111 static int read_pages(struct address_space *mapping, struct file *filp,  in read_pages()  argument
121 		ret = mapping->a_ops->readpages(filp, mapping, pages, nr_pages);  in read_pages()
132 			mapping->a_ops->readpage(filp, page);  in read_pages()
152 int __do_page_cache_readahead(struct address_space *mapping, struct file *filp,  in __do_page_cache_readahead()  argument
200 		read_pages(mapping, filp, &page_pool, ret);  in __do_page_cache_readahead()
210 int force_page_cache_readahead(struct address_space *mapping, struct file *filp,  in force_page_cache_readahead()  argument
224 		err = __do_page_cache_readahead(mapping, filp,  in force_page_cache_readahead()
369 		   struct file_ra_state *ra, struct file *filp,  in ondemand_readahead()  argument
444 	return __do_page_cache_readahead(mapping, filp, offset, req_size, 0);  in ondemand_readahead()
462 	return ra_submit(ra, mapping, filp);  in ondemand_readahead()
480 			       struct file_ra_state *ra, struct file *filp,  in page_cache_sync_readahead()  argument
488 	if (filp && (filp->f_mode & FMODE_RANDOM)) {  in page_cache_sync_readahead()
489 		force_page_cache_readahead(mapping, filp, offset, req_size);  in page_cache_sync_readahead()
494 	ondemand_readahead(mapping, ra, filp, false, offset, req_size);  in page_cache_sync_readahead()
515 			   struct file_ra_state *ra, struct file *filp,  in page_cache_async_readahead()  argument
538 	ondemand_readahead(mapping, ra, filp, true, offset, req_size);  in page_cache_async_readahead()
543 do_readahead(struct address_space *mapping, struct file *filp,  in do_readahead()  argument
549 	return force_page_cache_readahead(mapping, filp, index, nr);  in do_readahead()