Re: [BUG?] qemuu only built with i386-softmmu

[Ian Campbell <ian.campbell@citrix.com>]

On Tue, 2016-02-09 at 15:49 +0000, Stefano Stabellini wrote:
> On Fri, 5 Feb 2016, Ian Campbell wrote:
> > On Fri, 2016-02-05 at 20:57 +1100, Steven Haigh wrote:
> > > 
> > > > On thing I was sure on (so didn't write) is whether the second
> > > > paragraph
> > > > could have an extra sentence:
> > > > 
> > > >     If you are using a distro supplied QEMU then the qemu-system-
> > > > x86_64
> > > >     could also be used, but it makes no practical difference to the
> > > >     functionality of the system.
> > > > 
> > > > I wasn't sure if that was true (I suspect it is) and in any case I
> > > > think
> > > > various bits of libxl etc will look for qemu-system-i386 in various
> > > > paths
> > > > so a user would need to try reasonably hard to do so by giving an
> > > > explicit
> > > > path and there is no real reason to do so maybe better not to muddy
> > > > the
> > > > waters?
> > > 
> > > Maybe go along the lines of:
> > > 
> > > "There is no practical difference between qemu-system-i386 and
> > > qemu-system-x86_64 therefore both can be interchanged freely."
> > 
> > Thanks, this is a good wording if it is indeed true (I'll wait for
> > confirmation of that before I write it on the wiki).
>  
> Although it is technically true, within QEMU they are two different
> build targets (i386-softmmu and x86_64-softmmu) and we only tests
> i386-softmmu in OSSTest. It is possible that qemu-system-x86_64 might
> break due to upstream changes while qemu-system-i386 could still work
> and we might not notice. 
> 
> I would write:
> 
> "There is no practical difference between qemu-system-i386 and
> qemu-system-x86_64, they should be interchangeable. However only
> qemu-system-i386 is regularly tested by OSSTest".

Done in the wiki as above but I said "...by XenProject (via osstest)".

Ian.


_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel