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SubjectRe: [RFC PATCH 1/2] swiotlb: Split up single swiotlb lock
On Thu, Apr 28, 2022 at 07:55:39AM -0700, Andi Kleen wrote:
> At least for TDX need parallelism with a single device for performance.

So find a way to make it happen without exposing details to random
drivers.

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