From: Wei Liu <wei.liu2@citrix.com>
To: David Vrabel <dvrabel@cantab.net>
Cc: <wei.liu2@citrix.com>, Ian Campbell <Ian.Campbell@citrix.com>,
"konrad.wilk@oracle.com" <konrad.wilk@oracle.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: [Xen-devel] [RFC PATCH 4/6] netback: add module get/put operations along with vif connect/disconnect.
Date: Mon, 16 Jan 2012 09:43:24 +0000 [thread overview]
Message-ID: <1326707004.5285.8.camel@liuw-desktop> (raw)
In-Reply-To: <4F107B89.6000004@cantab.net>
On Fri, 2012-01-13 at 18:44 +0000, David Vrabel wrote:
> On 13/01/12 16:59, Wei Liu wrote:
> > If there is vif running and user unloads netback, it will certainly
> > cause problems.
>
> Is this necessary? As part of module unload netback_remove() will be
> called and this will clean everything correctly, yes?
>
You're right here from the host's perspective of view. Everything gets
cleaned up.
But from the guest's perspective of view, its network interface just
mysteriously stops working.
So my "problems" in the above statements comes from guest, will make
commit message more clear.
Wei.
next prev parent reply other threads:[~2012-01-16 9:44 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-13 16:59 [RFC PATCH] New Xen netback implementation Wei Liu
2012-01-13 16:59 ` [RFC PATCH 1/6] netback: page pool version 1 Wei Liu
2012-01-13 17:37 ` Konrad Rzeszutek Wilk
2012-01-16 9:31 ` Wei Liu
2012-01-13 16:59 ` [RFC PATCH 2/6] netback: add module unload function Wei Liu
2012-01-13 17:57 ` [Xen-devel] " David Vrabel
2012-01-16 9:31 ` Wei Liu
2012-01-13 18:47 ` David Vrabel
2012-01-13 16:59 ` [RFC PATCH 3/6] netback: switch to NAPI + kthread model Wei Liu
2012-01-13 18:21 ` [Xen-devel] " David Vrabel
2012-01-16 9:33 ` Wei Liu
2012-01-16 10:45 ` Ian Campbell
2012-01-16 10:49 ` Wei Liu
2012-01-16 10:56 ` Paul Durrant
2012-01-16 11:09 ` Ian Campbell
2012-01-16 11:46 ` David Vrabel
2012-01-16 10:14 ` Paul Durrant
2012-01-16 10:31 ` Ian Campbell
2012-01-13 16:59 ` [RFC PATCH 4/6] netback: add module get/put operations along with vif connect/disconnect Wei Liu
2012-01-13 18:44 ` [Xen-devel] " David Vrabel
2012-01-16 9:43 ` Wei Liu [this message]
2012-01-13 16:59 ` [RFC PATCH 5/6] netback: melt xen_netbk into xenvif Wei Liu
2012-01-13 16:59 ` [RFC PATCH 6/6] netback: alter internal function/structure names Wei Liu
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