On Mon, Nov 16, 2020 at 6:45 PM Eric W. Biederman <ebiederm@xxxxxxxxxxxx> 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.
