linux-kernel - [PATCH v4 10/15] KVM: SEV: introduce to_kvm_sev

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Message-ID: <20240318233352.2728327-11-pbonzini@redhat.com>
Date: Mon, 18 Mar 2024 19:33:47 -0400
From: Paolo Bonzini <pbonzini@...hat.com>
To: linux-kernel@...r.kernel.org,
	kvm@...r.kernel.org
Cc: michael.roth@....com,
	isaku.yamahata@...el.com,
	seanjc@...gle.com
Subject: [PATCH v4 10/15] KVM: SEV: introduce to_kvm_sev_info

Suggested-by: Sean Christopherson <seanjc@...gle.com>
Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
---
 arch/x86/kvm/svm/sev.c | 4 ++--
 arch/x86/kvm/svm/svm.h | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 800e836a69fb..704cd42b4f1b 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -94,7 +94,7 @@ static int sev_flush_asids(unsigned int min_asid, unsigned int max_asid)
 
 static inline bool is_mirroring_enc_context(struct kvm *kvm)
 {
-	return !!to_kvm_svm(kvm)->sev_info.enc_context_owner;
+	return !!to_kvm_sev_info(kvm)->enc_context_owner;
 }
 
 static bool sev_vcpu_has_debug_swap(struct vcpu_svm *svm)
@@ -679,7 +679,7 @@ static int __sev_launch_update_vmsa(struct kvm *kvm, struct kvm_vcpu *vcpu,
 	clflush_cache_range(svm->sev_es.vmsa, PAGE_SIZE);
 
 	vmsa.reserved = 0;
-	vmsa.handle = to_kvm_svm(kvm)->sev_info.handle;
+	vmsa.handle = to_kvm_sev_info(kvm)->handle;
 	vmsa.address = __sme_pa(svm->sev_es.vmsa);
 	vmsa.len = PAGE_SIZE;
 	ret = sev_issue_cmd(kvm, SEV_CMD_LAUNCH_UPDATE_VMSA, &vmsa, error);
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index b7707514d042..6313679d464b 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -319,6 +319,11 @@ static __always_inline struct kvm_svm *to_kvm_svm(struct kvm *kvm)
 	return container_of(kvm, struct kvm_svm, kvm);
 }
 
+static __always_inline struct kvm_sev_info *to_kvm_sev_info(struct kvm *kvm)
+{
+	return &to_kvm_svm(kvm)->sev_info;
+}
+
 static __always_inline bool sev_guest(struct kvm *kvm)
 {
 #ifdef CONFIG_KVM_AMD_SEV
-- 
2.43.0