19 static bool region_is_misaligned(const efi_memory_desc_t *md)  in region_is_misaligned()  argument
23 	return !PAGE_ALIGNED(md->phys_addr) ||  in region_is_misaligned()
24 	       !PAGE_ALIGNED(md->num_pages << EFI_PAGE_SHIFT);  in region_is_misaligned()
32 static __init pteval_t create_mapping_protection(efi_memory_desc_t *md)  in create_mapping_protection()  argument
34 	u64 attr = md->attribute;  in create_mapping_protection()
35 	u32 type = md->type;  in create_mapping_protection()
40 		if (arm64_is_protected_mmio(md->phys_addr,  in create_mapping_protection()
41 					    md->num_pages << EFI_PAGE_SHIFT))  in create_mapping_protection()
48 	if (region_is_misaligned(md)) {  in create_mapping_protection()
84 int __init efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md)  in efi_create_mapping()  argument
86 	pteval_t prot_val = create_mapping_protection(md);  in efi_create_mapping()
87 	bool page_mappings_only = (md->type == EFI_RUNTIME_SERVICES_CODE ||  in efi_create_mapping()
88 				   md->type == EFI_RUNTIME_SERVICES_DATA);  in efi_create_mapping()
98 	if (region_is_misaligned(md))  in efi_create_mapping()
101 	create_pgd_mapping(mm, md->phys_addr, md->virt_addr,  in efi_create_mapping()
102 			   md->num_pages << EFI_PAGE_SHIFT,  in efi_create_mapping()
108 	const efi_memory_desc_t	*md;  member
115 	const efi_memory_desc_t *md = spd->md;  in set_permissions()  local
118 	if (md->attribute & EFI_MEMORY_RO)  in set_permissions()
120 	if (md->attribute & EFI_MEMORY_XP)  in set_permissions()
129 				       efi_memory_desc_t *md,  in efi_set_mapping_permissions()  argument
132 	struct set_perm_data data = { md, has_bti };  in efi_set_mapping_permissions()
134 	BUG_ON(md->type != EFI_RUNTIME_SERVICES_CODE &&  in efi_set_mapping_permissions()
135 	       md->type != EFI_RUNTIME_SERVICES_DATA);  in efi_set_mapping_permissions()
137 	if (region_is_misaligned(md))  in efi_set_mapping_permissions()
147 	return apply_to_page_range(mm, md->virt_addr,  in efi_set_mapping_permissions()
148 				   md->num_pages << EFI_PAGE_SHIFT,  in efi_set_mapping_permissions()