Re: [PATCH v10 15/19] KVM: s390: pv: asynchronous destroy for reboot

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On Thu, 2022-04-14 at 10:03 +0200, Claudio Imbrenda wrote:
[...]
> diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c
> index b20f2cbd43d9..36bc107bbd7d 100644
> --- a/arch/s390/kvm/pv.c
> +++ b/arch/s390/kvm/pv.c
[...]
> +/**
> + * kvm_s390_pv_deinit_vm_async - Perform an asynchronous teardown of
> a
> + * protected VM.
> + * @kvm the VM previously associated with the protected VM
> + * @rc return value for the RC field of the UVCB
> + * @rrc return value for the RRC field of the UVCB
> + *
> + * Tear down the protected VM that had previously been set aside
> using
> + * kvm_s390_pv_deinit_vm_async_prepare.
> + *
> + * Context: kvm->lock needs to be held

...and will be released...

> + *
> + * Return: 0 in case of success, -EINVAL if no protected VM had been
> + * prepared for asynchronous teardowm, -EIO in case of other errors.
> + */
> +int kvm_s390_pv_deinit_vm_async(struct kvm *kvm, u16 *rc, u16 *rrc)

Do you also want to set rc and rrc as in kvm_s390_pv_deinit_vm_async_prepare()?





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