Messages in this thread | | | From | Will Deacon <> | Subject | Re: [PATCH] kselftest/arm64: Size sycall-abi buffers for the actual maximum VL | Date | Fri, 11 Aug 2023 12:44:52 +0100 |
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On Thu, 10 Aug 2023 12:39:19 +0100, Mark Brown wrote: > Our ABI opts to provide future proofing by defining a much larger > SVE_VQ_MAX than the architecture actually supports. Since we use > this define to control the size of our vector data buffers this results > in a lot of overhead when we initialise which can be a very noticable > problem in emulation, we fill buffers that are orders of magnitude > larger than we will ever actually use even with virtual platforms that > provide the full range of architecturally supported vector lengths. > > [...]
Applied to arm64 (for-next/selftests), thanks!
[1/1] kselftest/arm64: Size sycall-abi buffers for the actual maximum VL https://git.kernel.org/arm64/c/358b763ee64b
Cheers, -- Will
https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev
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