Re: [PATCH] KVM: PPC: Book3S PR: remove unused define in kvmppc_mmu_book3s_64_xlate

[yangerkun <yangerkun@xxxxxxxxxx>]

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在 2021/6/4 16:13, yangerkun 写道:
> arch/powerpc/kvm/book3s_64_mmu.c:199:6: warning: variable ‘v’ set but
> not used [-Wunused-but-set-variable]
>    199 |  u64 v, r;
>        |      ^
>
> Fix it by remove the define.
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Signed-off-by: yangerkun <yangerkun@xxxxxxxxxx>
> ---
>   arch/powerpc/kvm/book3s_64_mmu.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/arch/powerpc/kvm/book3s_64_mmu.c b/arch/powerpc/kvm/book3s_64_mmu.c
> index 26b8b27a3755..feee40cb2ba1 100644
> --- a/arch/powerpc/kvm/book3s_64_mmu.c
> +++ b/arch/powerpc/kvm/book3s_64_mmu.c
> @@ -196,7 +196,7 @@ static int kvmppc_mmu_book3s_64_xlate(struct kvm_vcpu *vcpu, gva_t eaddr,
>   	hva_t ptegp;
>   	u64 pteg[16];
>   	u64 avpn = 0;
> -	u64 v, r;
> +	u64 r;
>   	u64 v_val, v_mask;
>   	u64 eaddr_mask;
>   	int i;
> @@ -285,7 +285,6 @@ static int kvmppc_mmu_book3s_64_xlate(struct kvm_vcpu *vcpu, gva_t eaddr,
>   		goto do_second;
>   	}
>   
> -	v = be64_to_cpu(pteg[i]);
>   	r = be64_to_cpu(pteg[i+1]);
>   	pp = (r & HPTE_R_PP) | key;
>   	if (r & HPTE_R_PP0)