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=1793885208; b=SOnnaYLODBYMb+jdSM/5spVGeQcBaSHlYbpsTRhT3Qk796EtK0L6BUivQk+NL2pIaCxT xgxr7vjmE54RkRqTkZnqxbek9WeEk6Ct+xzvzdqkzEdDVnsTpQix7aBckUvieCj1m1e8n ZQjXHWJdbEjsXNoD3D9wNAi+6oFqGinOmqwXqRu6ufHmRaJBKyNdp4S1nBRyC0x3C7WEa b7hmHCHOOVb5ikHDwbTkIQwwqO2FPWG9VajWbpgZGRUp+J0wC9TYeI0PccQ3+GAwIgQ5/ 0nGnY483ykqi+kQiJ4LVMq0/JBtkUL2jEii0fRNdFgDHBSEynyKkGpe5Uw3Lt/ken+g== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793885208; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=K8lbO90vzy6olFUe9lmPis5mVLiZe2cP2PRWjkppNDY=; b=p5Mwm8fNekwgSreZIxQyAXEPjPA7mXxujOJKwaPb+BLTxzVLvV3SoSFlz8C/sfQAvZ2R rcI/0N2VnT9h5YHm6KL2mjRP7pGTYKYW2vzh6oxdl8HMezriEo+udowBV2bxDTDLB8CzB thNCjWbm0yfM3y5SxrOa0UrFKPdXGZ/KLf+8HBg+sjVqlVsAqKZDiXI5dy3ZG4RkQZ9Xs Jn36WmHpkg+skT/G5+yCS/vTbg1shJwLJg+yDlJ3qVqL+kXESffD4lwUb2vwf8YNmmFB8 MzyaBsarIgewwy93Z8Zrs3Vm2AOp5fp3NVoY1GHzElD8j6mi1xW4BMSR+sBRJVYlhNA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=D7ThB9ay; 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 D4802606A31B; Thu, 5 Nov 2026 13:26:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=D7ThB9ay Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0F5541F00919; Thu, 5 Nov 2026 13:26:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1793885207; bh=K8lbO90vzy6olFUe9lmPis5mVLiZe2cP2PRWjkppNDY=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=D7ThB9ayPdl2LJnqoFtsjCmnzSoG5Gqhu7NLtObacUyrY9zpyXDpg38NCbfszRpZL jf2nqznFFI2FxF0X4oRKHOE/93FDRhv7xLdzk4G5QXJOJcrv7OKx+ua/p5q6y4dfKj ZhF+jHvFG9z9rebHSvb89Dvk8lxDUh4Y5Z6k4skc= Date: Thu, 5 Nov 2026 08:26:43 -0500 From: Greg Kroah-Hartman To: Leon Romanovsky Cc: "Rafael J. Wysocki" , Danilo Krummrich , Dmitry Torokhov , Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Jakub Kicinski , Paolo Abeni , Johannes Berg , Jonathan Corbet , Shuah Khan , Randy Dunlap , Bjorn Helgaas , "Joerg Roedel (AMD)" , Suravee Suthikulpanit , Vasant Hegde , Will Deacon , Robin Murphy , David Woodhouse , Lu Baolu , Johan Hovold , Eric Dumazet , Marcel Holtmann , Luiz Augusto von Dentz , Nipun Gupta , Nikhil Agarwal , Pieter Jansen van Vuuren , linux-kernel@vger.kernel.org, driver-core@lists.linux.dev, linux-input@vger.kernel.org, netdev@vger.kernel.org, linux-wireless@vger.kernel.org, linux-usb@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-acpi@vger.kernel.org, linux-doc@vger.kernel.org, linux-pci@vger.kernel.org, iommu@lists.linux.dev, Jason Gunthorpe Subject: Re: [PATCH 17/17] PCI: Replace untrusted state with device trust Message-ID: <2026110557-outshine-surcharge-9ef8@gregkh> References: <20261105-device-trust-core-v1-0-1e536825b4eb@nvidia.com> <20261105-device-trust-core-v1-17-1e536825b4eb@nvidia.com> <2026110526-aerobics-correct-4c06@gregkh> <20261105131856.GA8298@unreal> X-Mailing-List: linux-bluetooth@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-Disposition: inline In-Reply-To: <20261105131856.GA8298@unreal> On Thu, Nov 05, 2026 at 03:18:56PM +0200, Leon Romanovsky wrote: > On Thu, Nov 05, 2026 at 08:12:51AM -0500, Greg Kroah-Hartman wrote: > > On Thu, Nov 05, 2026 at 01:42:30PM +0200, Leon Romanovsky wrote: > > > From: Leon Romanovsky > > > > > > Convert the PCI specific untrusted to use the common device trust > > > level. Adversarial means the same thing untrusted does. > > > > What about for USB? Will that "move" to use this common trust level? > > If not, I don't think it's very "common" :) > > It supposed to work for all buses out-of-the box, at least this is the > intention. Great, did I miss that patch in this series? USB already has a "trust model" so how is that being handled here? Note, I just skimmed this, sorry, am at a conference right now, so odds are I missed something... thanks, greg k-h