linux-kernel - [PATCH] KVM: powerpc: kvmppc_visible

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Message-Id: <1447643424-4058-1-git-send-email-baiyaowei@cmss.chinamobile.com>
Date:	Mon, 16 Nov 2015 11:10:24 +0800
From:	Yaowei Bai <baiyaowei@...s.chinamobile.com>
To:	agraf@...e.sz, benh@...nel.crashing.org, paulus@...ba.org,
	mpe@...erman.id.au, gleb@...nel.org, pbonzini@...hat.com
Cc:	kvm-ppc@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	kvm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] KVM: powerpc: kvmppc_visible_gpa can be boolean

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@...s.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



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