On Tue, Oct 27, 2020 at 08:05:43AM +0100, Sherry Sun wrote: > Can you help test the patch about removing the codes of reassign used > ring, and comment on the impact for Intel MIC platform? Thanks for > any help.
I don't have access to MIC hardware myself, either. But this patch is quite certainly going to break it since guests using a kernel without the patch will not work with hosts with a kernel with the patch.