summaryrefslogtreecommitdiff
path: root/include/linux/bitops.h
diff options
context:
space:
mode:
authorJody McIntyre <scjody@modernduck.com>2006-01-05 08:03:40 -0500
committerJody McIntyre <scjody@modernduck.com>2006-01-05 08:03:40 -0500
commit0a75c23a009ff65f651532cecc16675d05f4de37 (patch)
treebdcd6158758fe1810f0ddddb80d2816779518688 /include/linux/bitops.h
parent34b8c399dc04c8e51f014b73458e654570698597 (diff)
parentdb9edfd7e339ca4113153d887e782dd05be5a9eb (diff)
Merge with http://kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'include/linux/bitops.h')
-rw-r--r--include/linux/bitops.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index 38c2fb7ebe09..6a2a19f14bb2 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -76,6 +76,15 @@ static __inline__ int generic_fls(int x)
*/
#include <asm/bitops.h>
+
+static inline int generic_fls64(__u64 x)
+{
+ __u32 h = x >> 32;
+ if (h)
+ return fls(x) + 32;
+ return fls(x);
+}
+
static __inline__ int get_bitmask_order(unsigned int count)
{
int order;