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From: Cong Wang <xiyou.wangcong-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: initramfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH] auto setup network without netroot
Date: Mon, 30 Jan 2012 08:33:40 +0000 (UTC)	[thread overview]
Message-ID: <jg5kl4$3qk$4@dough.gmane.org> (raw)
In-Reply-To: 20120130064305.GA7108@darkstar.nay.redhat.com

On Mon, 30 Jan 2012 at 06:43 GMT, Dave Young <dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> wrote:
> Current dracut network only will be setup when netroot is used. But there are
> some cases we need network even without netroot. For example kdump will need
> copy vmcore to remote machine via scp or nfs mount. OTOH, if we use dracut as
> a recovery system the network is helpful even root is not a network device.
>
> This implementation is based on the manually bring up method. Here add a kernel
> cmdline argument rd.neednet. If rd.neednet is set dracut will bring up network
> with ifup $INTERFACE -m. If netroot is used we still keep original behavior.
>

I don't think we really need to introduce a new cmdline, I think we
can re-use ip= cmdline. Currently, if ip= is specified but netroot is
not, ip= will be ignored. We can change this, let dracut bring up
network as long as we have ip=, even we don't have netroot.

  reply	other threads:[~2012-01-30  8:33 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-30  6:43 [PATCH] auto setup network without netroot Dave Young
2012-01-30  8:33 ` Cong Wang [this message]
2012-01-30  8:51   ` Dave Young
     [not found]     ` <4F265A0B.1000402-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-01-30  8:51       ` Cong Wang
     [not found]         ` <4F265A22.2090407-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-01-30  8:59           ` Dave Young
     [not found]             ` <4F265C01.4010701-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-01-30  9:03               ` Cong Wang
     [not found]                 ` <4F265CDB.7070204-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-01-30  9:16                   ` Dave Young
     [not found]                     ` <4F266004.5080501-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-01-30  9:31                       ` Cong Wang
     [not found]                         ` <4F266389.70303-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-01-30  9:49                           ` Dave Young
     [not found]                             ` <4F2667A4.4080203-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2012-01-30 10:03                               ` Cong Wang
     [not found]                                 ` <4F266AEE.703-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2012-01-31  1:42                                   ` Dave Young

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