Rewrite p4d_populate() as a static inline function instead of
a macro.
This change allows typechecking and would have helped detecting
a recently found bug in map_kernel_page().
Cc: Mike Rapoport <r...@kernel.org>
Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu>
---
arch/powerpc/include/asm/nohash/64/pgalloc.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/nohash/64/pgalloc.h
b/arch/powerpc/include/asm/nohash/64/pgalloc.h
index 668aee6017e7..e50b211becb3 100644
--- a/arch/powerpc/include/asm/nohash/64/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/64/pgalloc.h
@@ -15,7 +15,10 @@ struct vmemmap_backing {
};
extern struct vmemmap_backing *vmemmap_list;
-#define p4d_populate(MM, P4D, PUD) p4d_set(P4D, (unsigned long)PUD)
+static inline void p4d_populate(struct mm_struct *mm, p4d_t *p4d, pud_t *pud)
+{
+ p4d_set(p4d, (unsigned long)pud);
+}
static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long addr)
{
--
2.36.1
