Re: AMD TLB errata, (Was: [PATCH RFC] mm: add MAP_EXCLUSIVE to create exclusive user mappings)

Peter Zijlstra
2019-11-15T14:31:41Z

On Fri, Nov 15, 2019 at 08:12:52AM -0600, Tom Lendacky wrote:
> I talked with some of the hardware folks and if you maintain the same bits
> in the large and small pages (aside from the large page bit) until the
> flush, then the errata should not occur.

Excellent!

Thanks for digging that out Tom.