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From: Ian Campbell <Ian.Campbell@citrix.com>
To: "Roger Pau Monné" <roger.pau@entel.upc.edu>
Cc: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
	Ian Jackson <Ian.Jackson@eu.citrix.com>,
	Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
Subject: Re: Driver domains and hotplug scripts, redux
Date: Tue, 31 Jan 2012 20:02:34 +0000	[thread overview]
Message-ID: <1328040154.28964.29.camel@dagon.hellion.org.uk> (raw)
In-Reply-To: <CAPLaKK6uUr5ug8mjURAdewf+0LcLBkx37Q=Q8gF7ZN9RLaAPmA@mail.gmail.com>

On Tue, 2012-01-31 at 09:57 +0000, Roger Pau Monné wrote:
> 
> 
> What I don't get is what you do when you have to boot a PV DomU which
> root HDD is on the driver domain. Dom0 needs the kernel/initrd from
> the HDD (usually extracted using pygrub). Since the HDD is inside the
> driver domain, Dom0 doesn't have access to that image, so there's no
> way to extract the kernel/initrd from the Dom0. 

The usual way to deal with is to create a vbd device in dom0 (or which
ever domain runs pygrub) which attached to the backend domain and pass
that to pygrub. This is the sort of thing libxl_device_disk_local_attach
would be expected to handle.

Ian.

  parent reply	other threads:[~2012-01-31 20:02 UTC|newest]

Thread overview: 97+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-01-04 16:29 RFC: Still TODO for 4.2? Ian Campbell
2012-01-04 16:47 ` Konrad Rzeszutek Wilk
2012-01-04 16:51   ` Stefano Stabellini
2012-01-16 13:42     ` Ian Campbell
2012-01-04 16:55 ` Jan Beulich
2012-01-16 13:39   ` Ian Campbell
2012-01-16 14:48     ` Jan Beulich
2012-01-16 15:00       ` Stefano Stabellini
2012-01-04 17:25 ` Pasi Kärkkäinen
2012-01-04 17:36   ` George Dunlap
2012-01-04 18:20   ` Tim Deegan
2012-01-05 10:39     ` Ian Campbell
2012-01-06 15:24       ` RFC: Still TODO for 4.2? Nested Paging for Intel Nested Virt Pasi Kärkkäinen
2012-01-04 19:21   ` RFC: Still TODO for 4.2? Wei Huang
2012-01-04 19:43     ` Pasi Kärkkäinen
2012-01-04 19:57       ` Wei Huang
2012-01-05  7:27         ` Pasi Kärkkäinen
2012-01-06 15:37         ` Konrad Rzeszutek Wilk
2012-01-06 19:08           ` Wei Huang
2012-02-06 17:57           ` Pasi Kärkkäinen
2012-02-13 17:52             ` Extracting ATI/AMD Radeon VBIOS ROM Pasi Kärkkäinen
2012-01-05 13:19       ` Re : RFC: Still TODO for 4.2? David TECHER
2012-01-05 13:25         ` Ian Campbell
2012-01-05 13:41           ` Re : " David TECHER
2012-01-05 16:18             ` Ian Campbell
2012-01-16 13:28   ` Ian Campbell
2012-01-16 14:39     ` Re : " David TECHER
2012-01-04 17:39 ` Roger Pau Monné
2012-01-05 18:07   ` Driver domains and hotplug scripts, redux Ian Jackson
2012-01-06 12:01     ` Stefano Stabellini
2012-01-09 10:08     ` Roger Pau Monné
2012-01-09 12:26       ` Stefano Stabellini
2012-01-09 17:39         ` Ian Jackson
     [not found]           ` <alpine.DEB.2.00.1201101448030.3150@kaball-desktop>
     [not found]             ` <20236.23822.715733.455559@mariner.uk.xensource.com>
     [not found]               ` <alpine.DEB.2.00.1201101547540.3150@kaball-desktop>
     [not found]                 ` <20236.24780.865152.458124@mariner.uk.xensource.com>
     [not found]                   ` <alpine.DEB.2.00.1201101619460.3150@kaball-desktop>
     [not found]                     ` <20236.27158.706017.813195@mariner.uk.xensource.com>
     [not found]                       ` <alpine.DEB.2.00.1201101655390.3150@kaball-desktop>
     [not found]                         ` <20236.28931.127139.752426@mariner.uk.xensource.com>
2012-01-11 11:50                           ` Roger Pau Monné
2012-01-11 12:17                             ` Ian Campbell
2012-01-11 14:26                               ` Dave Scott
2012-01-12 16:50                                 ` Ian Jackson
2012-01-12 18:07                                   ` Dave Scott
2012-01-11 14:44                               ` Roger Pau Monné
2012-01-12 16:48                               ` Ian Jackson
2012-01-16 17:52                                 ` Roger Pau Monné
2012-01-16 17:58                                   ` Ian Jackson
2012-01-17  9:17                                     ` Ian Campbell
2012-01-17  9:30                                       ` Roger Pau Monné
2012-01-17  9:43                                         ` Ian Campbell
2012-01-17  9:40                                       ` Roger Pau Monné
2012-01-17  9:52                                         ` Ian Campbell
2012-01-17 10:00                                           ` Roger Pau Monné
2012-01-17 10:39                                             ` Ian Campbell
2012-01-23 11:40                                               ` Roger Pau Monné
2012-01-27  8:43                                                 ` Roger Pau Monné
2012-01-27 10:57                                                   ` Stefano Stabellini
2012-01-31  9:57                                                     ` Roger Pau Monné
2012-01-31 10:06                                                       ` Tim Deegan
2012-01-31 13:47                                                         ` Stefano Stabellini
2012-01-31 13:51                                                           ` Ian Campbell
2012-01-31 13:51                                                       ` Stefano Stabellini
2012-01-31 20:02                                                       ` Ian Campbell [this message]
2012-01-17  9:22                                     ` Roger Pau Monné
2012-01-11 12:50                             ` Stefano Stabellini
2012-01-05 17:49 ` RFC: Still TODO for 4.2? Ian Jackson
2012-01-06 13:37   ` Ian Campbell
2012-01-10 16:06     ` Ian Jackson
2012-01-16 11:55 ` George Dunlap
2012-01-19 21:14 ` RFC: Still TODO for 4.2? xl domain numa memory allocation vs xm/xend Pasi Kärkkäinen
2012-01-20  7:59   ` Ian Campbell
2012-01-20  8:15     ` Pasi Kärkkäinen
2012-01-20  9:01       ` Ian Campbell
2012-01-20  9:47         ` Dario Faggioli
2012-01-20 11:56           ` Ian Campbell
2012-01-23  9:59         ` Juergen Gross
2012-01-20 10:55     ` Stefano Stabellini
2012-01-20 11:22       ` Ian Campbell
2012-01-20 11:25         ` Stefano Stabellini
2012-01-20 11:44         ` Dario Faggioli
2012-01-20 11:54           ` Ian Campbell
2012-01-20 12:04             ` Dario Faggioli
2012-01-20 12:33               ` Ian Campbell
2012-01-20 13:11                 ` Ian Campbell
2012-01-20 15:06                   ` Ian Campbell
2012-01-20 16:02                     ` Dario Faggioli
2012-01-20 16:21                       ` Ian Campbell
2012-01-20 16:28                         ` Ian Campbell
2012-01-20 16:31                           ` George Dunlap
2012-01-20 16:39                             ` Ian Campbell
2012-01-20 16:43                               ` George Dunlap
2012-01-20 16:54                                 ` Ian Campbell
2012-01-20 17:32                                   ` Dario Faggioli
2012-01-23 10:19                                     ` Ian Campbell
2012-01-23 13:14                                       ` Dario Faggioli
2012-01-23 13:20                                         ` Ian Campbell
2012-01-20 16:55                                 ` Ian Campbell
2012-01-20 16:59                                   ` George Dunlap
2012-01-20 16:58                         ` Dario Faggioli
2012-01-20 17:23                           ` Ian Campbell
2012-01-20 17:28                             ` Dario Faggioli
2012-01-20 11:26       ` Dario Faggioli

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