[PATCH v7 7/7] kselftest/arm64: Add HWCAP test for FEAT_{LS64, LS64_V}

Arnd Bergmann arnd at arndb.de
Fri Nov 7 01:21:18 PST 2025


On Fri, Nov 7, 2025, at 08:21, Zhou Wang wrote:
> From: Yicong Yang <yangyicong at hisilicon.com>
>
> Add tests for FEAT_{LS64, LS64_V}. Issue related instructions
> if feature presents, no SIGILL should be received. When such
> instructions operate on Device memory or non-cacheable memory,
> we may received a SIGBUS during the test (w/o FEAT_LS64WB).
> Just ignore it since we only tested whether the instruction
> itself can be issued as expected on platforms declaring the
> support of such features.
>
> Signed-off-by: Yicong Yang <yangyicong at hisilicon.com>
> Signed-off-by: Zhou Wang <wangzhou1 at hisilicon.com>

Thanks for the changes,

Acked-by: Arnd Bergmann <arnd at arndb.de>



More information about the linux-arm-kernel mailing list