[PATCH] drm: fix missing modeset lock from sysfs path

On Mon, 28 Sep 2015, Jens Axboe wrote: > Hi, > > Running 4.3-rc on a new laptop, and I notice that I get these whenever > powertop --auto-tune is run: > > [14954.927920] [ cut here ] > [14954.927926] WARNING: CPU: 1 PID: 14297 at drivers/gpu/drm/drm_atomic.c:889 > drm_atom

[PATCH] drm: fix missing modeset lock from sysfs path

Hi, Running 4.3-rc on a new laptop, and I notice that I get these whenever powertop --auto-tune is run: [14954.927920] [ cut here ] [14954.927926] WARNING: CPU: 1 PID: 14297 at drivers/gpu/drm/drm_atomic.c:889 drm_atomic_get_property+0x232/0x2b0() [14954.927927] Modules l