[LTP] [PATCH] Add env variable as workaround for test issues in VMs

[Jan Stancek]

----- Original Message -----
> Hi Martin,
> 
> > Timer tests often fail on sleep overrun when LTP is running inside a VM.
> > The main cause is usually that the VM doesn't get enough CPU time to wake
> > up
> > the test process in time.
> Cannot we detect presence of "hypervisor" in flags in /proc/cpuinfo?
> I though it was quite reliable for detecting VM.

We have tst_is_virt().

I see these tests fail frequently on ppc and s390, so I'm all for
some switch that would make it more forgiving if running under virt.