Re: [Xen-devel] request for the hotplug scripts

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 20 Nov 2005, at 23:42, Stefan Berger wrote:

> Hello!
>
>   I have a question for the hotplug scripts that are used for the 
> network, block and soon the TPM interface. Would it be possible if an 
> environment variable 'REASON' was set that reflects whether a domain 
> was 'creat'ed or 'resume'd after a suspend. This can be very helpful 
> in initializing devices differently depending on the 'reason', such as 
> a 'reset' if it is 'created' and not doing a 'reset' if it was 
> resumed. I would try to add this 'REASON' variable myself - but where 
> for example is the 'ACTION' being set? I see XENBUS_PATH and 
> XENBUS_TYPE stem from xenbus_probe.c, but I could not find the origin 
> of the 'ACTION' variable.
ACTION is a standard hotplug env var, set up by the generic hotplug 
subsystem. You would add a new var such as REASON in the same place 
that XENBUS_TYPE/PATH are set.
 -- Keir


> Cheers!
>  Stefan
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