Re: [Xen-devel] [PATCH v3 1/3] docs: add a document describing the 'channels' mechanism

[Dave Scott <Dave.Scott@xxxxxxxxxx>]

On 23 Jun 2014, at 15:53, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx> wrote:

> David Scott writes ("[PATCH v3 1/3] docs: add a document describing the 
> 'channels' mechanism"):
>> A channel is a low-bandwidth private byte stream similar to a serial
>> link. Typical uses of channels are
> ...
>> +From the frontend's point of view, a channel is a PV console with a
>> +name, a where the name can be used to locate the correct device. The
>> +name is stored in the frontend xenstore directory:
>> +
>> +  /local/domain/$DOMID/device/console/$DEVID/name
> 
> I forgot to ask: what will a guest do that doesn't understand these
> special-purpose "console"s ?

In a Linux VM they’ll just appear as /dev/hvcX devices. I assume something 
similar in a *BSD.

Cheers,
Dave
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