1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h
index 6f178563e336..09204e40d663 100644
--- a/include/asm-generic/cputime.h
+++ b/include/asm-generic/cputime.h
@@ -24,7 +24,9 @@ typedef u64 cputime64_t;
 
 #define cputime64_zero (0ULL)
 #define cputime64_add(__a, __b)         ((__a) + (__b))
+#define cputime64_sub(__a, __b)         ((__a) - (__b))
 #define cputime64_to_jiffies64(__ct)    (__ct)
+#define jiffies64_to_cputime64(__jif)   (__jif)
 #define cputime_to_cputime64(__ct)      ((u64) __ct)