RFR: 8367137: RISC-V: Detect Zicboz block size via hwprobe [v4]

[Hamlin Li]

On Thu, 11 Sep 2025 00:01:27 GMT, Dingli Zhang <dzhang at openjdk.org> wrote:

> > Hey, just curious, if you have the performance data comparison on some device before/after this patch, could you share it?
> 
> Thanks for the review! Unfortunately, I don't have any performance data comparison. However, the latest change is a bugfix, not a performance optimization.

Thank you! Looks good.

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PR Comment: https://git.openjdk.org/jdk/pull/27155#issuecomment-3279063154