[PATCH] arm64/fpsimd: Avoid erroneous elide of user state reload
Will Deacon
will at kernel.org
Wed May 22 05:04:12 PDT 2024
On Wed, 22 May 2024 11:13:36 +0200, Ard Biesheuvel wrote:
> TIF_FOREIGN_FPSTATE is a 'convenience' flag that should reflect whether
> the current CPU holds the most recent user mode FP/SIMD state of the
> current task. It combines two conditions:
> - whether the current CPU's FP/SIMD state belongs to the task;
> - whether that state is the most recent associated with the task (as a
> task may have executed on other CPUs as well).
>
> [...]
Applied to arm64 (for-next/core), thanks!
[1/1] arm64/fpsimd: Avoid erroneous elide of user state reload
https://git.kernel.org/arm64/c/e92bee9f861b
Cheers,
--
Will
https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev
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