[Lima] [PATCH 06/13] drm/lima: drop DRM_AUTH usage from the driver

Qiang Yu yuq825 at gmail.com
Mon Jun 10 00:56:59 UTC 2019


Looks good for me:
Reviewed-by: Qiang Yu <yuq825 at gmail.com>

Regards,
Qiang


On Thu, Jun 6, 2019 at 6:59 PM Emil Velikov <emil.l.velikov at gmail.com> wrote:
>
> On Mon, 27 May 2019 at 09:19, Emil Velikov <emil.l.velikov at gmail.com> wrote:
> >
> > From: Emil Velikov <emil.velikov at collabora.com>
> >
> > The authentication can be circumvented, by design, by using the render
> > node.
> >
> > From the driver POV there is no distinction between primary and render
> > nodes, thus we can drop the token.
> >
> > Cc: Qiang Yu <yuq825 at gmail.com>
> > Cc: lima at lists.freedesktop.org
> > Cc: David Airlie <airlied at linux.ie>
> > Cc: Daniel Vetter <daniel at ffwll.ch>
> > Signed-off-by: Emil Velikov <emil.velikov at collabora.com>
> > ---
> >  drivers/gpu/drm/lima/lima_drv.c | 14 +++++++-------
> >  1 file changed, 7 insertions(+), 7 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/lima/lima_drv.c b/drivers/gpu/drm/lima/lima_drv.c
> > index b29c26cd13b2..ae89938c63b1 100644
> > --- a/drivers/gpu/drm/lima/lima_drv.c
> > +++ b/drivers/gpu/drm/lima/lima_drv.c
> > @@ -231,13 +231,13 @@ static void lima_drm_driver_postclose(struct drm_device *dev, struct drm_file *f
> >  }
> >
> >  static const struct drm_ioctl_desc lima_drm_driver_ioctls[] = {
> > -       DRM_IOCTL_DEF_DRV(LIMA_GET_PARAM, lima_ioctl_get_param, DRM_AUTH|DRM_RENDER_ALLOW),
> > -       DRM_IOCTL_DEF_DRV(LIMA_GEM_CREATE, lima_ioctl_gem_create, DRM_AUTH|DRM_RENDER_ALLOW),
> > -       DRM_IOCTL_DEF_DRV(LIMA_GEM_INFO, lima_ioctl_gem_info, DRM_AUTH|DRM_RENDER_ALLOW),
> > -       DRM_IOCTL_DEF_DRV(LIMA_GEM_SUBMIT, lima_ioctl_gem_submit, DRM_AUTH|DRM_RENDER_ALLOW),
> > -       DRM_IOCTL_DEF_DRV(LIMA_GEM_WAIT, lima_ioctl_gem_wait, DRM_AUTH|DRM_RENDER_ALLOW),
> > -       DRM_IOCTL_DEF_DRV(LIMA_CTX_CREATE, lima_ioctl_ctx_create, DRM_AUTH|DRM_RENDER_ALLOW),
> > -       DRM_IOCTL_DEF_DRV(LIMA_CTX_FREE, lima_ioctl_ctx_free, DRM_AUTH|DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_GET_PARAM, lima_ioctl_get_param, DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_GEM_CREATE, lima_ioctl_gem_create, DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_GEM_INFO, lima_ioctl_gem_info, DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_GEM_SUBMIT, lima_ioctl_gem_submit, DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_GEM_WAIT, lima_ioctl_gem_wait, DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_CTX_CREATE, lima_ioctl_ctx_create, DRM_RENDER_ALLOW),
> > +       DRM_IOCTL_DEF_DRV(LIMA_CTX_FREE, lima_ioctl_ctx_free, DRM_RENDER_ALLOW),
> >  };
> >
> >  static const struct file_operations lima_drm_driver_fops = {
> > --
> > 2.21.0
> >
> Humble poke?
>
> Thanks,
> Emil


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