[PATCH] kselftest/arm64: Skip non-power of 2 SVE vector lengths in fp-stress

Catalin Marinas catalin.marinas at arm.com
Thu Jan 12 09:49:02 PST 2023


On Tue, 27 Dec 2022 13:07:45 +0000, Mark Brown wrote:
> As documented in issue C215 in the known issues list for DDI0487I.a [1] Arm
> will be making a retroactive change to SVE to remove the possibility of
> selecting non power of two vector lengths. This has no impact on existing
> physical implementations but most virtual implementations have implemented
> the full range of permissible vector lengths. Given how demanding fp-stress
> is for these implementations update to only attempt to enumerate the power
> of two vector lengths, reducing the load created on existing virtual
> implementations and only exercising the functionality that will be seen in
> physical implementations.
> 
> [...]

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

[1/1] kselftest/arm64: Skip non-power of 2 SVE vector lengths in fp-stress
      https://git.kernel.org/arm64/c/67f49869106f

-- 
Catalin




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