Prefix x86's faultin_pfn helpers with "mmu" so that the mmu-less names can
be used by common KVM for similar APIs.

No functional change intended.

Tested-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Sean Christopherson <seanjc@google.com>
---
 arch/x86/kvm/mmu/mmu.c          | 19 ++++++++++---------
 arch/x86/kvm/mmu/mmu_internal.h |  2 +-
 arch/x86/kvm/mmu/paging_tmpl.h  |  2 +-
 3 files changed, 12 insertions(+), 11 deletions(-)

diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 28f2b842d6ca..e451e1b9a55a 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -4347,8 +4347,8 @@ static u8 kvm_max_private_mapping_level(struct kvm *kvm, kvm_pfn_t pfn,
 	return max_level;
 }
 
-static int kvm_faultin_pfn_private(struct kvm_vcpu *vcpu,
-				   struct kvm_page_fault *fault)
+static int kvm_mmu_faultin_pfn_private(struct kvm_vcpu *vcpu,
+				       struct kvm_page_fault *fault)
 {
 	int max_order, r;
 
@@ -4371,10 +4371,11 @@ static int kvm_faultin_pfn_private(struct kvm_vcpu *vcpu,
 	return RET_PF_CONTINUE;
 }
 
-static int __kvm_faultin_pfn(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault)
+static int __kvm_mmu_faultin_pfn(struct kvm_vcpu *vcpu,
+				 struct kvm_page_fault *fault)
 {
 	if (fault->is_private)
-		return kvm_faultin_pfn_private(vcpu, fault);
+		return kvm_mmu_faultin_pfn_private(vcpu, fault);
 
 	fault->pfn = __gfn_to_pfn_memslot(fault->slot, fault->gfn, false, true,
 					  fault->write, &fault->map_writable);
@@ -4409,8 +4410,8 @@ static int __kvm_faultin_pfn(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault
 	return RET_PF_CONTINUE;
 }
 
-static int kvm_faultin_pfn(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault,
-			   unsigned int access)
+static int kvm_mmu_faultin_pfn(struct kvm_vcpu *vcpu,
+			       struct kvm_page_fault *fault, unsigned int access)
 {
 	struct kvm_memory_slot *slot = fault->slot;
 	int ret;
@@ -4493,7 +4494,7 @@ static int kvm_faultin_pfn(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault,
 	if (mmu_invalidate_retry_gfn_unsafe(vcpu->kvm, fault->mmu_seq, fault->gfn))
 		return RET_PF_RETRY;
 
-	ret = __kvm_faultin_pfn(vcpu, fault);
+	ret = __kvm_mmu_faultin_pfn(vcpu, fault);
 	if (ret != RET_PF_CONTINUE)
 		return ret;
 
@@ -4570,7 +4571,7 @@ static int direct_page_fault(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault
 	if (r)
 		return r;
 
-	r = kvm_faultin_pfn(vcpu, fault, ACC_ALL);
+	r = kvm_mmu_faultin_pfn(vcpu, fault, ACC_ALL);
 	if (r != RET_PF_CONTINUE)
 		return r;
 
@@ -4661,7 +4662,7 @@ static int kvm_tdp_mmu_page_fault(struct kvm_vcpu *vcpu,
 	if (r)
 		return r;
 
-	r = kvm_faultin_pfn(vcpu, fault, ACC_ALL);
+	r = kvm_mmu_faultin_pfn(vcpu, fault, ACC_ALL);
 	if (r != RET_PF_CONTINUE)
 		return r;
 
diff --git a/arch/x86/kvm/mmu/mmu_internal.h b/arch/x86/kvm/mmu/mmu_internal.h
index 633aedec3c2e..59e600f6ff9d 100644
--- a/arch/x86/kvm/mmu/mmu_internal.h
+++ b/arch/x86/kvm/mmu/mmu_internal.h
@@ -235,7 +235,7 @@ struct kvm_page_fault {
 	/* The memslot containing gfn. May be NULL. */
 	struct kvm_memory_slot *slot;
 
-	/* Outputs of kvm_faultin_pfn.  */
+	/* Outputs of kvm_mmu_faultin_pfn().  */
 	unsigned long mmu_seq;
 	kvm_pfn_t pfn;
 	bool map_writable;
diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h
index 143b7e9f26dc..9bd3d6f5db91 100644
--- a/arch/x86/kvm/mmu/paging_tmpl.h
+++ b/arch/x86/kvm/mmu/paging_tmpl.h
@@ -812,7 +812,7 @@ static int FNAME(page_fault)(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault
 	if (r)
 		return r;
 
-	r = kvm_faultin_pfn(vcpu, fault, walker.pte_access);
+	r = kvm_mmu_faultin_pfn(vcpu, fault, walker.pte_access);
 	if (r != RET_PF_CONTINUE)
 		return r;
 
-- 
2.47.0.rc1.288.g06298d1525-goog