diff options
| author | Matthew Auld <matthew.auld@intel.com> | 2016-11-28 10:36:48 +0000 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2016-12-20 16:27:20 +0200 |
| commit | 35f6c2336b1a5007ec837623f771d2d56dfba5c2 (patch) | |
| tree | d2d9e1a557d628aa1dbdb1ec504b3c1d860a36d5 /drivers/pcmcia | |
| parent | 7a9e10253e9e52451bbe80ddb2874368dbd240a3 (diff) | |
drm/i915: drop the struct_mutex when wedged or trying to reset
We grab the struct_mutex in intel_crtc_page_flip, but if we are wedged
or a reset is in progress we bail early but never seem to actually
release the lock.
Fixes: 7f1847ebf48b ("drm/i915: Simplify checking of GPU reset_counter in display pageflips")
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Matthew Auld <matthew.auld@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161128103648.9235-1-matthew.auld@intel.com
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: <stable@vger.kernel.org> # v4.7+
(cherry picked from commit ddbb271aea87fc6004d3c8bcdb0710e980c7ec85)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
(cherry picked from commit e411072d5740a49cdc9d0713798c30440757e451)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/pcmcia')
0 files changed, 0 insertions, 0 deletions