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

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Jul 15, 2013 at 10:34:02AM +0100, Jan Beulich wrote:
> >>> On 15.07.13 at 10:26, Wei Liu <wei.liu2@xxxxxxxxxx> wrote:
> > So my point is, if every driver follows the kernel convention
> > (open(/dev/XYZ) would cause the module to load automatically) there then
> > would be minimal changes to libxl. It is unmaintained kernel modules
> > like blktap makes it not feasible to make things simplier.
> > 
> > (Wild guess below, correct me if I'm wrong)
> > 
> > Say, if we could make it just like open(blkback_char_dev), the loading
> > is just a one-liner and doesn't need to be using libxl's AO interface.
> 
> Once again - most if not all backends don't fit that model - blktap
> as said doesn't and neither blkback nor netback don't as they don't
> create any /dev nodes.
> 

OK, I get what you mean.

> Backend module loading might be triggerable through xenstore
> node watches...
> 

Sure.


Wei.

> Jan

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