On Tue, 12 Nov 2019 at 12:54, Thomas Hellstrom <thellstrom@xxxxxxxxxx> wrote:
>
> On 11/1/19 2:05 PM, Emil Velikov wrote:
> > From: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
> >
> > With earlier commit 9c84aeba67cc ("drm/vmwgfx: Kill unneeded legacy
> > security features") we removed the no longer applicable validation, as
> > we now have isolation of primary clients from different master realms.
> >
> > As of last commit, we're explicitly checking for authentication in the
> > only render ioctls which care about one.
> >
> > With those in place, the DRM_AUTH token serves no real purpose. Let's
> > drop it.
> >
> > Cc: VMware Graphics <linux-graphics-maintainer@xxxxxxxxxx>
> > Cc: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
> > Signed-off-by: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
> > ---
> > drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 28 ++++++++++++++--------------
> > 1 file changed, 14 insertions(+), 14 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> > index 81a95651643f..253fae160175 100644
> > --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> > +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
> > @@ -165,9 +165,9 @@
> >
> > static const struct drm_ioctl_desc vmw_ioctls[] = {
> > VMW_IOCTL_DEF(VMW_GET_PARAM, vmw_getparam_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_ALLOC_DMABUF, vmw_bo_alloc_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_UNREF_DMABUF, vmw_bo_unref_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_CURSOR_BYPASS,
> > @@ -182,16 +182,16 @@ static const struct drm_ioctl_desc vmw_ioctls[] = {
> > DRM_MASTER),
> >
> > VMW_IOCTL_DEF(VMW_CREATE_CONTEXT, vmw_context_define_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_UNREF_CONTEXT, vmw_context_destroy_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_CREATE_SURFACE, vmw_surface_define_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_UNREF_SURFACE, vmw_surface_destroy_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_REF_SURFACE, vmw_surface_reference_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > - VMW_IOCTL_DEF(VMW_EXECBUF, vmw_execbuf_ioctl, DRM_AUTH |
> > + DRM_RENDER_ALLOW),
> > + VMW_IOCTL_DEF(VMW_EXECBUF, vmw_execbuf_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_FENCE_WAIT, vmw_fence_obj_wait_ioctl,
> > DRM_RENDER_ALLOW),
> > @@ -201,9 +201,9 @@ static const struct drm_ioctl_desc vmw_ioctls[] = {
> > VMW_IOCTL_DEF(VMW_FENCE_UNREF, vmw_fence_obj_unref_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_FENCE_EVENT, vmw_fence_event_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_GET_3D_CAP, vmw_get_cap_3d_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> >
> > /* these allow direct access to the framebuffers mark as master only */
> > VMW_IOCTL_DEF(VMW_PRESENT, vmw_present_ioctl,
> > @@ -221,28 +221,28 @@ static const struct drm_ioctl_desc vmw_ioctls[] = {
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_CREATE_SHADER,
> > vmw_shader_define_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_UNREF_SHADER,
> > vmw_shader_destroy_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_GB_SURFACE_CREATE,
> > vmw_gb_surface_define_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_GB_SURFACE_REF,
> > vmw_gb_surface_reference_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_SYNCCPU,
> > vmw_user_bo_synccpu_ioctl,
> > DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_CREATE_EXTENDED_CONTEXT,
> > vmw_extended_context_define_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_GB_SURFACE_CREATE_EXT,
> > vmw_gb_surface_define_ext_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > VMW_IOCTL_DEF(VMW_GB_SURFACE_REF_EXT,
> > vmw_gb_surface_reference_ext_ioctl,
> > - DRM_AUTH | DRM_RENDER_ALLOW),
> > + DRM_RENDER_ALLOW),
> > };
> >
> > static const struct pci_device_id vmw_pci_id_list[] = {
>
> Reviewed-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
>
Great thanks.
> Do you want me to take this through the vmwgfx tree?
>
Getting the patches through your tree sounds better. This way the
VMware team can do extra testing, just in case :-)
I'd imagine you will squash the typo in 2/5 when applying, correct?
May i interest you in reviewing the final patch of this series [1]?
Thanks
Emil
[1] https://patchwork.freedesktop.org/patch/338585/?series=68863&rev=1
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