diff options
| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2021-05-08 00:35:49 -0400 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-01-04 13:15:33 -0500 |
| commit | a548b615834548c202548ca2acbf7b42a17003d7 (patch) | |
| tree | 01d90311d1f4d20aeb9dba806cd93d37bc9180e9 /mm/filemap.c | |
| parent | 9f2b04a25a41b1f41b3cead4f56854a4192ec5b0 (diff) | |
| download | linux-a548b615834548c202548ca2acbf7b42a17003d7.tar.gz | |
filemap: Convert page_cache_delete to take a folio
It was already assuming a head page, so this is a straightforward
conversion. Convert the one caller to call page_folio(), even though
it must currently be passing in a head page.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Diffstat (limited to 'mm/filemap.c')
| -rw-r--r-- | mm/filemap.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index 5dd3c6e39c9f9..38fb26e16b859 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -121,27 +121,26 @@ */ static void page_cache_delete(struct address_space *mapping, - struct page *page, void *shadow) + struct folio *folio, void *shadow) { - XA_STATE(xas, &mapping->i_pages, page->index); - unsigned int nr = 1; + XA_STATE(xas, &mapping->i_pages, folio->index); + long nr = 1; mapping_set_update(&xas, mapping); /* hugetlb pages are represented by a single entry in the xarray */ - if (!PageHuge(page)) { - xas_set_order(&xas, page->index, compound_order(page)); - nr = compound_nr(page); + if (!folio_test_hugetlb(folio)) { + xas_set_order(&xas, folio->index, folio_order(folio)); + nr = folio_nr_pages(folio); } - VM_BUG_ON_PAGE(!PageLocked(page), page); - VM_BUG_ON_PAGE(PageTail(page), page); - VM_BUG_ON_PAGE(nr != 1 && shadow, page); + VM_BUG_ON_FOLIO(!folio_test_locked(folio), folio); + VM_BUG_ON_FOLIO(nr != 1 && shadow, folio); xas_store(&xas, shadow); xas_init_marks(&xas); - page->mapping = NULL; + folio->mapping = NULL; /* Leave page->index set: truncation lookup relies upon it */ mapping->nrpages -= nr; } @@ -223,12 +222,13 @@ static void unaccount_page_cache_page(struct address_space *mapping, */ void __delete_from_page_cache(struct page *page, void *shadow) { + struct folio *folio = page_folio(page); struct address_space *mapping = page->mapping; trace_mm_filemap_delete_from_page_cache(page); unaccount_page_cache_page(mapping, page); - page_cache_delete(mapping, page, shadow); + page_cache_delete(mapping, folio, shadow); } static void page_cache_free_page(struct address_space *mapping, |