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-rw-r--r--include/asm-x86_64/bitops.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-x86_64/bitops.h b/include/asm-x86_64/bitops.h
index 05a0d374404..94b52c8ce97 100644
--- a/include/asm-x86_64/bitops.h
+++ b/include/asm-x86_64/bitops.h
@@ -409,6 +409,7 @@ static __inline__ int ffs(int x)
/* find last set bit */
#define fls(x) generic_fls(x)
+#define fls64(x) generic_fls64(x)
#endif /* __KERNEL__ */