On Mon, Jan 23, 2017 at 10:06:07AM +0000, Chris Wilson wrote:
> On Thu, Jan 19, 2017 at 03:17:36PM +0100, Maarten Lankhorst wrote:
> > Op 19-01-17 om 10:05 schreef Chris Wilson:
> > > After warning that the connector list is not empty on device
> > > unregistration (i.e. module unload) also print out which connectors are
> > > still hanging around to aide finding the leak.
> > >
> > > Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> > > ---
> > > drivers/gpu/drm/drm_mode_config.c | 7 ++++++-
> > > 1 file changed, 6 insertions(+), 1 deletion(-)
> > >
> > > diff --git a/drivers/gpu/drm/drm_mode_config.c b/drivers/gpu/drm/drm_mode_config.c
> > > index ed1ee5a44a7b..884cc4d26fb5 100644
> > > --- a/drivers/gpu/drm/drm_mode_config.c
> > > +++ b/drivers/gpu/drm/drm_mode_config.c
> > > @@ -421,7 +421,12 @@ void drm_mode_config_cleanup(struct drm_device *dev)
> > > drm_connector_unreference(connector);
> > > }
> > > drm_connector_list_iter_put(&conn_iter);
> > > - WARN_ON(!list_empty(&dev->mode_config.connector_list));
> > > + if (WARN_ON(!list_empty(&dev->mode_config.connector_list))) {
> > > + drm_connector_list_iter_get(dev, &conn_iter);
> > > + drm_for_each_connector_iter(connector, &conn_iter)
> > > + DRM_ERROR("connector %s leaked!\n", connector->name);
> > > + drm_connector_list_iter_put(&conn_iter);
> > > + }
> > >
> > > list_for_each_entry_safe(property, pt, &dev->mode_config.property_list,
> > > head) {
> >
> > Bikeshed perhaps, but maybe change to [CONNECTOR:%d:%s] connector leaked on cleanup?
>
> This patch isn't in my tree, so if a drm-misc maintainer would pick it
> and make the minor change, please do so :)
Hm, drm-misc maintainer picked it, but failed to do the minor bikeshed :(
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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