ARM, ARM64 and UniCore32 define UL(x) like follows:
  #define UL(x) _AC(x, UL)

While, M68K defines it differently:
  #define UL(x) ((unsigned long) (x))

I want to move the former to a common header.  Beforehand, this
commit renames the latter to avoid name conflict.

Signed-off-by: Masahiro Yamada <>
Acked-by: Geert Uytterhoeven <>

Changes in v3: None
Changes in v2:
 - Split out as a prerequisite patch

 arch/m68k/mm/init.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index e85acd1..583a8e5 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -122,9 +122,9 @@ void free_initmem(void)
 void __init print_memmap(void)
-#define UL(x) ((unsigned long) (x))
-#define MLK(b, t) UL(b), UL(t), (UL(t) - UL(b)) >> 10
-#define MLM(b, t) UL(b), UL(t), (UL(t) - UL(b)) >> 20
+#define TO_UL(x) ((unsigned long) (x))
+#define MLK(b, t) TO_UL(b), TO_UL(t), (TO_UL(t) - TO_UL(b)) >> 10
+#define MLM(b, t) TO_UL(b), TO_UL(t), (TO_UL(t) - TO_UL(b)) >> 20
 #define MLK_ROUNDUP(b, t) b, t, DIV_ROUND_UP(((t) - (b)), 1024)
        pr_notice("Virtual kernel memory layout:\n"

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