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Subject[PATCH v2 19/20] linux/build_bug.h, linux/power_of_2.h: Move [__]BUILD_BUG_ON_NOT_POWER_OF_2() to <linux/power_of_2.h>
Date
Signed-off-by: Alejandro Colomar <alx.manpages@gmail.com>
---
include/linux/build_bug.h | 7 +------
include/linux/power_of_2.h | 9 +++++++++
2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/include/linux/build_bug.h b/include/linux/build_bug.h
index 539e3d5df027..65f64cd399be 100644
--- a/include/linux/build_bug.h
+++ b/include/linux/build_bug.h
@@ -5,14 +5,9 @@

#include <linux/compiler.h>
#include <linux/must_be.h>
+#include <linux/power_of_2.h>


-/* Force a compilation error if a constant expression is not a power of 2 */
-#define __BUILD_BUG_ON_NOT_POWER_OF_2(n) \
- BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
-#define BUILD_BUG_ON_NOT_POWER_OF_2(n) \
- BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0))
-
/*
* BUILD_BUG_ON_INVALID() permits the compiler to check the validity of the
* expression but avoids the generation of any code, even if that expression
diff --git a/include/linux/power_of_2.h b/include/linux/power_of_2.h
index 812fe86eefcd..132592f0b718 100644
--- a/include/linux/power_of_2.h
+++ b/include/linux/power_of_2.h
@@ -3,8 +3,17 @@
#define _LINUX_POWER_OF_2_H


+#include <linux/build_bug.h>
+
+
#define __IS_POWER_OF_2_OR_0(n) (((n) & ((n) - 1)) == 0)
#define __IS_POWER_OF_2(n) (__IS_POWER_OF_2_OR_0(n) && ((n) != 0))

+/* Force a compilation error if a constant expression is not a power of 2 */
+#define __BUILD_BUG_ON_NOT_POWER_OF_2(n) \
+ BUILD_BUG_ON(((n) & ((n) - 1)) != 0)
+#define BUILD_BUG_ON_NOT_POWER_OF_2(n) \
+ BUILD_BUG_ON((n) == 0 || (((n) & ((n) - 1)) != 0))
+

#endif /* _LINUX_POWER_OF_2_H */
--
2.33.1
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