rcu: repair code-duplication FIXMEs

Combine the duplicate definitions of ULONG_CMP_GE(), ULONG_CMP_LT(),
and rcu_preempt_depth() into include/linux/rcupdate.h.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

1 files changed, 0 insertions, 3 deletions

diff --git a/kernel/rcutree.h b/kernel/rcutree.h
index 7abd439a7573..7918ba61873f 100644
--- a/kernel/rcutree.h
+++ b/kernel/rcutree.h
@@ -272,9 +272,6 @@ struct rcu_data {
 
 #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */
 
-#define ULONG_CMP_GE(a, b)      (ULONG_MAX / 2 >= (a) - (b))
-#define ULONG_CMP_LT(a, b)      (ULONG_MAX / 2 < (a) - (b))
-
 /*
  * RCU global state, including node hierarchy.  This hierarchy is
  * represented in "heap" form in a dense array.  The root (first level)