Subject: Re: powerpc: add PPC_FEATURE userspace bits for SCV and DARN instructions

From: Michael Ellerman <[email-masked]>
Date: Thu, 25 May 2017 23:22:30 +1000 (AEST)

On Sat, 2017-05-20 at 04:29:49 UTC, Nicholas Piggin wrote:
> Providing "scv" support to userspace requires kernel support, so it
> must be advertised as independently to the base ISA 3 instruction set.
> 
> The darn instruction relies on firmware enablement, so it has been
> decided to split this out from the core ISA 3 feature as well.
> 
> Signed-off-by: Nicholas Piggin <[email-masked]>
> Acked-by: Benjamin Herrenschmidt <[email-masked]>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/a4700a26107241cc7b9ac8528b2c67

cheers