[igt-dev] [PATCH i-g-t v3] ts/core_setmaster: new test for drop/set master semantics

[Petri Latvala]

On Fri, Mar 06, 2020 at 04:32:19PM +0000, Emil Velikov wrote:
> On Fri, 6 Mar 2020 at 14:28, Petri Latvala <petri.latvala at intel.com> wrote:
> 
> > It is _extremely_ likely that we (i915 CI) could sometimes run
> > igt at i915_module_load@reload right before this test. Or
> > igt at i915_selftest@live. When we do, there's no /dev/dri/card0 at the
> > time of chmodding but is at the time of __drm_open_driver().
> >
> If I understand you correctly, if a test which does rmmod/modprobe
> fails, the CI will still continue to run other tests.

It's worse than that. All subtests of i915_module_load except @reload
leave the module unloaded also on _success_. i915_selftest likewise
leaves the module unloaded. If they loaded the module back on success,
running module loading tests back-to-back would do an additional
module reload roundtrip.


-- 
Petri Latvala