From: David Miller <davem@davemloft.net>
To: xiliang@redhat.com
Cc: netdev@vger.kernel.org, xen-devel@lists.xenproject.org,
jgross@suse.com, boris.ostrovsky@oracle.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] xen-netfront: wait xenbus state change when load module manually
Date: Sun, 29 Jul 2018 08:30:40 -0700 (PDT) [thread overview]
Message-ID: <20180729.083040.53901922165497594.davem@davemloft.net> (raw)
In-Reply-To: <20180727095608.25210-1-xiliang@redhat.com>
From: Xiao Liang <xiliang@redhat.com>
Date: Fri, 27 Jul 2018 17:56:08 +0800
> @@ -1330,6 +1331,11 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev)
> netif_carrier_off(netdev);
>
> xenbus_switch_state(dev, XenbusStateInitialising);
> + wait_event(module_load_q,
> + xenbus_read_driver_state(dev->otherend) !=
> + XenbusStateClosed &&
> + xenbus_read_driver_state(dev->otherend) !=
> + XenbusStateUnknown);
> return netdev;
>
> exit:
What performs the wakeups that will trigger for this sleep site?
Thank you.
next prev parent reply other threads:[~2018-07-29 17:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-27 9:56 [PATCH] xen-netfront: wait xenbus state change when load module manually Xiao Liang
2018-07-27 18:40 ` Boris Ostrovsky
2018-07-30 7:43 ` [Xen-devel] " Xiao Liang
2018-07-29 15:30 ` David Miller [this message]
2018-07-30 8:18 ` Xiao Liang
2018-08-24 11:12 ` Jiri Slaby
2018-08-24 11:26 ` Juergen Gross
2018-08-24 14:26 ` Boris Ostrovsky
2018-09-07 11:06 ` Jiri Slaby
2018-09-07 11:30 ` Juergen Gross
2018-07-30 16:41 ` David Miller
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