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* [PATCH] KVM: powerpc: kvmppc_visible_gpa can be boolean
@ 2015-11-16  3:10 Yaowei Bai
  2015-11-18 11:05 ` Paolo Bonzini
  0 siblings, 1 reply; 2+ messages in thread
From: Yaowei Bai @ 2015-11-16  3:10 UTC (permalink / raw)
  To: agraf, benh, paulus, mpe, gleb, pbonzini
  Cc: kvm-ppc, linuxppc-dev, kvm, linux-kernel

In another patch kvm_is_visible_gfn is maken return bool due to this
function only returns zero or one as its return value, let's also make
kvmppc_visible_gpa return bool to keep consistent.

No functional change.

Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
---
 arch/powerpc/kvm/book3s_pr.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
index 64891b0..70fb08d 100644
--- a/arch/powerpc/kvm/book3s_pr.c
+++ b/arch/powerpc/kvm/book3s_pr.c
@@ -512,7 +512,7 @@ static void kvmppc_patch_dcbz(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte)
 	put_page(hpage);
 }
 
-static int kvmppc_visible_gpa(struct kvm_vcpu *vcpu, gpa_t gpa)
+static bool kvmppc_visible_gpa(struct kvm_vcpu *vcpu, gpa_t gpa)
 {
 	ulong mp_pa = vcpu->arch.magic_page_pa;
 
@@ -521,7 +521,7 @@ static int kvmppc_visible_gpa(struct kvm_vcpu *vcpu, gpa_t gpa)
 
 	gpa &= ~0xFFFULL;
 	if (unlikely(mp_pa) && unlikely((mp_pa & KVM_PAM) == (gpa & KVM_PAM))) {
-		return 1;
+		return true;
 	}
 
 	return kvm_is_visible_gfn(vcpu->kvm, gpa >> PAGE_SHIFT);
-- 
1.9.1

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] KVM: powerpc: kvmppc_visible_gpa can be boolean
  2015-11-16  3:10 [PATCH] KVM: powerpc: kvmppc_visible_gpa can be boolean Yaowei Bai
@ 2015-11-18 11:05 ` Paolo Bonzini
  0 siblings, 0 replies; 2+ messages in thread
From: Paolo Bonzini @ 2015-11-18 11:05 UTC (permalink / raw)
  To: Yaowei Bai, agraf, benh, paulus, mpe, gleb
  Cc: kvm-ppc, linuxppc-dev, kvm, linux-kernel



On 16/11/2015 04:10, Yaowei Bai wrote:
> In another patch kvm_is_visible_gfn is maken return bool due to this
> function only returns zero or one as its return value, let's also make
> kvmppc_visible_gpa return bool to keep consistent.
> 
> No functional change.
> 
> Signed-off-by: Yaowei Bai <baiyaowei@cmss.chinamobile.com>
> ---
>  arch/powerpc/kvm/book3s_pr.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c
> index 64891b0..70fb08d 100644
> --- a/arch/powerpc/kvm/book3s_pr.c
> +++ b/arch/powerpc/kvm/book3s_pr.c
> @@ -512,7 +512,7 @@ static void kvmppc_patch_dcbz(struct kvm_vcpu *vcpu, struct kvmppc_pte *pte)
>  	put_page(hpage);
>  }
>  
> -static int kvmppc_visible_gpa(struct kvm_vcpu *vcpu, gpa_t gpa)
> +static bool kvmppc_visible_gpa(struct kvm_vcpu *vcpu, gpa_t gpa)
>  {
>  	ulong mp_pa = vcpu->arch.magic_page_pa;
>  
> @@ -521,7 +521,7 @@ static int kvmppc_visible_gpa(struct kvm_vcpu *vcpu, gpa_t gpa)
>  
>  	gpa &= ~0xFFFULL;
>  	if (unlikely(mp_pa) && unlikely((mp_pa & KVM_PAM) == (gpa & KVM_PAM))) {
> -		return 1;
> +		return true;
>  	}
>  
>  	return kvm_is_visible_gfn(vcpu->kvm, gpa >> PAGE_SHIFT);
> 

Applied all three patches to kvm/queue, thanks.

Paolo

^ permalink raw reply	[flat|nested] 2+ messages in thread

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