Re: [PATCH 0/6] arm64/mm: TTBRx_EL1 related changes

[Anshuman Khandual]

On 03/11/25 10:56 AM, Anshuman Khandual wrote:
> This series contains some TTBRx_EL1 related changes, aimed at standardizing
> TTBRx_EL1 register field accesses via tools sysreg format and also explains
> 52 PA specific handling methods via a new macro along with in code comments
> 
> This series applies on v6.18-rc4
> 
> Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
> Cc: Will Deacon <will@xxxxxxxxxx>
> Cc: Ryan Roberts <ryan.roberts@xxxxxxx>
> Cc: Ard Biesheuvel <ardb@xxxxxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> 
> Anshuman Khandual (6):
>   arm64/mm: Directly use TTBRx_EL1_ASID_MASK
>   arm64/mm: Directly use TTBRx_EL1_CnP
>   arm64/mm: Represent TTBR_BADDR_MASK_52 with TTBRx_EL1_BADDR_MASK
>   arm64/mm: Ensure correct 48 bit PA gets into TTBRx_EL1
>   arm64/mm: Describe 52 PA folding into TTBRx_EL1
>   arm64/mm: Describe TTBR1_BADDR_4852_OFFSET
> 
>  arch/arm64/include/asm/asm-uaccess.h   |  2 +-
>  arch/arm64/include/asm/assembler.h     |  3 ++-
>  arch/arm64/include/asm/mmu_context.h   |  2 +-
>  arch/arm64/include/asm/pgtable-hwdef.h | 23 ++++++++++++++++++++---
>  arch/arm64/include/asm/pgtable.h       |  5 +++--
>  arch/arm64/include/asm/uaccess.h       |  6 +++---
>  arch/arm64/kernel/entry.S              |  2 +-
>  arch/arm64/kernel/mte.c                |  4 ++--
>  arch/arm64/mm/context.c                |  8 ++++----
>  arch/arm64/mm/mmu.c                    |  2 +-
>  10 files changed, 38 insertions(+), 19 deletions(-)

Gentle ping. Beside [PATCH 4/6] (which can be dropped as indicated by Mark)
any concerns regarding reset of these changes here ?