linux-kernel - Re: [PATCH v2 3/4] KVM: s390: cpu model: Use proper define for facility mask size

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Message-ID: <20231107174101.5fa42d06@p-imbrenda>
Date:   Tue, 7 Nov 2023 17:41:01 +0100
From:   Claudio Imbrenda <imbrenda@...ux.ibm.com>
To:     Nina Schoetterl-Glausch <nsg@...ux.ibm.com>
Cc:     Alexander Gordeev <agordeev@...ux.ibm.com>,
        Heiko Carstens <hca@...ux.ibm.com>,
        Janosch Frank <frankja@...ux.ibm.com>,
        Christian Borntraeger <borntraeger@...ux.ibm.com>,
        Vasily Gorbik <gor@...ux.ibm.com>,
        David Hildenbrand <david@...hat.com>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Sven Schnelle <svens@...ux.ibm.com>,
        linux-s390@...r.kernel.org
Subject: Re: [PATCH v2 3/4] KVM: s390: cpu model: Use proper define for
 facility mask size

On Tue,  7 Nov 2023 13:31:17 +0100
Nina Schoetterl-Glausch <nsg@...ux.ibm.com> wrote:

> Use the previously unused S390_ARCH_FAC_MASK_SIZE_U64 instead of
> S390_ARCH_FAC_LIST_SIZE_U64 for defining the fac_mask array.
> Note that both values are the same, there is no functional change.
> 
> Signed-off-by: Nina Schoetterl-Glausch <nsg@...ux.ibm.com>

Reviewed-by: Claudio Imbrenda <imbrenda@...ux.ibm.com>

> ---
>  arch/s390/include/asm/kvm_host.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
> index 427f9528a7b6..46fcd2f9dff8 100644
> --- a/arch/s390/include/asm/kvm_host.h
> +++ b/arch/s390/include/asm/kvm_host.h
> @@ -811,7 +811,7 @@ struct s390_io_adapter {
>  
>  struct kvm_s390_cpu_model {
>  	/* facility mask supported by kvm & hosting machine */
> -	__u64 fac_mask[S390_ARCH_FAC_LIST_SIZE_U64];
> +	__u64 fac_mask[S390_ARCH_FAC_MASK_SIZE_U64];
>  	struct kvm_s390_vm_cpu_subfunc subfuncs;
>  	/* facility list requested by guest (in dma page) */
>  	__u64 *fac_list;