On 24/06/21 05:57, David Stevens wrote:

  static int __direct_map(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code,
-			int map_writable, int max_level, kvm_pfn_t pfn,
+			int map_writable, int max_level,
+			const struct kvm_pfn_page *pfnpg,
  			bool prefault, bool is_tdp)
  {
  	bool nx_huge_page_workaround_enabled = is_nx_huge_pa

So the main difference with my tentative patches is that here I was 
passing the struct by value.  I'll try to clean this up for 5.15, but 
for now it's all good like this.  Thanks again!

Paolo