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Re:Intel Discloses Lakefield CPUs Specifications by pocak on Wednesday June 10, 2020 @05:56PM (#23482615)
Migrate back to the little core if the thread hasn't used AVX in a while.

Linux already tracks how long ago a task used AVX-512. I assume the same mechanism could be used to track AVX as well.

https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/...

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