bcache: fix typo in code comments of closure_return_with_destructor()

[linux.git] / drivers / md / bcache / closure.h

diff --git a/drivers/md/bcache/closure.h b/drivers/md/bcache/closure.h
index 7c2c5bc7c88b12f1ca7067f0f77c086dc54ef594..c88cdc4ae4ec5ebf9d6105e7f8f51cb461811df2 100644 (file)
--- a/drivers/md/bcache/closure.h
+++ b/drivers/md/bcache/closure.h
@@ -159,7 +159,7 @@ struct closure {
 #define CLOSURE_MAGIC_DEAD     0xc054dead
 #define CLOSURE_MAGIC_ALIVE    0xc054a11e
 
-       unsigned                magic;
+       unsigned int            magic;
        struct list_head        all;
        unsigned long           ip;
        unsigned long           waiting_on;
@@ -289,10 +289,12 @@ static inline void closure_init_stack(struct closure *cl)
 }
 
 /**
- * closure_wake_up - wake up all closures on a wait list.
+ * closure_wake_up - wake up all closures on a wait list,
+ *                  with memory barrier
  */
 static inline void closure_wake_up(struct closure_waitlist *list)
 {
+       /* Memory barrier for the wait list */
        smp_mb();
        __closure_wake_up(list);
 }
@@ -343,7 +345,8 @@ do {                                                                        \
 } while (0)
 
 /**
- * closure_return - finish execution of a closure, with destructor
+ * closure_return_with_destructor - finish execution of a closure,
+ *                                 with destructor
  *
  * Works like closure_return(), except @destructor will be called when all
  * outstanding refs on @cl have been dropped; @destructor may be used to safely