Re: [PATCH 0/4] RISCV: Add kvm Sstc timer selftest

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On Fri, Jul 28, 2023 at 09:37:36AM +0800, Haibo Xu wrote:
> On Thu, Jul 27, 2023 at 11:14 PM Sean Christopherson <seanjc@xxxxxxxxxx> wrote:
> >
> > On Thu, Jul 27, 2023, Haibo Xu wrote:
> > > The sstc_timer selftest is used to validate Sstc timer functionality
> > > in a guest, which sets up periodic timer interrupts and check the
> > > basic interrupt status upon its receipt.
> > >
> > > This KVM selftest was ported from aarch64 arch_timer and tested
> > > with Linux v6.5-rc3 on a Qemu riscv64 virt machine.
> >
> > Would it be possible to extract the ARM bits from arch_timer and make the bulk of
> > the test common to ARM and RISC-V?  At a glance, there is quite a bit of copy+paste.
> 
> Sure, I will have a try to consolidate the common code for ARM and RISC-V in v2.
>

Yes, afaict, we should be able to make aarch64/arch_timer.c another "split
test", like we did for aarch64/get-reg-list.c, but before we do that, I'd
like to get an ack from the Arm maintainers on the get-reg-list split to
be sure that approach is acceptable.

Thanks,
drew



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