[PATCH 14/15] KVM: x86/mmu: Make kvm_is_mmio_pfn usable outside of spte.c

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Export kvm_is_mmio_pfn from spte.c. It will be used in a subsequent
commit for in-place lpage promotion when disabling dirty logging.


Signed-off-by: Ben Gardon <bgardon@xxxxxxxxxx>
---
 arch/x86/kvm/mmu/spte.c | 2 +-
 arch/x86/kvm/mmu/spte.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/x86/kvm/mmu/spte.c b/arch/x86/kvm/mmu/spte.c
index 7be41d2dbb02..13b6143f6333 100644
--- a/arch/x86/kvm/mmu/spte.c
+++ b/arch/x86/kvm/mmu/spte.c
@@ -68,7 +68,7 @@ u64 make_mmio_spte(struct kvm_vcpu *vcpu, u64 gfn, unsigned int access)
 	return spte;
 }
 
-static bool kvm_is_mmio_pfn(kvm_pfn_t pfn)
+bool kvm_is_mmio_pfn(kvm_pfn_t pfn)
 {
 	if (pfn_valid(pfn))
 		return !is_zero_pfn(pfn) && PageReserved(pfn_to_page(pfn)) &&
diff --git a/arch/x86/kvm/mmu/spte.h b/arch/x86/kvm/mmu/spte.h
index d7598506fbad..909c24c733c4 100644
--- a/arch/x86/kvm/mmu/spte.h
+++ b/arch/x86/kvm/mmu/spte.h
@@ -347,4 +347,5 @@ u64 kvm_mmu_changed_pte_notifier_make_spte(u64 old_spte, kvm_pfn_t new_pfn);
 
 void kvm_mmu_reset_all_pte_masks(void);
 
+bool kvm_is_mmio_pfn(kvm_pfn_t pfn);
 #endif
-- 
2.34.0.rc1.387.gb447b232ab-goog




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