On Wed, 25 Nov 2020 17:29:39 +0000, Robin Murphy wrote:
> The only user of tlb_flush_leaf is a particularly hairy corner of the
> Arm short-descriptor code, which wants a synchronous invalidation to
> minimise the races inherent in trying to split a large page mapping.
> This is already far enough into "here be dragons" territory that no
> sensible caller should ever hit it, and thus it really doesn't need
> optimising. Although using tlb_flush_walk there may technically be
> more heavyweight than needed, it does the job and saves everyone else
> having to carry around useless baggage.
Applied to arm64 (for-next/iommu/core), thanks!
[1/1] iommu/io-pgtable: Remove tlb_flush_leaf
https://git.kernel.org/arm64/c/fefe8527a1e0
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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