2 * Compatibility functions which bloat the callers too much to make inline.
3 * All of the callers of these functions should be converted to use folios
7 #include <linux/migrate.h>
8 #include <linux/pagemap.h>
9 #include <linux/rmap.h>
10 #include <linux/swap.h>
13 struct address_space
*page_mapping(struct page
*page
)
15 return folio_mapping(page_folio(page
));
17 EXPORT_SYMBOL(page_mapping
);
19 void unlock_page(struct page
*page
)
21 return folio_unlock(page_folio(page
));
23 EXPORT_SYMBOL(unlock_page
);
25 void end_page_writeback(struct page
*page
)
27 return folio_end_writeback(page_folio(page
));
29 EXPORT_SYMBOL(end_page_writeback
);
31 void wait_on_page_writeback(struct page
*page
)
33 return folio_wait_writeback(page_folio(page
));
35 EXPORT_SYMBOL_GPL(wait_on_page_writeback
);
37 void wait_for_stable_page(struct page
*page
)
39 return folio_wait_stable(page_folio(page
));
41 EXPORT_SYMBOL_GPL(wait_for_stable_page
);
43 void mark_page_accessed(struct page
*page
)
45 folio_mark_accessed(page_folio(page
));
47 EXPORT_SYMBOL(mark_page_accessed
);
49 void set_page_writeback(struct page
*page
)
51 folio_start_writeback(page_folio(page
));
53 EXPORT_SYMBOL(set_page_writeback
);
55 bool set_page_dirty(struct page
*page
)
57 return folio_mark_dirty(page_folio(page
));
59 EXPORT_SYMBOL(set_page_dirty
);
61 int __set_page_dirty_nobuffers(struct page
*page
)
63 return filemap_dirty_folio(page_mapping(page
), page_folio(page
));
65 EXPORT_SYMBOL(__set_page_dirty_nobuffers
);
67 bool clear_page_dirty_for_io(struct page
*page
)
69 return folio_clear_dirty_for_io(page_folio(page
));
71 EXPORT_SYMBOL(clear_page_dirty_for_io
);
73 bool redirty_page_for_writepage(struct writeback_control
*wbc
,
76 return folio_redirty_for_writepage(wbc
, page_folio(page
));
78 EXPORT_SYMBOL(redirty_page_for_writepage
);
80 int add_to_page_cache_lru(struct page
*page
, struct address_space
*mapping
,
81 pgoff_t index
, gfp_t gfp
)
83 return filemap_add_folio(mapping
, page_folio(page
), index
, gfp
);
85 EXPORT_SYMBOL(add_to_page_cache_lru
);
88 struct page
*pagecache_get_page(struct address_space
*mapping
, pgoff_t index
,
89 fgf_t fgp_flags
, gfp_t gfp
)
93 folio
= __filemap_get_folio(mapping
, index
, fgp_flags
, gfp
);
96 return folio_file_page(folio
, index
);
98 EXPORT_SYMBOL(pagecache_get_page
);
100 struct page
*grab_cache_page_write_begin(struct address_space
*mapping
,
103 return pagecache_get_page(mapping
, index
, FGP_WRITEBEGIN
,
104 mapping_gfp_mask(mapping
));
106 EXPORT_SYMBOL(grab_cache_page_write_begin
);
108 bool isolate_lru_page(struct page
*page
)
110 if (WARN_RATELIMIT(PageTail(page
), "trying to isolate tail page"))
112 return folio_isolate_lru((struct folio
*)page
);
115 void putback_lru_page(struct page
*page
)
117 folio_putback_lru(page_folio(page
));