rcu: Fix __rcu_reclaim() to use true/false for bool

The __rcu_reclaim() function returned 0/1, which is not proper for a
function of type bool.  This commit therefore converts to false/true.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Lai Jiangshan <laijs@cn.fujitsu.com>

1 files changed, 6 insertions, 2 deletions

diff --git a/kernel/rcu/rcu.h b/kernel/rcu/rcu.h
index bfda2726ca45..ff1a6de62f17 100644
--- a/kernel/rcu/rcu.h
+++ b/kernel/rcu/rcu.h
@@ -99,6 +99,10 @@ static inline void debug_rcu_head_unqueue(struct rcu_head *head)
 
 void kfree(const void *);
 
+/*
+ * Reclaim the specified callback, either by invoking it (non-lazy case)
+ * or freeing it directly (lazy case).  Return true if lazy, false otherwise.
+ */
 static inline bool __rcu_reclaim(const char *rn, struct rcu_head *head)
 {
         unsigned long offset = (unsigned long)head->func;
@@ -108,12 +112,12 @@ static inline bool __rcu_reclaim(const char *rn, struct rcu_head *head)
                 RCU_TRACE(trace_rcu_invoke_kfree_callback(rn, head, offset));
                 kfree((void *)head - offset);
                 rcu_lock_release(&rcu_callback_map);
-                return 1;
+                return true;
         } else {
                 RCU_TRACE(trace_rcu_invoke_callback(rn, head));
                 head->func(head);
                 rcu_lock_release(&rcu_callback_map);
-                return 0;
+                return false;
         }
 }