22 	struct squashfs_page_actor *actor = kmalloc(sizeof(*actor), GFP_KERNEL);  in squashfs_page_actor_init()  local
24 	if (actor == NULL)  in squashfs_page_actor_init()
27 	actor->length = length ? : pages * PAGE_CACHE_SIZE;  in squashfs_page_actor_init()
28 	actor->page = page;  in squashfs_page_actor_init()
29 	actor->pages = pages;  in squashfs_page_actor_init()
30 	actor->next_page = 0;  in squashfs_page_actor_init()
31 	return actor;  in squashfs_page_actor_init()
34 static inline void *squashfs_first_page(struct squashfs_page_actor *actor)  in squashfs_first_page()  argument
36 	actor->next_page = 1;  in squashfs_first_page()
37 	return actor->page[0];  in squashfs_first_page()
40 static inline void *squashfs_next_page(struct squashfs_page_actor *actor)  in squashfs_next_page()  argument
42 	return actor->next_page == actor->pages ? NULL :  in squashfs_next_page()
43 		actor->page[actor->next_page++];  in squashfs_next_page()
46 static inline void squashfs_finish_page(struct squashfs_page_actor *actor)  in squashfs_finish_page()  argument
68 static inline void *squashfs_first_page(struct squashfs_page_actor *actor)  in squashfs_first_page()  argument
70 	return actor->squashfs_first_page(actor);  in squashfs_first_page()
72 static inline void *squashfs_next_page(struct squashfs_page_actor *actor)  in squashfs_next_page()  argument
74 	return actor->squashfs_next_page(actor);  in squashfs_next_page()
76 static inline void squashfs_finish_page(struct squashfs_page_actor *actor)  in squashfs_finish_page()  argument
78 	actor->squashfs_finish_page(actor);  in squashfs_finish_page()