28 #define fscache_cookie_valid(cookie) (cookie)  argument
31 #define fscache_cookie_valid(cookie) (0)  argument
200 static inline bool fscache_cookie_enabled(struct fscache_cookie *cookie)  in fscache_cookie_enabled()  argument
202 	return test_bit(FSCACHE_COOKIE_ENABLED, &cookie->flags);  in fscache_cookie_enabled()
248 extern void __fscache_readpages_cancel(struct fscache_cookie *cookie,
367 void fscache_relinquish_cookie(struct fscache_cookie *cookie, bool retire)  in fscache_relinquish_cookie()  argument
369 	if (fscache_cookie_valid(cookie))  in fscache_relinquish_cookie()
370 		__fscache_relinquish_cookie(cookie, retire);  in fscache_relinquish_cookie()
384 int fscache_check_consistency(struct fscache_cookie *cookie)  in fscache_check_consistency()  argument
386 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_check_consistency()
387 		return __fscache_check_consistency(cookie);  in fscache_check_consistency()
403 void fscache_update_cookie(struct fscache_cookie *cookie)  in fscache_update_cookie()  argument
405 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_update_cookie()
406 		__fscache_update_cookie(cookie);  in fscache_update_cookie()
419 int fscache_pin_cookie(struct fscache_cookie *cookie)  in fscache_pin_cookie()  argument
434 void fscache_unpin_cookie(struct fscache_cookie *cookie)  in fscache_unpin_cookie()  argument
450 int fscache_attr_changed(struct fscache_cookie *cookie)  in fscache_attr_changed()  argument
452 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_attr_changed()
453 		return __fscache_attr_changed(cookie);  in fscache_attr_changed()
472 void fscache_invalidate(struct fscache_cookie *cookie)  in fscache_invalidate()  argument
474 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_invalidate()
475 		__fscache_invalidate(cookie);  in fscache_invalidate()
488 void fscache_wait_on_invalidate(struct fscache_cookie *cookie)  in fscache_wait_on_invalidate()  argument
490 	if (fscache_cookie_valid(cookie))  in fscache_wait_on_invalidate()
491 		__fscache_wait_on_invalidate(cookie);  in fscache_wait_on_invalidate()
507 int fscache_reserve_space(struct fscache_cookie *cookie, loff_t size)  in fscache_reserve_space()  argument
542 int fscache_read_or_alloc_page(struct fscache_cookie *cookie,  in fscache_read_or_alloc_page()  argument
548 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_read_or_alloc_page()
549 		return __fscache_read_or_alloc_page(cookie, page, end_io_func,  in fscache_read_or_alloc_page()
591 int fscache_read_or_alloc_pages(struct fscache_cookie *cookie,  in fscache_read_or_alloc_pages()  argument
599 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_read_or_alloc_pages()
600 		return __fscache_read_or_alloc_pages(cookie, mapping, pages,  in fscache_read_or_alloc_pages()
626 int fscache_alloc_page(struct fscache_cookie *cookie,  in fscache_alloc_page()  argument
630 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_alloc_page()
631 		return __fscache_alloc_page(cookie, page, gfp);  in fscache_alloc_page()
649 void fscache_readpages_cancel(struct fscache_cookie *cookie,  in fscache_readpages_cancel()  argument
652 	if (fscache_cookie_valid(cookie))  in fscache_readpages_cancel()
653 		__fscache_readpages_cancel(cookie, pages);  in fscache_readpages_cancel()
675 int fscache_write_page(struct fscache_cookie *cookie,  in fscache_write_page()  argument
679 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_write_page()
680 		return __fscache_write_page(cookie, page, gfp);  in fscache_write_page()
700 void fscache_uncache_page(struct fscache_cookie *cookie,  in fscache_uncache_page()  argument
703 	if (fscache_cookie_valid(cookie))  in fscache_uncache_page()
704 		__fscache_uncache_page(cookie, page);  in fscache_uncache_page()
718 bool fscache_check_page_write(struct fscache_cookie *cookie,  in fscache_check_page_write()  argument
721 	if (fscache_cookie_valid(cookie))  in fscache_check_page_write()
722 		return __fscache_check_page_write(cookie, page);  in fscache_check_page_write()
738 void fscache_wait_on_page_write(struct fscache_cookie *cookie,  in fscache_wait_on_page_write()  argument
741 	if (fscache_cookie_valid(cookie))  in fscache_wait_on_page_write()
742 		__fscache_wait_on_page_write(cookie, page);  in fscache_wait_on_page_write()
761 bool fscache_maybe_release_page(struct fscache_cookie *cookie,  in fscache_maybe_release_page()  argument
765 	if (fscache_cookie_valid(cookie) && PageFsCache(page))  in fscache_maybe_release_page()
766 		return __fscache_maybe_release_page(cookie, page, gfp);  in fscache_maybe_release_page()
782 void fscache_uncache_all_inode_pages(struct fscache_cookie *cookie,  in fscache_uncache_all_inode_pages()  argument
785 	if (fscache_cookie_valid(cookie))  in fscache_uncache_all_inode_pages()
786 		__fscache_uncache_all_inode_pages(cookie, inode);  in fscache_uncache_all_inode_pages()
804 void fscache_disable_cookie(struct fscache_cookie *cookie, bool invalidate)  in fscache_disable_cookie()  argument
806 	if (fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie))  in fscache_disable_cookie()
807 		__fscache_disable_cookie(cookie, invalidate);  in fscache_disable_cookie()
824 void fscache_enable_cookie(struct fscache_cookie *cookie,  in fscache_enable_cookie()  argument
828 	if (fscache_cookie_valid(cookie) && !fscache_cookie_enabled(cookie))  in fscache_enable_cookie()
829 		__fscache_enable_cookie(cookie, can_enable, data);  in fscache_enable_cookie()