| Date | Fri, 12 May 2023 13:02:57 +0900 | From | Mark Brown <> | Subject | Re: [PATCH v2 11/11] kselftest/arm64: add MOPS to hwcap test |
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On Tue, May 09, 2023 at 03:22:35PM +0100, Kristina Martsenko wrote: > Add the MOPS hwcap to the hwcap kselftest and check that a SIGILL is not > generated when the feature is detected. A SIGILL is reliable when the > feature is not detected as SCTLR_EL1.MSCEn won't have been set.
Reviewed-by: Mark Brown <broonie@kernel.org>
> + /* CPYP [x0]!, [x1]!, x2! */ > + asm volatile(".inst 0x1d010440" > + : "+r" (dstp), "+r" (srcp), "+r" (size) > + : > + : "cc", "memory");
Verified against DDI0602 2023-03. [unhandled content-type:application/pgp-signature] |