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Message-ID: <ZMKI8RknjjZBOaxf@google.com>
Date:   Thu, 27 Jul 2023 08:14:56 -0700
From:   Sean Christopherson <seanjc@...gle.com>
To:     Haibo Xu <haibo1.xu@...el.com>
Cc:     xiaobo55x@...il.com, ajones@...tanamicro.com,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Shuah Khan <shuah@...nel.org>,
        Anup Patel <anup@...infault.org>,
        Atish Patra <atishp@...shpatra.org>,
        Vipin Sharma <vipinsh@...gle.com>,
        Colton Lewis <coltonlewis@...gle.com>,
        Marc Zyngier <maz@...nel.org>,
        Andrew Jones <andrew.jones@...ux.dev>,
        Vishal Annapurve <vannapurve@...gle.com>,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        kvm@...r.kernel.org, linux-kselftest@...r.kernel.org,
        kvm-riscv@...ts.infradead.org
Subject: Re: [PATCH 0/4] RISCV: Add kvm Sstc timer selftest

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.

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