On Thu, 8 Jul 2021 17:02:22 -0400 Eduardo Habkost <[email protected]> wrote:
> On Tue, Jun 08, 2021 at 02:08:17PM +0200, Vitaly Kuznetsov wrote: > > For the beginning, just test 'hv-passthrough' and a couple of custom > > Hyper-V enlightenments configurations through QMP. Later, it would > > be great to complement this by checking CPUID values from within the > > guest. > > > > Signed-off-by: Vitaly Kuznetsov <[email protected]> > [...] > > +static bool kvm_has_sys_hyperv_cpuid(void) > > +{ > > + int fd = open("/dev/kvm", O_RDWR); > > + int ret; > > + > > + g_assert(fd > 0); > > This crashes when /dev/kvm doesn't exist. See: > https://gitlab.com/ehabkost/qemu/-/jobs/1404084459 maybe reuse qtest_has_accel() https://lists.gnu.org/archive/html/qemu-devel/2021-06/msg06864.html instead of op encoding it. > I'm removing it from the queue. >
