[PATCH 2/3] async: remove unused @node from struct async_domain

[Lai Jiangshan <laijs@cn.fujitsu.com>]

The @node in struct async_domain is unused after we introduce
async_global_pending, remove it.

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Tejun Heo <tj@kernel.org>
Cc: Arjan van de Ven <arjan@linux.intel.com>
---
 include/linux/async.h |   13 ++++---------
 1 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/include/linux/async.h b/include/linux/async.h
index a2e3f18..8e53494 100644
--- a/include/linux/async.h
+++ b/include/linux/async.h
@@ -18,7 +18,6 @@
 typedef u64 async_cookie_t;
 typedef void (async_func_ptr) (void *data, async_cookie_t cookie);
 struct async_domain {
-	struct list_head node;
 	struct list_head pending;
 	unsigned registered:1;
 };
@@ -26,19 +25,15 @@ struct async_domain {
 /*
  * domain participates in global async_synchronize_full
  */
-#define ASYNC_DOMAIN(_name) \
-	struct async_domain _name = { .node = LIST_HEAD_INIT(_name.node), \
-				      .pending = LIST_HEAD_INIT(_name.pending), \
-				      .registered = 1 }
+#define ASYNC_DOMAIN(_name) struct async_domain _name =			\
+	{ .pending = LIST_HEAD_INIT(_name.pending), .registered = 1 }
 
 /*
  * domain is free to go out of scope as soon as all pending work is
  * complete, this domain does not participate in async_synchronize_full
  */
-#define ASYNC_DOMAIN_EXCLUSIVE(_name) \
-	struct async_domain _name = { .node = LIST_HEAD_INIT(_name.node), \
-				      .pending = LIST_HEAD_INIT(_name.pending), \
-				      .registered = 0 }
+#define ASYNC_DOMAIN_EXCLUSIVE(_name) struct async_domain _name =	\
+	{ .pending = LIST_HEAD_INIT(_name.pending), .registered = 0 }
 
 extern async_cookie_t async_schedule(async_func_ptr *ptr, void *data);
 extern async_cookie_t async_schedule_domain(async_func_ptr *ptr, void *data,
-- 
1.7.4.4