[PATCH v3 0/3] arm64: Drop support for VPIPT i-cache policy

Will Deacon will at kernel.org
Tue Dec 5 07:16:34 PST 2023


On Mon, 4 Dec 2023 14:36:03 +0000, Marc Zyngier wrote:
> ARMv8.2 introduced support for VPIPT i-caches, the V standing for
> VMID-tagged. Although this looked like a reasonable idea, no
> implementation has ever made it into the wild.
> 
> Linux has supported this for over 6 years (amusingly, just as the
> architecture was dropping support for AIVIVT i-caches), but we had no
> way to even test it, and it is likely that this code was just
> bit-rotting.
> 
> [...]

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

[1/3] KVM: arm64: Remove VPIPT I-cache handling
      https://git.kernel.org/arm64/c/ced242ba9d7c
[2/3] arm64: Kill detection of VPIPT i-cache policy
      https://git.kernel.org/arm64/c/d8e12a0d3715
[3/3] arm64: Rename reserved values for CTR_EL0.L1Ip
      https://git.kernel.org/arm64/c/f35c32ca6839

Cheers,
-- 
Will

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



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