netdev - [PATCH] vhost: Make use of the helper macro kthread

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Date:   Thu, 21 Oct 2021 16:44:06 +0800
From:   Cai Huoqing <caihuoqing@...du.com>
To:     <caihuoqing@...du.com>
CC:     "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>, <kvm@...r.kernel.org>,
        <virtualization@...ts.linux-foundation.org>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] vhost: Make use of the helper macro kthread_run()

Repalce kthread_create/wake_up_process() with kthread_run()
to simplify the code.

Signed-off-by: Cai Huoqing <caihuoqing@...du.com>
---
 drivers/vhost/vhost.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 59edb5a1ffe2..e67bd5603b5f 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -595,15 +595,15 @@ long vhost_dev_set_owner(struct vhost_dev *dev)
 
 	dev->kcov_handle = kcov_common_handle();
 	if (dev->use_worker) {
-		worker = kthread_create(vhost_worker, dev,
-					"vhost-%d", current->pid);
+		/* avoid contributing to loadavg */
+		worker = kthread_run(vhost_worker, dev,
+				     "vhost-%d", current->pid);
 		if (IS_ERR(worker)) {
 			err = PTR_ERR(worker);
 			goto err_worker;
 		}
 
 		dev->worker = worker;
-		wake_up_process(worker); /* avoid contributing to loadavg */
 
 		err = vhost_attach_cgroups(dev);
 		if (err)
-- 
2.25.1