Re: [Xen-devel] [OSSTEST PATCH 2/4] Build XEN and HVM Dom0 kernel for L1 guest VM

["Hu, Robert" <robert.hu@xxxxxxxxx>]

> -----Original Message-----
> From: Ian Campbell [mailto:Ian.Campbell@xxxxxxxxxx]
> Sent: Tuesday, January 27, 2015 7:01 PM
> To: Hu, Robert
> Cc: Wei Liu; Pang, LongtaoX; xen-devel@xxxxxxxxxxxxx;
> Ian.Jackson@xxxxxxxxxxxxx; Zheng, Di
> Subject: Re: [OSSTEST PATCH 2/4] Build XEN and HVM Dom0 kernel for L1 guest
> VM
> 
> On Tue, 2015-01-27 at 08:33 +0000, Hu, Robert wrote:
> [...] please trim quotes.
> > >
> > > FWIW, OSSTest has a bunch of overlay files (look at overlay directory),
> > > which includes an init script called xenbridge. In theory if you're
> > > reusing this script (ts-xen-install) then you don't need to worry about
> > > setting up bridge?
> > I tried this approach, using xenbridge init scripts, it can work.
> > However, in original xen install, it seems not used. I don't see 'xenbridge'
> > in /etc/rc2.d/
> 
> xenbridge is only enabled if OldSeparateBridgeInitd is set, which it is
> not for a modern Xen install so I think this is a red-herring.
> 
> > Shall I know the xenbr0 is created? I think not by xenbridge init service.
> 
> The host networking is configured by the function nodhcp in
> ts-xen-install.
yeah, I get it now. Thanks.
> 
> Per our previous conversations once the L1 guest is installed you can
> mostly treat it as a if it were an L0 host wrt configuring it. In other
> words there should be no need for a separate setup_l1_bridge function,
> just some minor modifications to ts-xen-install.
I'll reuse this nodhcp() subroutine, rather than my setup_l1_bridge() nor 
xenbridge init script.
> 
> Ian.
> 

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