Re: [PATCH v5 07/20] drm/dp_mst: Restart last_connected_port_and_mstb() if topology ref fails

2019-01-10 Thread Daniel Vetter
On Tue, Jan 08, 2019 at 07:35:04PM -0500, Lyude Paul wrote: > While this isn't a complete fix, this will improve the reliability of > drm_dp_get_last_connected_port_and_mstb() pretty significantly during > hotplug events, since there's a chance that the in-memory topology tree > may not be fully

[PATCH v5 07/20] drm/dp_mst: Restart last_connected_port_and_mstb() if topology ref fails

2019-01-08 Thread Lyude Paul
While this isn't a complete fix, this will improve the reliability of drm_dp_get_last_connected_port_and_mstb() pretty significantly during hotplug events, since there's a chance that the in-memory topology tree may not be fully updated when drm_dp_get_last_connected_port_and_mstb() is called and