Re: [PATCH RFC v2 18/27] arm64: mte: Reserve tag block for the zero page

David Hildenbrand
2023-11-28T17:07:29Z

On 19.11.23 17:57, Alexandru Elisei wrote:
> On arm64, the zero page receives special treatment by having the tagged
> flag set on MTE initialization, not when the page is mapped in a process
> address space. Reserve the corresponding tag block when tag storage
> management is being activated.

Out of curiosity: why does the shared zeropage require tagged storage?
What about the huge zeropage?

--
Cheers,

David / dhildenb