linux-kernel - Re: [PATCH v2 3/3] vhost/vsock: use netns of process that opens the vhost-vsock-netns device

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Message-ID: <Z9yBRisP+FtTID34@devvm6277.cco0.facebook.com>
Date: Thu, 20 Mar 2025 13:57:42 -0700
From: Bobby Eshleman <bobbyeshleman@...il.com>
To: Paolo Abeni <pabeni@...hat.com>
Cc: Stefano Garzarella <sgarzare@...hat.com>,
	Jakub Kicinski <kuba@...nel.org>,
	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
	Stefan Hajnoczi <stefanha@...hat.com>,
	"Michael S. Tsirkin" <mst@...hat.com>,
	Jason Wang <jasowang@...hat.com>,
	Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
	Eugenio Pérez <eperezma@...hat.com>,
	Bryan Tan <bryan-bt.tan@...adcom.com>,
	Vishnu Dasa <vishnu.dasa@...adcom.com>,
	Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>,
	"David S. Miller" <davem@...emloft.net>,
	virtualization@...ts.linux.dev, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-hyperv@...r.kernel.org,
	kvm@...r.kernel.org
Subject: Re: [PATCH v2 3/3] vhost/vsock: use netns of process that opens the
 vhost-vsock-netns device

On Wed, Mar 19, 2025 at 10:09:44PM +0100, Paolo Abeni wrote:
> On 3/12/25 9:59 PM, Bobby Eshleman wrote:
> > @@ -753,6 +783,8 @@ static int vhost_vsock_dev_release(struct inode *inode, struct file *file)
> >  	virtio_vsock_skb_queue_purge(&vsock->send_pkt_queue);
> >  
> >  	vhost_dev_cleanup(&vsock->dev);
> > +	if (vsock->net)
> > +		put_net(vsock->net);
> 
> put_net() is a deprecated API, you should use put_net_track() instead.
> 

Got it, thanks!

Best,
Bobby