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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2020-12-16 19:45:30 +0300 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-01-04 21:15:34 +0300 |
| commit | 539a3322f208db478db88c4a76239476defce6b1 (patch) | |
| tree | baac2207dbcd2a3847a78e436223aad27073913d /include/linux/pagemap.h | |
| parent | e292e6d644ce7ba4036494dc1b6ae1dcd79e0a86 (diff) | |
| download | linux-539a3322f208db478db88c4a76239476defce6b1.tar.xz | |
filemap: Add read_cache_folio and read_mapping_folio
Reimplement read_cache_page() as a wrapper around read_cache_folio().
Saves over 400 bytes of text from do_read_cache_folio() which more
than makes up for the extra 100 bytes of text added to the various
wrapper functions.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Diffstat (limited to 'include/linux/pagemap.h')
| -rw-r--r-- | include/linux/pagemap.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h index 30302be6977f..7bef50ea5435 100644 --- a/include/linux/pagemap.h +++ b/include/linux/pagemap.h @@ -629,8 +629,10 @@ static inline struct page *grab_cache_page(struct address_space *mapping, return find_or_create_page(mapping, index, mapping_gfp_mask(mapping)); } -extern struct page * read_cache_page(struct address_space *mapping, - pgoff_t index, filler_t *filler, void *data); +struct folio *read_cache_folio(struct address_space *, pgoff_t index, + filler_t *filler, void *data); +struct page *read_cache_page(struct address_space *, pgoff_t index, + filler_t *filler, void *data); extern struct page * read_cache_page_gfp(struct address_space *mapping, pgoff_t index, gfp_t gfp_mask); extern int read_cache_pages(struct address_space *mapping, @@ -642,6 +644,12 @@ static inline struct page *read_mapping_page(struct address_space *mapping, return read_cache_page(mapping, index, NULL, data); } +static inline struct folio *read_mapping_folio(struct address_space *mapping, + pgoff_t index, void *data) +{ + return read_cache_folio(mapping, index, NULL, data); +} + /* * Get index of the page within radix-tree (but not for hugetlb pages). * (TODO: remove once hugetlb pages will have ->index in PAGE_SIZE) |