[PATCH v11 40/40] kselftest/arm64: Add SME support to syscall ABI test

Catalin Marinas catalin.marinas at arm.com
Wed Feb 23 07:49:34 PST 2022


On Mon, Feb 07, 2022 at 03:21:09PM +0000, Mark Brown wrote:
> For every possible combination of SVE and SME vector length verify that for
> each possible value of SVCR after a syscall we leave streaming mode and ZA
> is preserved. We don't need to take account of any streaming/non streaming
> SVE vector length changes in the assembler code since the store instructions
> will handle the vector length for us. We log if the system supports FA64 and
> only try to set FFR in streaming mode if it does.
> 
> Signed-off-by: Mark Brown <broonie at kernel.org>

Acked-by: Catalin Marinas <catalin.marinas at arm.com>



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