[PATCH v5 0/2] arm64: apply G-to-nG conversion for KPTI with MMU enabled

Will Deacon will at kernel.org
Thu Jun 23 12:31:33 PDT 2022


On Thu, 9 Jun 2022 19:43:18 +0200, Ard Biesheuvel wrote:
> Rationale for the series is in patch #2.
> 
> Changes since v4:
> - fix two bugs in patch #2
> 
> Changes since v3 [0]:
> - fix issue pointed out by Mark in patch #1, and add his Rb/Tb;
> - move shared flag back into the ID map, as this allows us to revert to
>   the existing synchronization scheme, and drastically simplify the
>   patch - we can move the flag into a separate page later, if needed;
> - use symbol alias to access __create_pgd_mapping() so we are not forced
>   to expose it in general.
> 
> [...]

Applied to arm64 (for-next/kpti), thanks!

[1/2] arm64: kpti-ng: simplify page table traversal logic
      https://git.kernel.org/arm64/c/c7eff738cf45
[2/2] arm64: mm: install KPTI nG mappings with MMU enabled
      https://git.kernel.org/arm64/c/47546a1912fc

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev



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