On 15/10/2020 13:37, boris.ostrov...@oracle.com wrote: > On 10/14/20 1:53 PM, Jason Andryuk wrote: >> +config XEN_512GB >> + bool "Limit Xen pv-domain memory to 512GB" >> + depends on XEN_PV && X86_64 > > Why is X86_64 needed here?
>512G support was implemented using a direct-mapped P2M, and is rather beyond the virtual address capabilities of 32bit. ~Andrew