[f2fs-dev] [PATCH 3/6] memory-failure: Remove calls to page_mapping()

["Matthew Wilcox (Oracle)" <willy@infradead.org>]

This is mostly just inlining page_mapping() into the two callers.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
---
 mm/memory-failure.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index e065dd9be21e..62aa3db17854 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -216,6 +216,7 @@ EXPORT_SYMBOL_GPL(hwpoison_filter_flags_value);
 
 static int hwpoison_filter_dev(struct page *p)
 {
+	struct folio *folio = page_folio(p);
 	struct address_space *mapping;
 	dev_t dev;
 
@@ -223,7 +224,7 @@ static int hwpoison_filter_dev(struct page *p)
 	    hwpoison_filter_dev_minor == ~0U)
 		return 0;
 
-	mapping = page_mapping(p);
+	mapping = folio_mapping(folio);
 	if (mapping == NULL || mapping->host == NULL)
 		return -EINVAL;
 
@@ -1090,7 +1091,8 @@ static int me_pagecache_clean(struct page_state *ps, struct page *p)
  */
 static int me_pagecache_dirty(struct page_state *ps, struct page *p)
 {
-	struct address_space *mapping = page_mapping(p);
+	struct folio *folio = page_folio(p);
+	struct address_space *mapping = folio_mapping(folio);
 
 	/* TBD: print more information about the file. */
 	if (mapping) {
-- 
2.43.0



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