From: Liu Ye <liuye@kylinos.com>
From : Liu Ye <liuye@kylinos.com>
The `movable` variable is always used when `CONFIG_TRANSPARENT_HUGEPAGE`
is enabled, so the `__maybe_unused` attribute is not necessary.
This patch removes it and keeps the variable declaration within the
`#ifdef` block for better clarity.
Signed-off-by: Liu Ye<liuye@kylinos.com>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 542d25f77be8..fe76fd237dd0 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -508,9 +508,9 @@ static void bad_page(struct page *page, const char *reason)
static inline unsigned int order_to_pindex(int migratetype, int order)
{
- bool __maybe_unused movable;
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+ bool movable;
if (order > PAGE_ALLOC_COSTLY_ORDER) {
VM_BUG_ON(order != HPAGE_PMD_ORDER);
--
2.25.1