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

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Message-Id: <20220127020807.844630-1-yinxiujiang@kylinos.cn>
Date:   Thu, 27 Jan 2022 10:08:07 +0800
From:   Yin Xiujiang <yinxiujiang@...inos.cn>
To:     mst@...hat.com, jasowang@...hat.com
Cc:     kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        yinxiujiang@...inos.cn
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: Yin Xiujiang <yinxiujiang@...inos.cn>
---
 drivers/vhost/vhost.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 59edb5a1ffe2..19e9eda9fc71 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -595,7 +595,7 @@ 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,
+		worker = kthread_run(vhost_worker, dev,
 					"vhost-%d", current->pid);
 		if (IS_ERR(worker)) {
 			err = PTR_ERR(worker);
@@ -603,7 +603,6 @@ long vhost_dev_set_owner(struct vhost_dev *dev)
 		}
 
 		dev->worker = worker;
-		wake_up_process(worker); /* avoid contributing to loadavg */
 
 		err = vhost_attach_cgroups(dev);
 		if (err)
-- 
2.30.0