On Wed, Oct 06, 2010 at 12:53:04AM +0200, Petter Reinholdtsen wrote: > [Lennart Sorensen] > > Well try starting the kvm with '-cpu qemu32'. That should provide > > the feature flags of a nice 32bit x86. > > I tried this by adding > > <cpu match='exact'> > <model>qemu32</model> > </cpu> > > to the libvirtm XML file for the virtual machine, which caused '-cpu > qemu32' to be part of the kvm command line. There is no GUI to add > this in virt-manager, as far as I can see, so this will be out of > reach for most users. No idea if this give hardware virtualization or > software virtualization. The qemu part of the model name make me > suspect the latter. > > Anyway, booting the virtual machine and looking at the CPU flags in > cpuinfo, I can confirm that the lm flag is gone. I also tried with > model=pentium3, and this too did not have the lm flag. This solve my > imediate problem of testing the Debian Edu DVD, but do not address the > problem for the unexpecting user of kvm.
Well it is certainly a bug in kvm. Of course most people probably run a 64bit kernel these days, although I suppose many don't. kvm should not tell the guest that the cpu supports something if kvm isn't capable of supporting it. -- Len Sorensen -- To UNSUBSCRIBE, email to debian-boot-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/20101006143917.gf12...@caffeine.csclub.uwaterloo.ca
