Re: [Xen-devel] [PATCH 3/9] xenstore: install init-xenstore-domain via make install

[Juergen Gross <jgross@xxxxxxxx>]

On 15/12/15 22:41, Daniel De Graaf wrote:
> On 15/12/15 07:16, Ian Campbell wrote:
>> On Fri, 2015-12-11 at 16:47 +0100, Juergen Gross wrote:
>>> The program init-xenstore-domain to start a xenstore domain instead
>>> of the xenstored daemon is built, but not installed. Change that.
>>>
>>> Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
>>
>> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
>>
>> CCing Daniel too since he has an interest in this mode of operation.
>>
>> I appreciate the CONFIG_Linux thing is pre-existing, and stems from being
>> unable to build stubdoms on other platforms, but should we consider
>> building these supporting tools anyway, after all a user might get a
>> suitable stubdom via some other means?
> 
> Yes, this is actually rather easy to do: compile the stubdom on Linux and
> just copy the .gz over; starting a stubdom doesn't actually rely on using
> the tool.
> 
> The reason this is linux-specific is that the IOCTL_XENBUS_BACKEND_SETUP
> call on /dev/xen/xenbus_backend is (afaik) only implemented in Linux. If
> this changes, or if it compiles anyway, then I see no problem.

Aah, thanks for this information.

So currently the required dom0 driver functionality for xenstore domain
is available on Linux only.

Basically I think it makes no sense to have a tool built and installed
which can just say "sorry, I won't work" on the target system. I'll
just leave the patch as it is. Ian?


Juergen


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