[PATCH rfcv2 5/8] iommu/arm-smmu-v3: Pre-allocate a per-master invalidation array

Jason Gunthorpe jgg at nvidia.com
Tue Sep 30 04:55:40 PDT 2025


On Mon, Sep 29, 2025 at 12:11:47PM -0700, Nicolin Chen wrote:
 
> Hmm, I am not sure how it insures against anything concurrent.

Yes, not concurrent, just if someone is later looking at the IDs list
and expecting it to be in a certain order. I could not find such a
thing so I think it is safe.

Jason



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