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-rw-r--r--include/linux/bits.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/bits.h b/include/linux/bits.h
index 14fd0ca9a6cd..e1e517769140 100644
--- a/include/linux/bits.h
+++ b/include/linux/bits.h
@@ -19,16 +19,21 @@
* GENMASK_ULL(39, 21) gives us the 64bit vector 0x000000ffffe00000.
*/
#if !defined(__ASSEMBLY__)
+
#include <linux/build_bug.h>
#include <linux/compiler.h>
+
#define GENMASK_INPUT_CHECK(h, l) BUILD_BUG_ON_ZERO(const_true((l) > (h)))
-#else
+
+#else /* defined(__ASSEMBLY__) */
+
/*
* BUILD_BUG_ON_ZERO is not available in h files included from asm files,
* disable the input check if that is the case.
*/
#define GENMASK_INPUT_CHECK(h, l) 0
-#endif
+
+#endif /* !defined(__ASSEMBLY__) */
#define GENMASK(h, l) \
(GENMASK_INPUT_CHECK(h, l) + __GENMASK(h, l))