Re: [PATCH v2 1/1] PCI: Prevent shrinking bridge window from its required size

Bjorn Helgaas
2026-02-20T15:01:22Z

On Fri, Feb 20, 2026 at 01:32:43PM +0200, Ilpo Järvinen wrote:
> On Thu, 19 Feb 2026, Bjorn Helgaas wrote:
> ...

> > These both date back to v5.10 (Dec 2020), but Steve's report below is
> > only from Aug 2025, so I'm sort of assuming this is v7.1 material?
>
> It's an old problem yes and impacts limited set of configurations
> (a device with big BARs attached to TB).
>
> v7.1 is okay for me, this could cause some not immediately obvious problem
> in some other case so it gives more time for us to hear about them
> (hopefully).
>
> > If we want it for v7.0, I'm going to need a CliffsNotes summary of the
> > commit log to justify it :)
>
> Even if it's not going to be needed in this cases, what's "CliffsNotes
> summary" ??

Slang for a short summary :) I.e., a sentence or two to motivate a
pull request. Big BARs attached via Thunderbolt sounds like an
important piece; e.g., maybe this helps fix Thunderbolt docks with
GPUs in them?