58 struct nullb_page {  struct
732 static struct nullb_page *null_alloc_page(gfp_t gfp_flags)  in null_alloc_page()
734 	struct nullb_page *t_page;  in null_alloc_page()
736 	t_page = kmalloc(sizeof(struct nullb_page), gfp_flags);  in null_alloc_page()
752 static void null_free_page(struct nullb_page *t_page)  in null_free_page()
761 static bool null_page_empty(struct nullb_page *page)  in null_page_empty()
773 	struct nullb_page *t_page, *ret;  in null_free_sector()
794 static struct nullb_page *null_radix_tree_insert(struct nullb *nullb, u64 idx,  in null_radix_tree_insert()
795 	struct nullb_page *t_page, bool is_cache)  in null_radix_tree_insert()
815 	struct nullb_page *ret, *t_pages[FREE_BATCH];  in null_free_device_storage()
840 static struct nullb_page *__null_lookup_page(struct nullb *nullb,  in __null_lookup_page()
845 	struct nullb_page *t_page;  in __null_lookup_page()
861 static struct nullb_page *null_lookup_page(struct nullb *nullb,  in null_lookup_page()
864 	struct nullb_page *page = NULL;  in null_lookup_page()
873 static struct nullb_page *null_insert_page(struct nullb *nullb,  in null_insert_page()
879 	struct nullb_page *t_page;  in null_insert_page()
908 static int null_flush_cache_page(struct nullb *nullb, struct nullb_page *c_page)  in null_flush_cache_page()
913 	struct nullb_page *t_page, *ret;  in null_flush_cache_page()
960 	struct nullb_page *c_pages[FREE_BATCH];  in null_make_cache_space()
1015 	struct nullb_page *t_page;  in copy_to_nullb()
1052 	struct nullb_page *t_page;  in copy_from_nullb()