On Tue, Apr 07, 2020 at 08:44:47PM -0700, Richard Henderson wrote: > On 4/7/20 7:10 PM, David Gibson wrote: > >> Should we in fact disable ppc64abi32? > >> I can't see how it could work enough to be useful as-is. > > > > Yeah, I think so. Last time we had a problem in this area, I couldn't > > even figure out what ppc64abi32 was supposed to *be*, let alone what > > the use case for it is. Given that, it's hard to imagine it's been > > working (whatever that means) any time recently. > > What it's *supposed* to be is a ppc32 binary running on a 64-bit cpu, e.g. a > 32-bit binary on power7 with the kernel's compat syscalls. You get to do > native 64-bit arithmetic and have 32-bit pointers.
Right, I guessed that from the name, but I couldn't find anything that
explicitly confirmed that.
> I guess there's a kind of a use case there somewhere, but it's rather niche,
Extremely.
> and someone has to care more than they have until now.
>
>
> r~
>
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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