Re: [RFC V2 04/10] arm64/mm: Add FEAT_LPA2 specific ID_AA64MMFR0.TGRAN[2]
From: Catalin Marinas
Date: Thu Aug 05 2021 - 13:06:47 EST
On Mon, Jul 26, 2021 at 12:07:19PM +0530, Anshuman Khandual wrote:
> PAGE_SIZE support is tested against possible minimum and maximum values for
> its respective ID_AA64MMFR0.TGRAN field, depending on whether it is signed
> or unsigned. But then FEAT_LPA2 implementation needs to be validated for 4K
> and 16K page sizes via feature specific ID_AA64MMFR0.TGRAN values. Hence it
> adds FEAT_LPA2 specific ID_AA64MMFR0.TGRAN[2] values per ARM ARM (0487G.A).
>
> Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>