From: Jonathan Cameron <jic23@kernel.org>
To: Alistair <alistair@alistair23.me>
Cc: alistair23@gmail.com, linux-pci@vger.kernel.org,
Jonathan.Cameron@huawei.com, djbw@kernel.org,
rust-for-linux@vger.kernel.org, lukas@wunner.de,
linux-cxl@vger.kernel.org, bhelgaas@google.com,
akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
gary@garyguo.net, ojeda@kernel.org, benno.lossin@proton.me,
a.hindborg@kernel.org, wilfred.mallawa@wdc.com,
tmgross@umich.edu, boqun.feng@gmail.com,
bjorn3_gh@protonmail.com, alex.gaynor@gmail.com,
aliceryhl@google.com
Subject: Re: [PATCH v3 10/21] PCI/TSM: Rename pf0 to host
Date: Wed, 16 Sep 2026 03:11:43 +0100 [thread overview]
Message-ID: <20260916031143.4fe2ae49@jic23-hlaptop> (raw)
In-Reply-To: <f9b1c0410e622f7ac1e6feacaa3eae98951bcd79.camel@alistair23.me>
On Fri, 11 Sep 2026 15:00:59 +1000
Alistair <alistair@alistair23.me> wrote:
> On Wed, 2026-09-09 at 00:01 +0100, Jonathan Cameron wrote:
> > On Tue, 1 Sep 2026 11:03:36 +1000
> > alistair23@gmail.com wrote:
> >
> > > From: Alistair Francis <alistair.francis@wdc.com>
> > >
> > > Rename pci_tsm_pf0 to pci_tsm_host (and rename variables and
> > > function
> > > names from pf0 to host) as part of converting pci_tsm_host
> > > to be any device that knows how to speak any of CMA, IDE, or
> > > TDISP.
> >
> > I'm not against the change, but I would like at least one example of
> > 'what' other type of device you plan to use this for.
> >
> > vf or something else?
>
> It's based on the reply here: https://lkml.org/lkml/2026/6/18/1741
>
> I don't know PCIe that well, so honestly I'm not sure.
Yeah, that's about both VFs and other physical functions.
Those can exist on both real EPs and RCiEPs.
>
> My use case is a root complex integrated endpoint
Any more info to share on that? Why isn't it attested etc as
part of the host given it's integrated? Or is SPDM a path to
something other than simple attestation here? Fine to do it this
way, just seems like overkill so I'm curious what the application
is.
Jonathan
next prev parent reply other threads:[~2026-09-16 2:11 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-01 1:03 [PATCH v3 00/21] lib: Rust implementation of SPDM alistair23
2026-09-01 1:03 ` [PATCH v3 01/21] rust: transmute: add `cast_slice[_mut]` functions alistair23
2026-09-01 1:03 ` [PATCH v3 02/21] rust: create basic untrusted data API alistair23
2026-09-01 1:03 ` [PATCH v3 03/21] rust: validate: add `Validate` trait alistair23
2026-09-01 1:03 ` [PATCH v3 04/21] X.509: Make certificate parser public alistair23
2026-09-01 1:03 ` [PATCH v3 05/21] X.509: Parse Subject Alternative Name in certificates alistair23
2026-09-01 1:03 ` [PATCH v3 06/21] X.509: Move certificate length retrieval into new helper alistair23
2026-09-01 1:03 ` [PATCH v3 07/21] rust: add bindings for hash.h alistair23
2026-09-01 1:03 ` [PATCH v3 08/21] rust: error: impl From<FromBytesWithNulError> for Kernel Error alistair23
2026-09-01 1:03 ` [PATCH v3 09/21] lib: rspdm: Initial commit of Rust SPDM alistair23
2026-09-08 22:57 ` Jonathan Cameron
2026-09-01 1:03 ` [PATCH v3 10/21] PCI/TSM: Rename pf0 to host alistair23
2026-09-08 23:01 ` Jonathan Cameron
2026-09-11 5:00 ` Alistair
2026-09-16 2:11 ` Jonathan Cameron [this message]
2026-09-01 1:03 ` [PATCH v3 11/21] PCI/TSM: Support connecting to PCIe CMA devices alistair23
2026-09-01 1:03 ` [PATCH v3 12/21] PCI/CMA: Add a PCI TSM CMA driver using SPDM alistair23
2026-09-08 23:21 ` Jonathan Cameron
2026-09-01 1:03 ` [PATCH v3 13/21] PCI/CMA: Validate Subject Alternative Name in certificates alistair23
2026-09-01 1:03 ` [PATCH v3 14/21] lib: rspdm: Support SPDM get_version alistair23
2026-09-08 23:40 ` Jonathan Cameron
2026-09-01 1:03 ` [PATCH v3 15/21] lib: rspdm: Support SPDM get_capabilities alistair23
2026-09-08 23:47 ` Jonathan Cameron
2026-09-01 1:03 ` [PATCH v3 16/21] lib: rspdm: Support SPDM negotiate_algorithms alistair23
2026-09-04 5:01 ` Aksh Garg
2026-09-09 0:17 ` Jonathan Cameron
2026-09-11 4:53 ` Alistair
2026-09-01 1:03 ` [PATCH v3 17/21] lib: rspdm: Support SPDM get_digests alistair23
2026-09-09 0:31 ` Jonathan Cameron
2026-09-01 1:03 ` [PATCH v3 18/21] lib: rspdm: Support SPDM get_certificate alistair23
2026-09-01 1:03 ` [PATCH v3 19/21] lib: rspdm: Support SPDM certificate validation alistair23
2026-09-09 0:46 ` Jonathan Cameron
2026-09-01 1:03 ` [PATCH v3 20/21] rust: allow extracting the buffer from a CString alistair23
2026-09-01 1:03 ` [PATCH v3 21/21] lib: rspdm: Support SPDM challenge alistair23
2026-09-09 1:37 ` Jonathan Cameron
2026-09-11 3:46 ` Alistair
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