KVM: x86/mmu: Rename __rmap_write_protect() to rmap_write_protect()

The function formerly known as rmap_write_protect() has been renamed to
kvm_vcpu_write_protect_gfn(), so we can get rid of the double
underscores in front of __rmap_write_protect().

No functional change intended.
Reviewed-by: Ben Gardon <bgardon@google.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: David Matlack <dmatlack@google.com>
Message-Id: <20220119230739.2234394-3-dmatlack@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

arch/x86/kvm/mmu/mmu.c

@@ -1228,7 +1228,7 @@ static bool spte_write_protect(u64 *sptep, bool pt_protect)
 	return mmu_spte_update(sptep, spte);
 }
 
-static bool __rmap_write_protect(struct kvm_rmap_head *rmap_head,
+static bool rmap_write_protect(struct kvm_rmap_head *rmap_head,
 			       bool pt_protect)
 {
 	u64 *sptep;
@@ -1309,7 +1309,7 @@ static void kvm_mmu_write_protect_pt_masked(struct kvm *kvm,
 	while (mask) {
 		rmap_head = gfn_to_rmap(slot->base_gfn + gfn_offset + __ffs(mask),
 					PG_LEVEL_4K, slot);
-		__rmap_write_protect(rmap_head, false);
+		rmap_write_protect(rmap_head, false);
 
 		/* clear the first set bit */
 		mask &= mask - 1;
@@ -1408,7 +1408,7 @@ bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm,
 	if (kvm_memslots_have_rmaps(kvm)) {
 		for (i = min_level; i <= KVM_MAX_HUGEPAGE_LEVEL; ++i) {
 			rmap_head = gfn_to_rmap(gfn, i, slot);
-			write_protected |= __rmap_write_protect(rmap_head, true);
+			write_protected |= rmap_write_protect(rmap_head, true);
 		}
 	}
 
@@ -5798,7 +5798,7 @@ static bool slot_rmap_write_protect(struct kvm *kvm,
 				    struct kvm_rmap_head *rmap_head,
 				    const struct kvm_memory_slot *slot)
 {
-	return __rmap_write_protect(rmap_head, false);
+	return rmap_write_protect(rmap_head, false);
 }
 
 void kvm_mmu_slot_remove_write_access(struct kvm *kvm,