KVM: x86: Remove unused argument in gpc_unmap_khva()

Remove the unused @kvm argument from gpc_unmap_khva().
Signed-off-by: Michal Luczaj <mhal@rbox.co>
Signed-off-by: Sean Christopherson <seanjc@google.com>
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

virt/kvm/pfncache.c

@@ -98,7 +98,7 @@ bool kvm_gpc_check(struct kvm *kvm, struct gfn_to_pfn_cache *gpc, gpa_t gpa,
 }
 EXPORT_SYMBOL_GPL(kvm_gpc_check);
 
-static void gpc_unmap_khva(struct kvm *kvm, kvm_pfn_t pfn, void *khva)
+static void gpc_unmap_khva(kvm_pfn_t pfn, void *khva)
 {
 	/* Unmap the old pfn/page if it was mapped before. */
 	if (!is_error_noslot_pfn(pfn) && khva) {
@@ -177,7 +177,7 @@ static kvm_pfn_t hva_to_pfn_retry(struct kvm *kvm, struct gfn_to_pfn_cache *gpc)
 			 * the existing mapping and didn't create a new one.
 			 */
 			if (new_khva != old_khva)
-				gpc_unmap_khva(kvm, new_pfn, new_khva);
+				gpc_unmap_khva(new_pfn, new_khva);
 
 			kvm_release_pfn_clean(new_pfn);
 
@@ -329,7 +329,7 @@ int kvm_gpc_refresh(struct kvm *kvm, struct gfn_to_pfn_cache *gpc, gpa_t gpa,
 	mutex_unlock(&gpc->refresh_lock);
 
 	if (unmap_old)
-		gpc_unmap_khva(kvm, old_pfn, old_khva);
+		gpc_unmap_khva(old_pfn, old_khva);
 
 	return ret;
 }
@@ -358,7 +358,7 @@ void kvm_gpc_unmap(struct kvm *kvm, struct gfn_to_pfn_cache *gpc)
 	write_unlock_irq(&gpc->lock);
 	mutex_unlock(&gpc->refresh_lock);
 
-	gpc_unmap_khva(kvm, old_pfn, old_khva);
+	gpc_unmap_khva(old_pfn, old_khva);
 }
 EXPORT_SYMBOL_GPL(kvm_gpc_unmap);