From 263e721e3ba1f3b42ad61aed3d504f3c8c9c0eb6 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 7 Mar 2023 15:34:05 +0100 Subject: mm: make mapping_get_entry available outside of filemap.c mapping_get_entry is useful for page cache API users that need to know about xa_value internals. Rename it and make it available in pagemap.h. Link: https://lkml.kernel.org/r/20230307143410.28031-3-hch@lst.de Signed-off-by: Christoph Hellwig Reviewed-by: Matthew Wilcox (Oracle) Cc: Andreas Gruenbacher Cc: Hugh Dickins Cc: Ryusuke Konishi Signed-off-by: Andrew Morton --- mm/filemap.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'mm/filemap.c') diff --git a/mm/filemap.c b/mm/filemap.c index 2723104cc06a..a674108a4d52 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1836,7 +1836,7 @@ EXPORT_SYMBOL(page_cache_prev_miss); */ /* - * mapping_get_entry - Get a page cache entry. + * filemap_get_entry - Get a page cache entry. * @mapping: the address_space to search * @index: The page cache index. * @@ -1847,7 +1847,7 @@ EXPORT_SYMBOL(page_cache_prev_miss); * * Return: The folio, swap or shadow entry, %NULL if nothing is found. */ -static void *mapping_get_entry(struct address_space *mapping, pgoff_t index) +void *filemap_get_entry(struct address_space *mapping, pgoff_t index) { XA_STATE(xas, &mapping->i_pages, index); struct folio *folio; @@ -1917,7 +1917,7 @@ struct folio *__filemap_get_folio(struct address_space *mapping, pgoff_t index, struct folio *folio; repeat: - folio = mapping_get_entry(mapping, index); + folio = filemap_get_entry(mapping, index); if (xa_is_value(folio)) { if (fgp_flags & FGP_ENTRY) return folio; -- cgit