Re: [PATCH v3 11/12] KVM: s390: start using the GIB

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On Wed, 28 Nov 2018 11:19:42 +0100
Michael Mueller <mimu@xxxxxxxxxxxxx> wrote:

> By initializing the GIB, it will be used by the kvm host.
> 
> Signed-off-by: Michael Mueller <mimu@xxxxxxxxxxxxx>
> ---
>  arch/s390/kvm/kvm-s390.c | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
> index 283c51362ca8..9b20017dda29 100644
> --- a/arch/s390/kvm/kvm-s390.c
> +++ b/arch/s390/kvm/kvm-s390.c
> @@ -428,6 +428,10 @@ int kvm_arch_init(void *opaque)
>  		goto out_unreg;
>  	}
>  
> +	rc = kvm_s390_gib_init(GAL_ISC);
> +	if (rc)
> +		goto out_unreg;
> +
>  	kvm_s390_cpu_feat_init();
>  
>  	/* Register floating interrupt controller interface. */

Aren't you missing a call to kvm_s390_gib_destroy() in the out_unreg
case (if registering the flic fails)?



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