Re: [Intel-gfx] [PATCH i-g-t v6 00/24] tests/core_hotunplug: Fixes and enhancements

[Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com>]

Hi Lakshmi,

On Mon, 2020-09-14 at 20:43 +0000, Vudum, Lakshminarayana wrote:
> igt@core_hotunplug@hotrebind-lateclose test is not yet in CI bug log.

Here is a fresh evidence:
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_9008/shard-tglb5/igt@core_hotunplug@hotrebind-lateclose.html

Thanks,
Janusz

>  Otherwise I filed the issue https://gitlab.freedesktop.org/drm/intel/-/issues/2464
> 
> Thanks,
> Lakshmi.
> 
> -----Original Message-----
> From: Janusz Krzysztofik <janusz.krzysztofik@linux.intel.com> 
> Sent: Monday, September 14, 2020 12:31 PM
> To: Winiarski, Michal <michal.winiarski@intel.com>; igt-dev@lists.freedesktop.org
> Cc: Michał Winiarski <michal@hardline.pl>; intel-gfx@lists.freedesktop.org; Latvala, Petri <petri.latvala@intel.com>; Vudum, Lakshminarayana <lakshminarayana.vudum@intel.com>
> Subject: Re: [Intel-gfx] [PATCH i-g-t v6 00/24] tests/core_hotunplug: Fixes and enhancements
> 
> On Mon, 2020-09-14 at 20:18 +0200, Michał Winiarski wrote:
> > Quoting Janusz Krzysztofik (2020-09-11 12:30:15)
> > > Clean up the test code, add some new basic subtests, then unblock 
> > > unbind test variants.
> > > 
> > > No incompletes / aborts nor subsequently run test issues have been 
> > > reported by Trybot.  The hotrebind-lateclose subtest fails on a so 
> > > far unidentified driver sysfs issue but the device is fully 
> > > recovered and left in a usable state.  Perceived Haswell/Broadwell 
> > > issue with audio power management has been worked around and its 
> > > potential occurrence is reported as an IGT warning.
> > > 
> > > Series changelog:
> > > v2: New patch "Un-blocklist *bind* subtests added.
> > > v3: Patch "Follow failed subtests with healthcheck" renamed to "Recover
> > >     from subtest failures".
> > >   - a new patche "Clean up device open error handling" added, an old
> > >     patch "Fix missing newline" obsoleted by the new one dropped,
> > >   - other new patches added:
> > >     - "Let the driver time out essential sysfs operations",
> > >     - "More thorough i915 healthcheck and recovery",
> > >   - a patch "Add 'lateclose before restore' variants" from another
> > >     series included.
> > > v4: Optional patch "Duplicate debug messages in dmesg" from another
> > >     series included.
> > > v5: New patch added with Haswell audio related kernel warning worked
> > >     around and replaced with an IGT warning to preserve visibility of
> > >     the issue.
> > > v6: New patch added for also checking health of render device nodes,
> > >   - new patch added with proper handling of health check before late
> > >     close,
> > >   - inclusion of unbind-rebind scenario to BAT scope proposed.
> > > 
> > > @Michał: Since some patch updates are trivial, I've preserved your
> > > v1/v2 Reviewd-by: except for patches with non-trivial changes, where 
> > > I marked your R-b as v1/v2 applicable.  Please have a look and 
> > > confirm if you are still OK with them.
> > 
> > Feel free to add:
> > Reviewed-by: Michał Winiarski <michal.winiarski@intel.com>
> > 
> > For the whole series (with the exception of intel-ci part).
> 
> Pushed.
> 
> @Petri, @Michał - thank you for review.
> 
> @Lakshmi:
> - please open a new bug for the issue reported by the igt@core _hotunplug@hotrebind-lateclose subtest failing on all platforms,
> - IGT warning reported by igt@core_hotunplug@*bind* on Haswell and Broadwell platofrms is caused by the same issue as the one reported now in a similar way on Haswell by igt@device_reset@unbind-reset-rebind - please update the associated filter so it covers all those tests.
> 
> Thanks,
> Janusz
> 
> 
> > -Michał
> > 
> > > @Tvrtko: As I already asked before, please support my attempt to 
> > > remove the unbind test variants from the blocklist.
> > > 
> > > @Petri, @Martin: Assuming CI results will be as good as those 
> > > obtained on Trybot, please give me your green light for merging this 
> > > series if you have no objections.
> > > 
> > > Thanks,
> > > Janusz
> > > 
> > > Janusz Krzysztofik (24):
> > >   tests/core_hotunplug: Use igt_assert_fd()
> > >   tests/core_hotunplug: Constify dev_bus_addr string
> > >   tests/core_hotunplug: Clean up device open error handling
> > >   tests/core_hotunplug: Consolidate duplicated debug messages
> > >   tests/core_hotunplug: Assert successful device filter application
> > >   tests/core_hotunplug: Maintain a single data structure instance
> > >   tests/core_hotunplug: Pass errors via a data structure field
> > >   tests/core_hotunplug: Handle device close errors
> > >   tests/core_hotunplug: Prepare invariant data once per test run
> > >   tests/core_hotunplug: Skip selectively on sysfs close errors
> > >   tests/core_hotunplug: Recover from subtest failures
> > >   tests/core_hotunplug: Fail subtests on device close errors
> > >   tests/core_hotunplug: Let the driver time out essential sysfs
> > >     operations
> > >   tests/core_hotunplug: Process return values of sysfs operations
> > >   tests/core_hotunplug: Assert expected device presence/absence
> > >   tests/core_hotunplug: Explicitly ignore unused return values
> > >   tests/core_hotunplug: Also check health of render device node
> > >   tests/core_hotunplug: More thorough i915 healthcheck and recovery
> > >   tests/core_hotunplug: Add 'lateclose before restore' variants
> > >   tests/core_hotunplug: Check health both before and after late close
> > >   tests/core_hotunplug: HSW/BDW audio issue workaround
> > >   tests/core_hotunplug: Duplicate debug messages in dmesg
> > >   tests/core_hotunplug: Un-blocklist *bind* subtests
> > >   tests/core_hotunplug: Add unbind-rebind subtest to BAT scope
> > > 
> > >  tests/core_hotunplug.c                | 560 ++++++++++++++++++++------
> > >  tests/intel-ci/blacklist.txt          |   2 +-
> > >  tests/intel-ci/fast-feedback.testlist |   1 +
> > >  3 files changed, 431 insertions(+), 132 deletions(-)
> > > 
> > > --
> > > 2.21.1
> > > 
> > > _______________________________________________
> > > Intel-gfx mailing list
> > > Intel-gfx@lists.freedesktop.org
> > > https://lists.freedesktop.org/mailman/listinfo/intel-gfx

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