libceph: nuke time_sub()

Unused since ceph got merged into mainline I guess.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Alex Elder <elder@linaro.org>

diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
index 30f92cefaa721d040d5f1e2d92ec16429f8c00e3..85ae9a889a3f835f0a8aa98323a18bb63efc5fc2 100644 (file)
--- a/include/linux/ceph/libceph.h
+++ b/include/linux/ceph/libceph.h
@@ -93,15 +93,6 @@ enum {
        CEPH_MOUNT_SHUTDOWN,
 };
 
-/*
- * subtract jiffies
- */
-static inline unsigned long time_sub(unsigned long a, unsigned long b)
-{
-       BUG_ON(time_after(b, a));
-       return (long)a - (long)b;
-}
-
 struct ceph_mds_client;
 
 /*