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-rw-r--r--include/asm-powerpc/bitops.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-powerpc/bitops.h b/include/asm-powerpc/bitops.h
index a99a74929475..897eade3afbe 100644
--- a/include/asm-powerpc/bitops.h
+++ b/include/asm-powerpc/bitops.h
@@ -313,6 +313,11 @@ static __inline__ int fls(unsigned int x)
return 32 - lz;
}
+static __inline__ unsigned long __fls(unsigned long x)
+{
+ return __ilog2(x);
+}
+
/*
* 64-bit can do this using one cntlzd (count leading zeroes doubleword)
* instruction; for 32-bit we use the generic version, which does two