[PATCH v4 1/2] arm64: mte: make the per-task SCTLR_EL1 field usable elsewhere

Catalin Marinas catalin.marinas@arm.com
Fri Nov 27 19:13:43 GMT 2020


On Thu, 19 Nov 2020 19:29:46 -0800, Peter Collingbourne wrote:
> In an upcoming change we are going to introduce per-task SCTLR_EL1
> bits for PAC. Move the existing per-task SCTLR_EL1 field out of the
> MTE-specific code so that we will be able to use it from both the
> PAC and MTE code paths and make the task switching code more efficient.

Applied to arm64 (for-next/pac-keys-ctrl), thanks!

[1/2] arm64: mte: make the per-task SCTLR_EL1 field usable elsewhere
      https://git.kernel.org/arm64/c/e710c29e0177
[2/2] arm64: Introduce prctl(PR_PAC_{SET,GET}_ENABLED_KEYS)
      https://git.kernel.org/arm64/c/284c64e9eba3

If Dave has any other comments next week, we can apply them on top.

-- 
Catalin



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