Re: [PATCH drm-misc-next v3 4/7] drm/gpuvm: common dma-resv per struct drm_gpuvm

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On Mon, Sep 11, 2023 at 02:00:35PM +0200, Boris Brezillon wrote:
> On Sat,  9 Sep 2023 17:31:11 +0200
> Danilo Krummrich <dakr@xxxxxxxxxx> wrote:
> 
> > @@ -240,9 +240,22 @@ struct drm_gpuvm {
> >  	 * @ops: &drm_gpuvm_ops providing the split/merge steps to drivers
> >  	 */
> >  	const struct drm_gpuvm_ops *ops;
> > +
> > +	/**
> > +	 * @d_obj: Dummy GEM object; used internally to pass the GPU VMs
> > +	 * dma-resv to &drm_exec.
> > +	 */
> > +	struct drm_gem_object d_obj;
> > +
> > +	/**
> > +	 * @resv: the &dma_resv for &drm_gem_objects mapped in this GPU VA
> > +	 * space
> > +	 */
> > +	struct dma_resv *resv;
> 
> Hm, I'd be tempted to drop this field and add a drm_gpuvm_resv() helper
> returning vm->d_obj.resv;

Makes sense, will do that for V4.

> 
> >  };
> 




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