[PATCH v2 2/8] iommu/arm-smmu-v3: Move pgsize out of arm_smmu_inv

Jason Gunthorpe jgg at nvidia.com
Tue Jul 7 09:15:06 PDT 2026


On Mon, Jul 06, 2026 at 08:57:22PM -0700, Nicolin Chen wrote:
> > @@ -734,7 +734,6 @@ struct arm_smmu_inv {
> >  	u8 nsize_opcode;
> >  	u32 id; /* ASID or VMID or SID */
> >  	union {
> > -		size_t pgsize; /* ARM_SMMU_FEAT_RANGE_INV */
> >  		u32 ssid; /* INV_TYPE_ATS */
> >  	};
> 
> So, union has only "ssid" now. Should we unwrap it?

I thought we might need it with some of the other series?

Jason



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