3 files changed, 8 insertions, 6 deletions
diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h
index f2d4c1bd3429..cc98f9b78fd4 100644
--- a/arch/s390/include/asm/page.h
+++ b/arch/s390/include/asm/page.h
@@ -181,8 +181,7 @@ int arch_make_page_accessible(struct page *page);
 
 #define virt_addr_valid(kaddr)	pfn_valid(virt_to_pfn(kaddr))
 
-#define VM_DATA_DEFAULT_FLAGS	(VM_READ | VM_WRITE | \
-				 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+#define VM_DATA_DEFAULT_FLAGS	VM_DATA_FLAGS_NON_EXEC
 
 #include <asm-generic/memory_model.h>
 #include <asm-generic/getorder.h>
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 1bf091bab918..dedc28be27ab 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -580,7 +580,7 @@ void do_dat_exception(struct pt_regs *regs)
 	int access;
 	vm_fault_t fault;
 
-	access = VM_READ | VM_EXEC | VM_WRITE;
+	access = VM_ACCESS_FLAGS;
 	fault = do_exception(regs, access);
 	if (unlikely(fault))
 		do_fault_error(regs, access, fault);
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index ac44bd76db4b..87b2d024e75a 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -268,20 +268,23 @@ device_initcall(s390_cma_mem_init);
 #endif /* CONFIG_CMA */
 
 int arch_add_memory(int nid, u64 start, u64 size,
-		struct mhp_restrictions *restrictions)
+		    struct mhp_params *params)
 {
 	unsigned long start_pfn = PFN_DOWN(start);
 	unsigned long size_pages = PFN_DOWN(size);
 	int rc;
 
-	if (WARN_ON_ONCE(restrictions->altmap))
+	if (WARN_ON_ONCE(params->altmap))
+		return -EINVAL;
+
+	if (WARN_ON_ONCE(params->pgprot.pgprot != PAGE_KERNEL.pgprot))
 		return -EINVAL;
 
 	rc = vmem_add_mapping(start, size);
 	if (rc)
 		return rc;
 
-	rc = __add_pages(nid, start_pfn, size_pages, restrictions);
+	rc = __add_pages(nid, start_pfn, size_pages, params);
 	if (rc)
 		vmem_remove_mapping(start, size);
 	return rc;