[jdk17] RFR: 8271352: Extend jcc erratum mitigation to additional processors

[Kim Barrett]

On Wed, 28 Jul 2021 12:47:42 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> Please review this change to default enable the Intel jcc erratum
>> performance mitigation for family 6 model 165 (0xA5). This seems to reduce
>> the frequency of an issue that is still under investigation.
>
> Marked as reviewed by thartmann (Reviewer).

Thanks for reviews @TobiHartmann and @fisk .  Currently waiting for jdk17-fix-request approval.

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PR: https://git.openjdk.java.net/jdk17/pull/286