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Diffstat (limited to 'arch/arm64/kvm/vgic/vgic.h')
-rw-r--r--arch/arm64/kvm/vgic/vgic.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/arch/arm64/kvm/vgic/vgic.h b/arch/arm64/kvm/vgic/vgic.h
index f2486b4d9f95..309295f5e1b0 100644
--- a/arch/arm64/kvm/vgic/vgic.h
+++ b/arch/arm64/kvm/vgic/vgic.h
@@ -146,6 +146,29 @@ static inline int vgic_write_guest_lock(struct kvm *kvm, gpa_t gpa,
return ret;
}
+static inline int vgic_its_read_entry_lock(struct vgic_its *its, gpa_t eaddr,
+ u64 *eval, unsigned long esize)
+{
+ struct kvm *kvm = its->dev->kvm;
+
+ if (KVM_BUG_ON(esize != sizeof(*eval), kvm))
+ return -EINVAL;
+
+ return kvm_read_guest_lock(kvm, eaddr, eval, esize);
+
+}
+
+static inline int vgic_its_write_entry_lock(struct vgic_its *its, gpa_t eaddr,
+ u64 eval, unsigned long esize)
+{
+ struct kvm *kvm = its->dev->kvm;
+
+ if (KVM_BUG_ON(esize != sizeof(eval), kvm))
+ return -EINVAL;
+
+ return vgic_write_guest_lock(kvm, eaddr, &eval, esize);
+}
+
/*
* This struct provides an intermediate representation of the fields contained
* in the GICH_VMCR and ICH_VMCR registers, such that code exporting the GIC