Re: [PATCH V1] accel/amdxdna: Disable device buffer exporting

[Lizhi Hou]

Applied to drm-misc-next

On 5/28/26 14:19, Mario Limonciello wrote:
> On 5/26/26 19:50, Lizhi Hou wrote:
> > Device buffers are never intended to be exported. Disable exporting
> > support explicitly.
> >
> > Signed-off-by: Lizhi Hou <lizhi.hou@xxxxxxx>
> Reviewed-by: Mario Limonciello (AMD) <superm1@xxxxxxxxxx>
> > ---
> >   drivers/accel/amdxdna/amdxdna_gem.c | 6 ++++++
> >   1 file changed, 6 insertions(+)
> >
> > diff --git a/drivers/accel/amdxdna/amdxdna_gem.c 
> > b/drivers/accel/amdxdna/amdxdna_gem.c
> > index 2dfdc56ba91d..2727e48afc0a 100644
> > --- a/drivers/accel/amdxdna/amdxdna_gem.c
> > +++ b/drivers/accel/amdxdna/amdxdna_gem.c
> > @@ -725,9 +725,15 @@ static int amdxdna_gem_dev_obj_vmap(struct 
> > drm_gem_object *obj, struct iosys_map
> >       return 0;
> >   }
> >   +static struct dma_buf *amdxdna_gem_dev_obj_export(struct 
> > drm_gem_object *gobj, int flags)
> > +{
> > +    return ERR_PTR(-EOPNOTSUPP);
> > +}
> > +
> >   static const struct drm_gem_object_funcs amdxdna_gem_dev_obj_funcs = {
> >       .free = amdxdna_gem_dev_obj_free,
> >       .vmap = amdxdna_gem_dev_obj_vmap,
> > +    .export = amdxdna_gem_dev_obj_export,
> >   };
> >     static const struct drm_gem_object_funcs amdxdna_gem_shmem_funcs = {