Re: [PATCH v5 4/4] x86/mm/KASLR: Adjust the padding size for the direct mapping.

From: Borislav Petkov
Date: Sat Dec 14 2019 - 02:15:39 EST

On Sat, Dec 14, 2019 at 11:33:48AM +0800, Baoquan He wrote:
> So in kernel there's no way to check if memory hotplug is supported in
> system.

Which makes it even worse. We will carry this bunch of code which would
be dead code on most systems. Do you understand now why I'm pushing back
on this to be designed as clean and as lean as possible?