[Intel-gfx] [PATCH v6 2/6] drm/i915/gvt: OpRegion support for GVT-g

[Zhenyu Wang]

On 2017.05.31 06:22:28 +0000, Chen, Xiaoguang wrote:
> >> @@ -467,6 +555,15 @@ static int intel_vgpu_create(struct kobject *kobj,
> >struct mdev_device *mdev)
> >>  	vgpu->vdev.mdev = mdev;
> >>  	mdev_set_drvdata(mdev, vgpu);
> >>
> >> +	ret = intel_vgpu_reg_init_opregion(vgpu);
> >> +	if (ret) {
> >> +		gvt_vgpu_err("create OpRegion failed\n");
> >> +		goto out;
> >> +	}
> >
> >Still need to handle error path for created vgpu.
> Just checked the code, if initialize the opregion failed we should first release vfio/mdev releated work(maybe call intel_vgpu_release function)  and then destroy the vgpu. Will update in the next version.
> 

Better to init opregion inside of create vgpu and do proper error
handling there too.

-- 
Open Source Technology Center, Intel ltd.

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