Re: [PATCH v5 12/23] xen/riscv: introduce io.h

[Oleksii <oleksii.kurochko@xxxxxxxxx>]

On Thu, 2024-03-07 at 18:14 +0100, Jan Beulich wrote:
> For plain writes it should at least be "=Qo" then, yes.
Constraints Q is a machine specific constraint, and I am not sure that
it makes sense to use "=o" only and probably it is a reason why it is
enough only "r". Does it make sense?

>  To me making those
> input operands on Arm can't have been quite right.
I  don't understand why they both are input, logically it looks like an
address should be an output.

~ Oleksii