[Bug 103856] [CI] igt at perf_pmu - dmesg-warn - WARNING: possible circular locking dependency detected

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103856

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

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

--- Comment #44 from Chris Wilson <chris at chris-wilson.co.uk> ---
commit ee48700dd57d9ce783ec40f035b324d0b75632e4
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date:   Wed Nov 22 17:26:21 2017 +0000

    drm/i915: Call i915_gem_init_userptr() before taking struct_mutex

    We don't need struct_mutex to initialise userptr (it just allocates a
    workqueue for itself etc), but we do need struct_mutex later on in
    i915_gem_init() in order to feed requests onto the HW.

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