Re: [PATCH] auto setup network without netroot

[Cong Wang <xiyou.wangcong@xxxxxxxxx>]

On 01/30/2012 04:59 PM, Dave Young wrote:
> On 01/30/2012 04:51 PM, Cong Wang wrote:
>
> > On 01/30/2012 04:51 PM, Dave Young wrote:
> > > We will also setup network when rd.neednet=1 in case no special ip=
> > > provided for convenience.
> >
> > With rd.neednet=1 but without ip=, how can you know which nic we need to
> > bring up?
>
>
> current behavior of net-genrule.sh is below:
>
> # Default: We don't know the interface to use, handle all
>
> It will be ok and convenient at least when we have only one nic

So, rd.neednet=1 will bring up all when there is no ip=, what kdump 
needs is a cmdline that tells dracut to bring up only the ones we need.

You still don't tell why re-using ip= doesn't work. So far, I think ip= 
can be re-used for kdump case, and is better than your rd.neeednet=1.
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