netdev - [PATCH] vhost: Remove the unused variable.

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Message-Id: <1515388431-4459-1-git-send-email-xiangxia.m.yue@gmail.com>
Date:   Sun,  7 Jan 2018 21:13:51 -0800
From:   Tonghao Zhang <xiangxia.m.yue@...il.com>
To:     jasowang@...hat.com, netdev@...r.kernel.org
Cc:     Tonghao Zhang <xiangxia.m.yue@...il.com>
Subject: [PATCH] vhost: Remove the unused variable.

The patch (7235acdb1) changed the way of the work
flushing in which the queued seq, done seq, and the
flushing are not used anymore. Then remove them now.

Fixes: 7235acdb1 ("vhost: simplify work flushing")
Cc: Jason Wang <jasowang@...hat.com>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@...il.com>
---
 drivers/vhost/vhost.c | 1 -
 drivers/vhost/vhost.h | 4 ----
 2 files changed, 5 deletions(-)

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 33ac2b186b85..9b04cad91d65 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -181,7 +181,6 @@ void vhost_work_init(struct vhost_work *work, vhost_work_fn_t fn)
 {
 	clear_bit(VHOST_WORK_QUEUED, &work->flags);
 	work->fn = fn;
-	init_waitqueue_head(&work->done);
 }
 EXPORT_SYMBOL_GPL(vhost_work_init);

diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index 79c6e7a60a5e..749fe13e061c 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -20,10 +20,6 @@ typedef void (*vhost_work_fn_t)(struct vhost_work *work);
 struct vhost_work {
 	struct llist_node	  node;
 	vhost_work_fn_t		  fn;
-	wait_queue_head_t	  done;
-	int			  flushing;
-	unsigned		  queue_seq;
-	unsigned		  done_seq;
 	unsigned long		  flags;
 };

-- 
2.13.6