David S. Miller writes:
> The problem not FASTCALL, which is a NOP on sparc anyways. The
> problem is the fact that people expect the following to work:
...
> And it doesn't on Sparc because the flags are stored in the same CPU
> register as the current register window.
>
> Therefore you cannot restore irq flags in a different function than
> the one in which you obtained them.
So you need an alternate calling convention that works right.
Surely something like the Alpha calling convention will work.
Call it "FASTCALL". :-) The window can sit right where it is.
Nobody put a gun to your head and said "you will use the
register window hardware". Well, I hope not.
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