Re: [MirageOS-devel] /dev/net/tun on Cubieboard2

[Anil Madhavapeddy <anil@xxxxxxxxxx>]

But also, please do feel free to submit a pull request to the xen-arm-builder
to build the missing modules by default. It was a fairly arbitrary set that
we picked to just get Xen up and running, and there's no harm in building
things like tuntap in so that all the Mirage backend modes are available.

-anil

> On 30 Apr 2015, at 01:28, Luke Dunstan <lukedunstan81@xxxxxxxxx> wrote:
> 
> If the image was the one downloaded from openmirage.org, then it was
> built using these scripts: https://github.com/mirage/xen-arm-builder
> 
> If you want to change the kernel config and rebuild it then you should
> be able to just do the kernel step manually without rebuilding the
> whole image.
> 
> If you are using that image though, you'll probably find it more
> interesting to use Xen rather than Unix+tuntap.
> 
> Luke
> 
> 
> On 30 April 2015 at 02:20, Justin Cormack <justin@xxxxxxxxxxxxxxxxxxxxx> 
> wrote:
>> On 29 April 2015 at 18:33, Nick Betteridge <buzzheavyyear@xxxxxxxxxxx> wrote:
>>> modprobe: FATAL: Module tun not found.
>>> 
>>> Doing a :
>>> 
>>> sudo tunctl
>>> 
>>> gives:
>>> 
>>> Failed to open '/dev/net/tun' : No such device
>>> 
>>> 
>>> Does anyone have any experience on this?
>> 
>> Yes, the precompiled kernels for Arm are generally missing lots of
>> modules for usually no good reason. It is rather frustrating - you
>> need to compile a kernel with the tun facility enabled as a module or
>> built in.
>> 
>> Where did your kernel come from, a distro? File a bug please if so!
>> 
>> Justin
>> 
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> 
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> 


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