Re: [Xen-devel] RFC: removing hardcoded "modprobe blktap" in xencommons

[George Dunlap <george.dunlap@xxxxxxxxxxxxx>]

On 07/18/2013 08:31 AM, Wei Liu wrote:
> On Wed, Jul 17, 2013 at 12:16:01PM +0100, Ian Jackson wrote:
> > George Dunlap writes ("Re: RFC: removing hardcoded "modprobe blktap" in 
> > xencommons"):
> > > If we did something like this, we'd still have to have the modprobes in
> > > xencommons for older kernels; we'd just have to have a way to disable it
> > > for newer kernels.
> > Many of the modules we'd be asking for (eg blktap*) don't exist on
> > newer kernels at all, so the modprobe is harmless.
> >
> > For the others we can check uname.
> I think Jan's main point is "defer loading modules till the last
> minute". Checking for uname in xencommons cannot achieve that.
It can defer modules *for systems that can load them automatically*, 
while loading them immediately for those that don't.  I think that's an 
improvement.
 -George

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