Re: [PATCH i-g-t] igt/kms_universal_plane: Flush pending cleanups

[Maarten Lankhorst <maarten.lankhorst@linux.intel.com>]

Op 28-06-18 om 13:16 schreef Chris Wilson:
> Quoting Maarten Lankhorst (2018-06-28 12:06:35)
>> Op 28-06-18 om 12:51 schreef Chris Wilson:
>>> drm_atomic_helper allows for up to one outstanding cleanup task to be in
>>> flight before a new modeset (see stall_commit in stall_checks()), In
>>> lieu of hooking up a debugfs to force flushing of the outstanding work,
>>> submit enough blocking modesets to ensure that the pending work is
>>> completed before continuing.
>>>
>>> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
>>> Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
>>> ---
>>>  tests/kms_universal_plane.c | 1 +
>>>  1 file changed, 1 insertion(+)
>>>
>>> diff --git a/tests/kms_universal_plane.c b/tests/kms_universal_plane.c
>>> index 58f329e68..f875fd194 100644
>>> --- a/tests/kms_universal_plane.c
>>> +++ b/tests/kms_universal_plane.c
>>> @@ -638,6 +638,7 @@ cursor_leak_test_pipe(data_t *data, enum pipe pipe, igt_output_t *output)
>>>       igt_plane_set_fb(primary, NULL);
>>>       igt_plane_set_fb(cursor, NULL);
>>>       igt_display_commit2(display, COMMIT_LEGACY);
>>> +     igt_display_commit2(display, COMMIT_LEGACY);
>>>       cursor_leak_test_fini(data, output, &background_fb, cursor_fb);
>>>  
>>>       /* We should be back to the same framebuffer count as when we started */
>> This won't work, we won't commit anything without anything changed, probably best to put the set_fb in the loop too.
> Fill in the details above. :-p
>
> Is that igt or the kernel? I have this belief that when I ask it to do
> something, it should ;)
>
> igt_display_commit3(display, COMMIT_LEGACY, DOIT);
> -Chris

But you didn't tell it to do anything, nothing changed from last commit, so nothing gets committed.

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