From: sashiko-bot@kernel.org
To: "Logan Odell" <loganodell@google.com>
Cc: linux-pci@vger.kernel.org
Subject: Re: [PATCH] PCI/IOV: Make VF config reads match PCIe 7.0 spec
Date: Thu, 10 Sep 2026 17:50:29 +0000 [thread overview]
Message-ID: <20260910175029.B9C8D1F000FF@smtp.kernel.org> (raw)
In-Reply-To: <20260910173648.1304517-1-loganodell@google.com>
> The revision and subsystem ID of the VFs for a given PF do not all have
> to match per 7.5.1.1.5 and 7.5.1.2.3[1]. Read these values from the
> config space instead of using cached values from VF0. Class codes and
> subsystem vendor IDs do need to match per 7.5.1.1.6 and 7.5.1.2.3. Use
> the PF's value instead of reading from the VF config space. Per
> 7.5.1.1.9, the header type for a VF should be 0, so hardcode that
> assignment.
>
> [1] https://members.pcisig.com/wg/PCI-SIG/document/previewpdf/22464
>
> Fixes: cf0921bea66c ("PCI/IOV: Use VF0 cached config registers for other VFs")
> Signed-off-by: Logan Odell <loganodell@google.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20260910173648.1304517-1-loganodell@google.com?part=1
prev parent reply other threads:[~2026-09-10 17:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-10 17:36 [PATCH] PCI/IOV: Make VF config reads match PCIe 7.0 spec Logan Odell
2026-09-10 17:50 ` sashiko-bot [this message]
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