mm/page_ext: remove unused return value of offline_page_ext

Patch series "minor cleanups for page_ext". This series contains some random minor cleanups for page_ext. More details can be found in respective patches. This patch (of 3): offline_page_ext always returns 0 and no caller checks the return value. Just remove unused return value of offline_page_ext. Link: https://lkml.kernel.org/r/[email protected] Link: https://lkml.kernel.org/r/[email protected] Signed-off-by: Kemeng Shi <[email protected]> Cc: Joonsoo Kim <[email protected]> Signed-off-by: Andrew Morton <[email protected]>
mpe · Aug 18, 2023 · 063ff7c · 063ff7c
1 parent 5f6d286
commit 063ff7c
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/mm/page_ext.c b/mm/page_ext.c
@@ -430,7 +430,7 @@ static int __meminit online_page_ext(unsigned long start_pfn,
 	return -ENOMEM;
 }
 
-static int __meminit offline_page_ext(unsigned long start_pfn,
+static void __meminit offline_page_ext(unsigned long start_pfn,
 				unsigned long nr_pages)
 {
 	unsigned long start, end, pfn;
@@ -454,8 +454,6 @@ static int __meminit offline_page_ext(unsigned long start_pfn,
 
 	for (pfn = start; pfn < end; pfn += PAGES_PER_SECTION)
 		__free_page_ext(pfn);
-	return 0;
-
 }
 
 static int __meminit page_ext_callback(struct notifier_block *self,