Re: [PATCH v3 1/1] iommu/sva: Invalidate KVA range on kernel TLB flush

From: Jason Gunthorpe
Date: Mon Aug 11 2025 - 08:56:20 EST


On Mon, Aug 11, 2025 at 11:15:58AM +0200, Uladzislau Rezki wrote:

> Agree, unless it is never considered as a hot path or something that can
> be really contented. It looks like you can use just a per-cpu llist to drain
> thinks.

I think we already largely agreed this was not a true fast path, I
don't think we need a per-cpu here.

But I would not make it extern unless there is a user?

Jason