[jdk25u] RFR: 8367137: RISC-V: Detect Zicboz block size via hwprobe

[duke]

On Fri, 12 Sep 2025 06:14:31 GMT, Dingli Zhang <dzhang at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a backport of commit [5abd1842](https://github.com/openjdk/jdk/commit/5abd18426d64f878ca45f9d36ca270be17a7760f) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Dingli Zhang on 12 Sep 2025 and was reviewed by Fei Yang, Hamlin Li and Robbin Ehn.
> 
> Thanks!

@DingliZhang 
Your change (at version 4536125b11513b36b037a5f5349f311e09da39ab) is now ready to be sponsored by a Committer.

-------------

PR Comment: https://git.openjdk.org/jdk25u/pull/186#issuecomment-3287362165