Re: [Xen-devel] [PATCH OSSTEST] make_qcow2: Look for qemu-img under /usr as well as /usr/local

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

(CCing Stefano)

Ian Campbell writes ("Re: [PATCH OSSTEST] make_qcow2: Look for qemu-img under 
/usr as well as /usr/local"):
> On Tue, 2015-09-22 at 16:41 +0100, Ian Jackson wrote:
> > Ian Campbell writes ("[PATCH OSSTEST] make_qcow2: Look for qemu-img under
> > /usr as well as /usr/local"):
> > > Older Xen's installed in /usr by default, so we need to check where
> > > qemu-img if we want these tests to work on those versions.
> > 
> > Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> > 
> > But, why are we executing a utility from /usr/lib/xen/bin ?  If this
> > utility is useful to osstest it is presumably useful to users too, and
> > in that case it should be on PATH (under some suitable name).
> 
> We install qemu-upstream under our own prefix, I think to avoid conficting
> with the users own qemu installations?
> 
> qemu-img comes from there. We do install qemu-xen-img (from trad) into
> $PATH, but when I wrote this test I thought it preferable to use qemu-img.

Maybe we should be installing qemu-img from our qemu upstream build
instead ?

We evidently don't think that there is anything in the qcow block
system in trad that we like, because we are only using upstream for
qdisk vbd backends now.

Ian.

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