[Bug 110550] [CI][SHARDS] igt at i915_selftest@mock_requests - incomplete - ODEBUG: free active (active state 0) object type: work_struct hint: __i915_gem_free_work+0x0/0x90 [i915]

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=110550

Chris Wilson <chris at chris-wilson.co.uk> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
         Resolution|---                         |FIXED
             Status|REOPENED                    |RESOLVED

--- Comment #6 from Chris Wilson <chris at chris-wilson.co.uk> ---
Another stab,

commit 4fda44bf16b79a0b78fe36c6b9859e9ce2d09f43 (HEAD -> drm-intel-next-queued,
drm-intel/for-linux-next, drm-intel/drm-intel-next-queued)
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Wed Jul 3 18:19:13 2019 +0100

    drm/i915: Flush the workqueue before draining

    Trying to drain a workqueue while we may still be adding to it from
    background tasks is, according to kernel/workqueue.c, verboten. So, add
    a flush_workqueue() at the start of our cleanup procedure.

    References: https://bugs.freedesktop.org/show_bug.cgi?id=110550
    Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
    Reviewed-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
    Link:
https://patchwork.freedesktop.org/patch/msgid/20190703171913.16585-4-chris@chris-wilson.co.uk

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