On Mon, Feb 19, 2018 at 03:57:08PM +0100, Daniel Vetter wrote: > Suggested-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Acked-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx> > Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx> And applied. -Daniel > --- > Documentation/gpu/todo.rst | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst > index 1e593370f64f..1a0a413eeced 100644 > --- a/Documentation/gpu/todo.rst > +++ b/Documentation/gpu/todo.rst > @@ -212,6 +212,16 @@ probably use drm_fb_helper_fbdev_teardown(). > > Contact: Maintainer of the driver you plan to convert > > +idr_init_base() > +--------------- > + > +DRM core&drivers uses a lot of idr (integer lookup directories) for mapping > +userspace IDs to internal objects, and in most places ID=0 means NULL and hence > +is never used. Switching to idr_init_base() for these would make the idr more > +efficient. > + > +Contact: Daniel Vetter > + > Core refactorings > ================= > > -- > 2.15.1 > -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
