Re: [Xen-devel] Cannot create domU

[Greg KH <greg@xxxxxxxxx>]

On Mon, Sep 26, 2005 at 04:41:16PM +0100, Keir Fraser wrote:
> 
> >>Our main hotplug event function is in
> >>drivers/xen/xenbus/xenbus_probe.c
> >
> >Have an online source browser anywhere?
> 
> http://lxr.xensource.com/lxr-unstable/source/drivers/xen/xenbus/ 
> xenbus_probe.c?v=linux-2.6.12-xen-xen-unstable

Thanks for the link.

> >>, I think (it's used by our network driver at least). Actually xenbus
> >>registers all our virtual devices with sysfs, and I guess that
> >>generates some hotplug events automatically?
> >
> >Yes, it will.  You should _never_ call /sbin/hotplug on your own.  The
> >one last holdout in the kernel is the input subsystem, and that will be
> >fixed very soon.
> 
> Looks like we don't call it directly. I think our 'hotplug' function  
> just adds useful extra variables to the environment and leaves it to  
> sysfs to do the actual upcalls.

Yes, that is exactly what happens.

thanks,

greg k-h

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