From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 AAB82393DC8; Thu, 3 Sep 2026 05:59:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788415160; cv=none; b=SPIPkqQWlVAatBJm4YrVLwkWhKfVHjg3lXDH7Ojbo+PZZXlQWv29+cVzUAl0iJm3XiXoOoq0BVOxht6c7K0BxcQKVqTqsu2vPW2kqgGWiC0swhZK+oRRv0YEgKn9zDYB7rQ5LblsPiFxrZtb2+n4EmzVBMvw8EOEJMV2hK1hDro= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788415160; c=relaxed/simple; bh=BqY7EpA/2zO+um0W7g4AtC0Mwe1AhFXongtHJmVYN9M=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=TVsYanId6sq1uGdaEcQfJ1fkFpZQt+8JLrRhNgJTx+beiTH0RmyLhahE+XhHeWrz/k1uY5uyrbsfj6YRQF/S7VpZn3ZAAYO1Fyq9AYznBkCBKel/jcVJ6nHi4uSzW3IWz1JRs2kDyXat1XheHxsnEGhPF0ktMMtLA0mib4sTwhM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CLqlbf4g; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CLqlbf4g" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 45D811F000E9; Thu, 3 Sep 2026 05:59:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788415158; bh=GokYarLn2do1OOdi3YtEFsV3SbdTFKOFfI6VuO3FkaQ=; h=From:To:Cc:Subject:In-Reply-To:References:Date; b=CLqlbf4gc1V7KqQLo6NWAGVg4DDHyF4AAeQYjUOxAJvZJJkUSAJJWe/qwB7pSqHXu syLNrM+YtPTVr0PYb7EdPpAQljIUOSHfA1YBXFU1P1rYDe8VZqzTg1lty93JsJXLd3 k9jcZvQqXi3pHDIQn6RY8FOjjjx4cRkzp43rzoWT3NfuEPmI2D+ayt+X6ZtP6VUh6e dWQNtjqX+KTyOhXCYH8fln3KtNp/HiKGEx6ioX8HT6/6qkSAZIioIqvfM2w1/W2SXO Qn5xeCGeMzbMc1tjPyRpeUR0pCcZBbU7WY0DBqW9L7r8DNzyYajsF8x2vNEZ0qbVMQ tLkhygfGuBi3w== X-Mailer: emacs 31.1 (via feedmail 11-beta-1 I) From: Aneesh Kumar K.V To: Jason Gunthorpe , Alexey Kardashevskiy Cc: Xu Yilun , ankita@nvidia.com, linux-coco@lists.linux.dev, linux-pci@vger.kernel.org, driver-core@lists.linux.dev, Aaron Tomlin , Alistair Francis , Arnd Bergmann , Bjorn Helgaas , Daniel Gomez , Danilo Krummrich , Dexuan Cui , Donald Hunter , Greg Kroah-Hartman , Jakub Kicinski , Luis Chamberlain , Lukas Wunner , Petr Pavlu , "Rafael J. Wysocki" , Robin Murphy , Sami Tolvanen , Samuel Ortiz , Saravana Kannan , Will Deacon , "Fontenot, Nathan" , rick.p.edgecombe@intel.com, yilun.xu@intel.com, Jiri Pirko , Leon Romanovsky Subject: Re: [PATCH 00/15] Device Evidence and Trust for PCI Security Protocol (TDISP) In-Reply-To: <20260902150125.GD2890729@ziepe.ca> References: <20260705220819.2472765-1-djbw@kernel.org> <4c43da3e-c598-48cf-8491-cb958e574c9c@amd.com> <20260805005533.GB28508@ziepe.ca> <2e721509-0aee-47ee-b17a-688876e02f74@amd.com> <20260902150125.GD2890729@ziepe.ca> Date: Thu, 03 Sep 2026 11:29:04 +0530 Message-ID: Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Jason Gunthorpe writes: > On Wed, Sep 02, 2026 at 12:20:51PM +1000, Alexey Kardashevskiy wrote: >> On 2/9/26 12:12, Xu Yilun wrote: >> > On Tue, Aug 04, 2026 at 09:55:33PM -0300, Jason Gunthorpe wrote: >> > > On Tue, Aug 04, 2026 at 09:48:30AM +0800, Xu Yilun wrote: >> > >=20 >> > > > Glad to see you all here to make progress! Intel can also help on = this. >> > > > Can we have a meeting to discuss on these topics? As Alexey mentio= ned, >> > > > previously we had a bi-weekly call, perhaps use that for our first >> > > > meeting? Or what time works best for everyone? >> > >=20 >> > > I prefer we defer such community discussions till September, that >> > > seems appropriate given some dates I've seen. >> >=20 >> > Hi Ankit & Jason, >> >=20 >> > Do we have a plan to schedule a meeting to discuss next steps? >> >=20 >> > If so, we can figure out a specific time on the Discord channel. >> > https://discord.gg/KKqC438c > >> So I've been trying to find a time slot. Say, keep it on Thursdays >> (USA) (kinda short notice), bi-weekly, we can do: > > I've asked several people in Europe to help on parts of this series, > and combined with China/Aus someone is going to end up left out. > > I know people are anxious about their projects. In the short term I > will volunteer to send patches (ie bug fixes!) to Linus in the CC area > Dan was responsible for. Please email me if something needs some > attention and we can figure it out. > > To fully move forward we need to establish a new TSM maintainer > team. In my past experience a consensus has emerged off list, I > suggest we try that here as well. Several people should be > recruited. I will also volunteer to help train and launch a new team. > > I can say that several people from NVIDIA are working on the ideas in > this patch series. Ankit is setting up a team to focus on upstream > patches for all of CC inside NVIDIA. I've asked Jiri Pirko to work on > the PCI evidence uAPI based on his deep netlink experience, and Leon > Romanovsky to work on the binding problem/adversarial/trust level > driver core idea. They will share their approaches for solving these > problems as seperate proposals. > I can also help with the device trust and iommufd interfaces, as well as the CCA DA pieces. We need to find someone to take on dma-buf, as that is one area we have not yet integrated with the full TDISP flow. > >> Scenario A: >> Seattle (PDT, UTC-7) 07:00 =E2=80=93 08:00 Day 1 >> Atlantic Time (ADT, UTC-3) 11:00 =E2=80=93 12:00 Day 1 >> Berlin (CEST, UTC+2) 16:00 =E2=80=93 17:00 Day 1 >> India (IST, UTC+5:30) 19:30 =E2=80=93 20:30 Day 1 >> China (CST, UTC+8) 22:00 =E2=80=93 23:00 Day 1 >> Sydney (AEST, UTC+10) 00:00 =E2=80=93 01:00 Day 2 (I can do it once in = 2 weeks) > > This is the only time Europe could reasonably participate in, > obviously it is not OK for China and Aus. > I'm based in India, and all the proposed times work for me. Who is based in Europe? Jason -> Canada ? Yilun -> China Alexey -> Australia Ankit Agarwal -> US ? Aneesh -> India > >> Please, comment. I find these calls pretty productive syncups. So >> far we were not having Europe in these calls. > > Calls are undoutably useful! > >> Alternatively, wait until the LPC in a month but I suspect not >> everybody is going to be there. >=20=20 > LPC is not that far away, I think we should have a goal of having a > consensus for or at LPC > > Regards, > Jason -aneesh