Re: [PATCH 0/3] Drop unused MAX_PHYSADDR_BITS

[Dave Hansen]

On 7/23/20 4:15 PM, Arvind Sankar wrote:
> This #define is not used anywhere, and has the wrong value on x86_64.

Yeah, it certainly is unused.

> I tried digging into the history a bit, but it seems to have been unused
> even in the initial merge of sparsemem in v2.6.13, when it was first
> defined.

Yep, I don't even remember why we thought we needed it back then.  Feel
free to add my ack on these, or at least the x86 one.