[Bug 98670] [BAT][BSW] WARN_ON(dev_priv->gt.awake) during drv_module_reload_basic
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Nov 18 12:36:44 UTC 2016
https://bugs.freedesktop.org/show_bug.cgi?id=98670
Chris Wilson <chris at chris-wilson.co.uk> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |WORKSFORME
Status|NEW |RESOLVED
--- Comment #1 from Chris Wilson <chris at chris-wilson.co.uk> ---
Had a thought that this may be related to
commit 4302055b29cbc8566aaa5eb7f594ea9cc78ebf41
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Tue Nov 15 16:46:20 2016 +0000
drm/i915: Be more careful to drop the GT wakeref
Since we can retire requests from multiple paths, we cannot assume that
i915_gem_retire_requests() is the sole path on which we can transition
to gt.active_requests == 0. A consequence of this is that we would skip
the function if we had already retired all the requests and not
scheduled the idle worker.
This is fallout from changing the routine from considering active_engines
(for which it was the only consumer) to active_requests.
Optimistically closing to provoke CI tripping over it again.
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