[Bug 94350] [BAT BSW] lockdep splat due to stop_machine() in ggtt pte programming

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Fri Apr 1 09:06:43 UTC 2016


https://bugs.freedesktop.org/show_bug.cgi?id=94350

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

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

--- Comment #8 from Chris Wilson <chris at chris-wilson.co.uk> ---
(In reply to Joonas Lahtinen from comment #3 on bug 94759)
> Patch was merged to our local CI topic branch, seems to have been effective
> for past two runs (which is still quite low confidence level):
> 
> commit 6954af8b55f3b00b08f7759f479c41388fbe364f
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Thu Mar 31 11:45:06 2016 +0100
> 
>     kernfs: Move faulting copy_user operations outside of the mutex
> 
> Greg K-H will merge the patch upstream for 4.7-rc1.

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