diff options
Diffstat (limited to 'mm/readahead.c')
| -rw-r--r-- | mm/readahead.c | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/mm/readahead.c b/mm/readahead.c index b10f0cf81d80..47afbca1d122 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -801,21 +801,25 @@ void readahead_expand(struct readahead_control *ractl, /* Expand the leading edge downwards */ while (ractl->_index > new_index) { unsigned long index = ractl->_index - 1; - struct page *page = xa_load(&mapping->i_pages, index); + struct folio *folio = xa_load(&mapping->i_pages, index); - if (page && !xa_is_value(page)) - return; /* Page apparently present */ + if (folio && !xa_is_value(folio)) + return; /* Folio apparently present */ - page = __page_cache_alloc(gfp_mask); - if (!page) + folio = filemap_alloc_folio(gfp_mask, 0); + if (!folio) return; - if (add_to_page_cache_lru(page, mapping, index, gfp_mask) < 0) { - put_page(page); + if (filemap_add_folio(mapping, folio, index, gfp_mask) < 0) { + folio_put(folio); return; } - + if (unlikely(folio_test_workingset(folio)) && + !ractl->_workingset) { + ractl->_workingset = true; + psi_memstall_enter(&ractl->_pflags); + } ractl->_nr_pages++; - ractl->_index = page->index; + ractl->_index = folio->index; } new_len += new_start - readahead_pos(ractl); @@ -824,19 +828,20 @@ void readahead_expand(struct readahead_control *ractl, /* Expand the trailing edge upwards */ while (ractl->_nr_pages < new_nr_pages) { unsigned long index = ractl->_index + ractl->_nr_pages; - struct page *page = xa_load(&mapping->i_pages, index); + struct folio *folio = xa_load(&mapping->i_pages, index); - if (page && !xa_is_value(page)) - return; /* Page apparently present */ + if (folio && !xa_is_value(folio)) + return; /* Folio apparently present */ - page = __page_cache_alloc(gfp_mask); - if (!page) + folio = filemap_alloc_folio(gfp_mask, 0); + if (!folio) return; - if (add_to_page_cache_lru(page, mapping, index, gfp_mask) < 0) { - put_page(page); + if (filemap_add_folio(mapping, folio, index, gfp_mask) < 0) { + folio_put(folio); return; } - if (unlikely(PageWorkingset(page)) && !ractl->_workingset) { + if (unlikely(folio_test_workingset(folio)) && + !ractl->_workingset) { ractl->_workingset = true; psi_memstall_enter(&ractl->_pflags); } |