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Restrict when we install arm64 spectre-v2 errata
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Authored by andrew on Sep 12 2023, 3:28 PM.
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Details

Reviewers
manu
Group Reviewers
arm64
Summary

When an arm64 CPU implements the CSV2 feature we don't need to install
the branch prediction hardening handler. This is because training a
branch predictor in one hardware context can't control speculative
execution in another context.

Sponsored by: Arm Ltd

Diff Detail

Repository
rG FreeBSD src repository
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Build Status
Buildable 53549
Build 50440: arc lint + arc unit