From: Matthew Wilcox (Oracle) <willy@infradead.org>
Date: Sat, 12 Feb 2022 22:39:10 +0000 (-0500)
Subject: mm/truncate: Convert invalidate_inode_page() to use a folio
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4418481396b2caeded6d0eed11ac9052ab4c0763;p=linux.git

mm/truncate: Convert invalidate_inode_page() to use a folio

This saves a number of calls to compound_head().

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>
---

diff --git a/mm/truncate.c b/mm/truncate.c
index e5e2edaa0b763..b73c30c95cd06 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -281,14 +281,15 @@ EXPORT_SYMBOL(generic_error_remove_page);
  */
 int invalidate_inode_page(struct page *page)
 {
-	struct address_space *mapping = page_mapping(page);
+	struct folio *folio = page_folio(page);
+	struct address_space *mapping = folio_mapping(folio);
 	if (!mapping)
 		return 0;
-	if (PageDirty(page) || PageWriteback(page))
+	if (folio_test_dirty(folio) || folio_test_writeback(folio))
 		return 0;
 	if (page_mapped(page))
 		return 0;
-	if (page_has_private(page) && !try_to_release_page(page, 0))
+	if (folio_has_private(folio) && !filemap_release_folio(folio, 0))
 		return 0;
 
 	return remove_mapping(mapping, page);