Lines Matching refs:readahead
61 /* Initial readahead hits is 4 to start up with a small window */
358 bool readahead;
362 * so let's bail out rather than confusing the readahead stat.
367 readahead = folio_test_clear_readahead(folio);
375 if (readahead)
381 if (readahead) {
592 * We can have no readahead hits to judge by: but must not get
608 /* Don't shrink readahead too fast */
646 * Primitive swap readahead code. We simply read an aligned block of
649 * the 'original' request together with the readahead ones...
652 * are used for every page of the readahead: neighbouring pages on swap
792 * Primitive swap readahead code. We simply read in a few pages whose
867 * It's a main entry function for swap readahead. By the configuration,
869 * or vma-based(ie, virtual address based on faulty address) readahead.