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Re: [Xen-devel] [PATCH v2 0/3] Add support for NetBSD gntdev
On Fri, 2012-11-30 at 10:38 +0000, Manuel Bouyer wrote:
> On Fri, Nov 30, 2012 at 10:32:32AM +0000, Ian Campbell wrote:
> > libxl only selects the backend itself if the caller doesn't provide one.
> > If the caller sets the backend field != UNKNOWN then libxl will (try)
> > and use it. This field is exposed by xl via the backendtype= key in the
> > disk configuration
> > http://xenbits.xen.org/docs/unstable/misc/xl-disk-configuration.txt
> thanks for pointing this out.
> I guess qdisk is the qemu backend, and tap would be the in-kernel backend ?
qdisk == qemu, tap == blktap, phy == in kernel.
> Is there a way to specify in a config file which default xl should use ?
backendtype=phy in your disk configure string will do it. Or did you
mean globally? In that case no (or not AFAIK).
That's not to say it couldn't be made configurable, but someone would
have to figure out a sensible looking patch. You'd probably want a
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