vma, pmd_t *pmd,
+int __must_check __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd,
 		unsigned long address, bool freeze);
 
 /**
@@ -448,7 +448,7 @@ static inline bool pmd_is_huge(pmd_t pmd)
 	return false;
 }
 
-static inline int split_huge_pmd(struct vm_area_struct *vma,
+static inline int __must_check split_huge_pmd(struct vm_area_struct *vma,
 					     pmd_t *pmd, unsigned long address)
 {
 	if (pmd_is_huge(*pmd))
@@ -456,7 +456,7 @@ static inline int split_huge_pmd(struct vm_area_struct *vma,
 	return 0;
 }
 
-int split_huge_pmd_address(struct vm_area_struct *vma, unsigned long address,
+int __must_check split_huge_pmd_address(struct vm_area_struct *vma, unsigned long address,
 		bool freeze);
 
 void __split_huge_pud(struct vm_area_struct *vma, pud_t *pud,
-- 
2.47.3[RFC v2 13/21] mm: huge_mm: Make sure all split_huge_pmd calls are checkedUsama Arif <usama.arif@linux.dev> undefinedAndrew Morton <akpm@linux-foundation.org>, david@kernel.org, lorenzo.stoakes@oracle.com, willy@infradead.org, linux-mm@kvack.org undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined undefined•J†źF