amr.corp.intel.com.notmuch> Precedence: bulk X-Mailing-List: ksummit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <66a43c48cb6cc_200582942d@dwillia2-mobl3.amr.corp.intel.com.notmuch> Hi Dan, On Fri, Jul 26, 2024 at 05:16:08PM -0700, Dan Williams wrote: > Laurent Pinchart wrote: > > I know this is a topic proposed for the maintainers summit, but given > > the number of people who seem to have an opinion and be interested in > > dicussing it, would a session at LPC be a better candidate ? I don't > > expect the maintainer summit to invite all relevant experts from all > > subsystems, that would likely overflow the room. > > > > The downside of an LPC session is that it could easily turn into a > > heated stage fight, and there are probably also quite a few arguments > > that can't really be made in the open :-S > > A separate LPC session for a subsystem or set of subsystems to explore > local passthrough policy makes sense, but that is not the primary > motivation for also requesting a Maintainer Summit topic slot. The > primary motivation is discussing the provenance and navigation of > cross-subsystem NAKs especially in an environment where the lines > between net, mem, and storage are increasingly blurry at the device > level. Would there be enough space at the maintainers' summit for all the relevant people to join the discussion ? -- Regards, Laurent Pinchart