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Re: [Qemu-devel] [PATCH RFC v11 2/2] target/arm: Add support for VCPU ev
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From: |
Peter Maydell |
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Subject: |
Re: [Qemu-devel] [PATCH RFC v11 2/2] target/arm: Add support for VCPU event states |
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Date: |
Tue, 16 Oct 2018 15:05:45 +0100 |
On 27 September 2018 at 17:55, Dongjiu Geng <address@hidden> wrote:
> This patch extends the qemu-kvm state sync logic with support for
> KVM_GET/SET_VCPU_EVENTS, giving access to yet missing SError exception.
> And also it can support the exception state migration.
>
> The SError exception states include SError pending state and ESR value,
> the kvm_put/get_vcpu_events() will be called when set or get system
> registers. When do migration, if source machine has SError pending,
> QEMU will do this migration regardless whether the target machine supports
> to specify guest ESR value, because if target machine does not support that,
> it can also inject the SError with zero ESR value.
>
> Signed-off-by: Dongjiu Geng <address@hidden>
Reviewed-by: Peter Maydell <address@hidden>
thanks
-- PMM