[kernel,v5,1/6] KVM: SEV: move set_dr_intercepts/clr_dr_intercepts from the header

Message ID 20230411125718.2297768-2-aik@amd.com
State New
Headers
Series KVM: SEV: Enable AMD SEV-ES DebugSwap |

Commit Message

Alexey Kardashevskiy April 11, 2023, 12:57 p.m. UTC
  Static functions set_dr_intercepts() and clr_dr_intercepts() are only
called from SVM so move them to .c.

No functional change intended.

Signed-off-by: Alexey Kardashevskiy <aik@amd.com>
Reviewed-by: Carlos Bilbao <carlos.bilbao@amd.com>
Reviewed-by: Tom Lendacky <thomas.lendacky@amd.com>
Reviewed-by: Santosh Shukla <santosh.shukla@amd.com>
---
Changes:
v5:
* new in the series
---
 arch/x86/kvm/svm/svm.h | 42 --------------------
 arch/x86/kvm/svm/svm.c | 42 ++++++++++++++++++++
 2 files changed, 42 insertions(+), 42 deletions(-)
  

Patch

diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index 839809972da1..4deec59be71b 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -403,48 +403,6 @@  static inline bool vmcb12_is_intercept(struct vmcb_ctrl_area_cached *control, u3
 	return test_bit(bit, (unsigned long *)&control->intercepts);
 }
 
-static inline void set_dr_intercepts(struct vcpu_svm *svm)
-{
-	struct vmcb *vmcb = svm->vmcb01.ptr;
-
-	if (!sev_es_guest(svm->vcpu.kvm)) {
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR0_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR1_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR2_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR3_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR4_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR5_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR6_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR0_WRITE);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR1_WRITE);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR2_WRITE);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR3_WRITE);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR4_WRITE);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR5_WRITE);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR6_WRITE);
-	}
-
-	vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_READ);
-	vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_WRITE);
-
-	recalc_intercepts(svm);
-}
-
-static inline void clr_dr_intercepts(struct vcpu_svm *svm)
-{
-	struct vmcb *vmcb = svm->vmcb01.ptr;
-
-	vmcb->control.intercepts[INTERCEPT_DR] = 0;
-
-	/* DR7 access must remain intercepted for an SEV-ES guest */
-	if (sev_es_guest(svm->vcpu.kvm)) {
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_READ);
-		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_WRITE);
-	}
-
-	recalc_intercepts(svm);
-}
-
 static inline void set_exception_intercept(struct vcpu_svm *svm, u32 bit)
 {
 	struct vmcb *vmcb = svm->vmcb01.ptr;
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index a1b08359769b..1e1c1eb13392 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -687,6 +687,48 @@  static int svm_cpu_init(int cpu)
 
 }
 
+static void set_dr_intercepts(struct vcpu_svm *svm)
+{
+	struct vmcb *vmcb = svm->vmcb01.ptr;
+
+	if (!sev_es_guest(svm->vcpu.kvm)) {
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR0_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR1_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR2_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR3_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR4_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR5_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR6_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR0_WRITE);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR1_WRITE);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR2_WRITE);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR3_WRITE);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR4_WRITE);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR5_WRITE);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR6_WRITE);
+	}
+
+	vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_READ);
+	vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_WRITE);
+
+	recalc_intercepts(svm);
+}
+
+static void clr_dr_intercepts(struct vcpu_svm *svm)
+{
+	struct vmcb *vmcb = svm->vmcb01.ptr;
+
+	vmcb->control.intercepts[INTERCEPT_DR] = 0;
+
+	/* DR7 access must remain intercepted for an SEV-ES guest */
+	if (sev_es_guest(svm->vcpu.kvm)) {
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_READ);
+		vmcb_set_intercept(&vmcb->control, INTERCEPT_DR7_WRITE);
+	}
+
+	recalc_intercepts(svm);
+}
+
 static int direct_access_msr_slot(u32 msr)
 {
 	u32 i;