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    SubjectRe: [PATCH 1/3] x86/quirks: Scan all busses for early PCI quirks
    On Mon, Nov 16, 2020 at 6:45 PM Eric W. Biederman <ebiederm@xmission.com> wrote:
    > The way to do that would be to collect the set of pci devices when the
    > kexec on panic kernel is loaded, not during crash_kexec. If someone
    > performs a device hotplug they would need to reload the kexec on panic
    > kernel.
    >
    > I am not necessarily endorsing that just pointing out how it can be
    > done.
    >
    > Eric

    Thanks Eric, I agree! I think if we use something like PKRAM (a more
    dynamic approach) we could have the PCI hotplug path updating the data
    to-be-passed to the crash kernel, so the crash kernel doesn't even
    need to be loaded again.

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