mm: remove grab_cache_page()

All callers have been converted to use filemap_grab_folio().

Link: https://lkml.kernel.org/r/20250721204619.163883-1-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 10a222e68b851e20995d76edf7e424c5ebacd757..a5ef64a15f96a30971039f132236332b963c0df8 100644 (file)
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -878,7 +878,8 @@ static inline struct page *find_or_create_page(struct address_space *mapping,
  * @mapping: target address_space
  * @index: the page index
  *
- * Same as grab_cache_page(), but do not wait if the page is unavailable.
+ * Returns locked page at given index in given cache, creating it if
+ * needed, but do not wait if the page is locked or to reclaim memory.
  * This is intended for speculative data generators, where the data can
  * be regenerated if the page couldn't be grabbed.  This routine should
  * be safe to call while holding the lock for another page.
@@ -942,15 +943,6 @@ unsigned filemap_get_folios_contig(struct address_space *mapping,
 unsigned filemap_get_folios_tag(struct address_space *mapping, pgoff_t *start,
                pgoff_t end, xa_mark_t tag, struct folio_batch *fbatch);
 
-/*
- * Returns locked page at given index in given cache, creating it if needed.
- */
-static inline struct page *grab_cache_page(struct address_space *mapping,
-                                                               pgoff_t index)
-{
-       return find_or_create_page(mapping, index, mapping_gfp_mask(mapping));
-}
-
 struct folio *read_cache_folio(struct address_space *, pgoff_t index,
                filler_t *filler, struct file *file);
 struct folio *mapping_read_folio_gfp(struct address_space *, pgoff_t index,