[PATCH v4 05/23] iommufd/driver: Let iommufd_viommu_alloc helper save ictx to viommu->ictx

Jason Gunthorpe jgg at nvidia.com
Mon May 26 06:30:46 PDT 2025


On Fri, May 16, 2025 at 01:56:26PM -0700, Nicolin Chen wrote:

> > You don't need to move this unless you are using inlines. Just use a
> > forward declaration.
> 
> Since we forward ucmd now, ictx is in the ucmd so we need this
> structure for:
> 
> -		if (!IS_ERR(ret))                                              \
> +		if (!IS_ERR(ret)) {                                            \
>  			ret->member.ops = viommu_ops;                          \
> +			ret->member.ictx = ucmd->ictx;                         \
> +		}                                                              \

De-inline more of that function probably..

Also seem my other remarks about not storing ictx so much..

Jason



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