One of the early return cases missed the mutex unlocking. Hilarity ensued. This regression has been introduced in commit 7b24056be6db7ce907baffdd4cf142ab774ea60c Author: Daniel Vetter <daniel.vetter@xxxxxxxx> Date: Wed Dec 12 00:35:33 2012 +0100 drm: don't hold crtc mutexes for connector ->detect callbacks Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=59750 Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxx> --- drivers/gpu/drm/i915/intel_display.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 26df9e3..ece4afd 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -6522,6 +6522,7 @@ void intel_release_load_detect_pipe(struct drm_connector *connector, drm_framebuffer_unreference(old->release_fb); } + mutex_unlock(&crtc->mutex); return; } -- 1.7.10.4 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel