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arm64: Support a shared release for spin-table
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Authored by andrew on May 3 2024, 4:24 PM.
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Details

Summary

When releasing multiple CPUs that share a release address we need them
to wait for their turn to boot. Add a mechanism to do this by booting
them until they enable the TLB before waiting their turn to enter
init_secondary.

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rG FreeBSD src repository
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