[PATCH V3 5/5] mm/khugepaged: make khugepaged_collapse_control static

From: Shivank Garg

Date: Sun Jan 18 2026 - 14:31:16 EST


The global variable 'khugepaged_collapse_control' is not used outside of
mm/khugepaged.c. Make it static to limit its scope.

Reviewed-by: Wei Yang <richard.weiyang@xxxxxxxxx>
Reviewed-by: Zi Yan <ziy@xxxxxxxxxx>
Acked-by: David Hildenbrand (Red Hat) <david@xxxxxxxxxx>
Reviewed-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Signed-off-by: Shivank Garg <shivankg@xxxxxxx>
---
mm/khugepaged.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index 1667abae6d8d..fba6aea5bea6 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -827,7 +827,7 @@ static void khugepaged_alloc_sleep(void)
remove_wait_queue(&khugepaged_wait, &wait);
}

-struct collapse_control khugepaged_collapse_control = {
+static struct collapse_control khugepaged_collapse_control = {
.is_khugepaged = true,
};

--
2.43.0