[PATCH v2 1/4] arm64/cpufeature: Store elf_hwcaps as an array rather than unsigned long

[Mark Brown]

On Wed, Jun 29, 2022 at 02:55:55PM +0100, Catalin Marinas wrote:
> On Wed, Jun 29, 2022 at 11:01:43AM +0100, Szabolcs Nagy wrote:

> > - start using top bits of AT_HWCAP2 but not of AT_HWCAP.
> >   (this is the least amount of work for now)

> That's a bit more appealing to me in the short term, though we may still
> end up with AT_HWCAP3 at some point. Is anyone still thinking seriously
> about ILP32?

I am thinking it might be worth adding AT_HWCAP3 now even if we go that
route for the time being, simply so the addition has more time to work
it's way through the ecosystem before we actually need it.  It'll make
life a bit easier whenever we do actually get there.
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