108 							    unsigned long page_index)  in sgx_encl_get_backing_page_pcmd_offset()  argument
112 	return epc_end_off + page_index * sizeof(struct sgx_pcmd);  in sgx_encl_get_backing_page_pcmd_offset()
118 static inline void sgx_encl_truncate_backing_page(struct sgx_encl *encl, unsigned long page_index)  in sgx_encl_truncate_backing_page()  argument
122 	shmem_truncate_range(inode, PFN_PHYS(page_index), PFN_PHYS(page_index) + PAGE_SIZE - 1);  in sgx_encl_truncate_backing_page()
135 	pgoff_t page_index, page_pcmd_off;  in __sgx_encl_eldu()  local
144 		page_index = PFN_DOWN(encl_page->desc - encl_page->encl->base);  in __sgx_encl_eldu()
146 		page_index = PFN_DOWN(encl->size);  in __sgx_encl_eldu()
151 	pcmd_first_page = PFN_PHYS(page_index & ~PCMD_FIRST_MASK) + encl->base;  in __sgx_encl_eldu()
153 	page_pcmd_off = sgx_encl_get_backing_page_pcmd_offset(encl, page_index);  in __sgx_encl_eldu()
155 	ret = sgx_encl_lookup_backing(encl, page_index, &b);  in __sgx_encl_eldu()
193 	sgx_encl_truncate_backing_page(encl, page_index);  in __sgx_encl_eldu()
736 static int sgx_encl_get_backing(struct sgx_encl *encl, unsigned long page_index,  in sgx_encl_get_backing()  argument
739 	pgoff_t page_pcmd_off = sgx_encl_get_backing_page_pcmd_offset(encl, page_index);  in sgx_encl_get_backing()
743 	contents = sgx_encl_get_backing_page(encl, page_index);  in sgx_encl_get_backing()
753 	backing->page_index = page_index;  in sgx_encl_get_backing()
826 int sgx_encl_alloc_backing(struct sgx_encl *encl, unsigned long page_index,  in sgx_encl_alloc_backing()  argument
833 	ret = sgx_encl_get_backing(encl, page_index, backing);  in sgx_encl_alloc_backing()
856 int sgx_encl_lookup_backing(struct sgx_encl *encl, unsigned long page_index,  in sgx_encl_lookup_backing()  argument
859 	return sgx_encl_get_backing(encl, page_index, backing);  in sgx_encl_lookup_backing()