linux-kernel - [PATCH 09/22] KVM: MMU: Let is_rsvd_bits_set take mmu context instead of vcpu

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Date:	Tue, 27 Apr 2010 12:38:19 +0200
From:	Joerg Roedel <joerg.roedel@....com>
To:	Avi Kivity <avi@...hat.com>, Marcelo Tosatti <mtosatti@...hat.com>
CC:	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	Joerg Roedel <joerg.roedel@....com>
Subject: [PATCH 09/22] KVM: MMU: Let is_rsvd_bits_set take mmu context instead of vcpu

This patch changes is_rsvd_bits_set() function prototype to
take only a kvm_mmu context instead of a full vcpu.

Signed-off-by: Joerg Roedel <joerg.roedel@....com>
---
 arch/x86/kvm/mmu.c         |    4 ++--
 arch/x86/kvm/paging_tmpl.h |    3 ++-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index ef9d284..615c78f 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2252,12 +2252,12 @@ static void paging_free(struct kvm_vcpu *vcpu)
 	nonpaging_free(vcpu);
 }
 
-static bool is_rsvd_bits_set(struct kvm_vcpu *vcpu, u64 gpte, int level)
+static bool is_rsvd_bits_set(struct kvm_mmu *mmu, u64 gpte, int level)
 {
 	int bit7;
 
 	bit7 = (gpte >> 7) & 1;
-	return (gpte & vcpu->arch.mmu.rsvd_bits_mask[bit7][level-1]) != 0;
+	return (gpte & mmu->rsvd_bits_mask[bit7][level-1]) != 0;
 }
 
 #define PTTYPE 64
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 802c513..1975ab6 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -158,7 +158,8 @@ walk:
 		if (!is_present_gpte(pte))
 			goto not_present;
 
-		rsvd_fault = is_rsvd_bits_set(vcpu, pte, walker->level);
+		rsvd_fault = is_rsvd_bits_set(&vcpu->arch.mmu, pte,
+					      walker->level);
 		if (rsvd_fault)
 			goto access_error;
 
-- 
1.7.0.4


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