[PATCH v2 3/4] arm64: fpsimd: Implement lazy restore for kernel mode FPSIMD

[Mark Brown]

On Thu, Nov 23, 2023 at 06:44:37PM +0100, Ard Biesheuvel wrote:
> From: Ard Biesheuvel <ardb at kernel.org>
> 
> Now that kernel mode FPSIMD state is context switched along with other
> task state, we can enable the existing logic that keeps track of which
> task's FPSIMD state the CPU is holding in its registers. If it is the
> context of the task that we are switching to, we can elide the reload of
> the FPSIMD state from memory.

Thanks for doing this:

Reviewed-by: Mark Brown <broonie at kernel.org>
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