On 11.09.2019 03:15, Igor Druzhinin wrote: > Another thing that I implied by "not supporting" but want to explicitly > call out is that currently Xen will refuse reserving any MCFG area > unless it actually existed in MCFG table at boot. I don't clearly > understand reasoning behind it but it might be worth relaxing at least > size matching restriction on Xen side now with this change.
I guess it's because no-one had a system were it would be needed, and hence could be tested. Jan