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@redhat.com>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 5727b18..67fa3d1 100644 (file)
--- 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 79c6e7a..749fe13 100644 (file)
--- 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;
 };