Merge branch '40GbE' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net...

[cascardo/linux.git] / include / linux / bitops.h

diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 299e76b..a83c822 100644 (file)
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -65,16 +65,6 @@ static inline int get_bitmask_order(unsigned int count)
        return order;   /* We could be slightly more clever with -1 here... */
 }
 
-static inline int get_count_order(unsigned int count)
-{
-       int order;
-
-       order = fls(count) - 1;
-       if (count & (count - 1))
-               order++;
-       return order;
-}
-
 static __always_inline unsigned long hweight_long(unsigned long w)
 {
        return sizeof(w) == 4 ? hweight32(w) : hweight64(w);
@@ -191,6 +181,32 @@ static inline unsigned fls_long(unsigned long l)
        return fls64(l);
 }
 
+static inline int get_count_order(unsigned int count)
+{
+       int order;
+
+       order = fls(count) - 1;
+       if (count & (count - 1))
+               order++;
+       return order;
+}
+
+/**
+ * get_count_order_long - get order after rounding @l up to power of 2
+ * @l: parameter
+ *
+ * it is same as get_count_order() but with long type parameter
+ */
+static inline int get_count_order_long(unsigned long l)
+{
+       if (l == 0UL)
+               return -1;
+       else if (l & (l - 1UL))
+               return (int)fls_long(l);
+       else
+               return (int)fls_long(l) - 1;
+}
+
 /**
  * __ffs64 - find first set bit in a 64 bit word
  * @word: The 64 bit word