On Mon, 29 Aug 2022 17:24:59 +0100, Mark Brown wrote:
> Currently our SVE syscall ABI documentation does not reflect the actual
> implemented ABI, it says that register state not shared with FPSIMD
> becomes undefined on syscall when in reality we always clear it. Since
> changing this would cause a change in the observed kernel behaviour
> there is a substantial desire to avoid taking advantage of the
> documented ABI so instead let's document what we actually do so it's
> clear that it is in reality an ABI.
>
> [...]
Applied to arm64 (for-next/kselftest), thanks!
[1/3] kselftest/arm64: Correct buffer allocation for SVE Z registers
https://git.kernel.org/arm64/c/27f3d9e70fd8
[3/3] kselftest/arm64: Enforce actual ABI for SVE syscalls
https://git.kernel.org/arm64/c/9ccff5080758
--
Catalin
