Subject: Re: [RFC PATCH 2/2] powerpc/mm/hash64: Map all the kernel mapping in the same 0xc range

From: Nicholas Piggin <[email-masked]>
Date: Tue, 19 Feb 2019 15:58:53 +1000

Aneesh Kumar K.V's on February 17, 2019 3:16 pm:
> This patch maps vmap, IO and vmemap regions in the 0xc address range
> instead of the current 0xd and 0xf range. This brings the mapping closer
> to radix translation mode.

What was the reason for that address layout in the first place?

Thanks,
Nick