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Diffstat (limited to 'tools/include/asm-generic/bitops/__fls.h')
-rw-r--r--tools/include/asm-generic/bitops/__fls.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/include/asm-generic/bitops/__fls.h b/tools/include/asm-generic/bitops/__fls.h
index 03f721a8a2b1..54ccccf96e21 100644
--- a/tools/include/asm-generic/bitops/__fls.h
+++ b/tools/include/asm-generic/bitops/__fls.h
@@ -5,12 +5,12 @@
#include <asm/types.h>
/**
- * __fls - find last (most-significant) set bit in a long word
+ * generic___fls - find last (most-significant) set bit in a long word
* @word: the word to search
*
* Undefined if no set bit exists, so code should check against 0 first.
*/
-static __always_inline unsigned long __fls(unsigned long word)
+static __always_inline unsigned long generic___fls(unsigned long word)
{
int num = BITS_PER_LONG - 1;
@@ -41,4 +41,8 @@ static __always_inline unsigned long __fls(unsigned long word)
return num;
}
+#ifndef __HAVE_ARCH___FLS
+#define __fls(word) generic___fls(word)
+#endif
+
#endif /* _ASM_GENERIC_BITOPS___FLS_H_ */