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Create a kernel arm64 ID register view
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Authored by andrew on Jun 26 2020, 11:10 AM.

Details

Summary

In preparation for using ifuncs in the kernel is is useful to have
a common view of the arm64 ID registers across all CPUs. Add this
and extract the logic for finding the lower value of two fields to
a new helper function.

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Repository
rS FreeBSD src repository
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Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.