On Wed, 14 Feb 2024 16:34:06 -0600, Peter Bergner wrote:
> Changes from v1:
> - Add Acked-by lines.
>
> The powerpc toolchain keeps a copy of the HWCAP bit masks in our TCB for fast
> access by the __builtin_cpu_supports built-in function. The TCB space for
> the HWCAP entries - which are created in pairs - is an ABI extension, so
> waiting to create the space for HWCAP3 and HWCAP4 until we need them is
> problematical. Define AT_HWCAP3 and AT_HWCAP4 in the generic uapi header
> so they can be used in glibc to reserve space in the powerpc TCB for their
> future use.
>
> [...]
Applied to powerpc/next.
[1/1] uapi/auxvec: Define AT_HWCAP3 and AT_HWCAP4 aux vector, entries
https://git.kernel.org/powerpc/c/3281366a8e79a512956382885091565db1036b64
cheers
