Revert "ktime: Simplify ktime_compare implementation"

Thierry bisected boot failures to this simplification commit.

Reverts: 3f1d472055bb ("ktime: Simplify ktime_compare implementation")
Reported-by: Thierry Reding <thierry.reding@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Mariusz Skamra <mariuszx.skamra@intel.com>

diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index 04817b1ca0195afa4f4cff4888c1267e60ed9e18..0c8bd45c820615eeaa3d50370f598c7f567ce51d 100644 (file)
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -108,7 +108,11 @@ static inline ktime_t timeval_to_ktime(struct timeval tv)
  */
 static inline int ktime_compare(const ktime_t cmp1, const ktime_t cmp2)
 {
-       return ktime_sub(cmp1, cmp2);
+       if (cmp1 < cmp2)
+               return -1;
+       if (cmp1 > cmp2)
+               return 1;
+       return 0;
 }
 
 /**