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List:       openjdk-hotspot-runtime-dev
Subject:    Integrated: 8321075: RISC-V: UseSystemMemoryBarrier lacking proper OS support
From:       Robbin Ehn <rehn () openjdk ! org>
Date:       2024-02-21 9:00:58
Message-ID: Ab-WqgySiClsRw16nAKU2kBDJnOQWqDbUcqpZ12CRvk=.aff84e24-9ce0-46b0-be45-52b5c205d8ab () github ! com
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On Fri, 16 Feb 2024 13:01:20 GMT, Robbin Ehn <rehn@openjdk.org> wrote:

> Hi, please consider.
> 
> RV port was pickup into mainline Linux 4.4.
> The same version also made membar private expedited mandatory, but this was missed \
> in RV port. This means to we need to check kernel version in runtime to figure out \
> if it's usable. 
> Kernel fix is here:
> https://git.kernel.org/pub/scm/linux/kernel/git/palmer/linux.git/commit/?h=for-next&id=0420af54c2c2b7b3abbd986a41aded7cab0137ef
> 

This pull request has now been integrated.

Changeset: 68eb5a1d
Author:    Robbin Ehn <rehn@openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/68eb5a1df5afdc011aa467f1c723a8792532dd3f
                
Stats:     40 lines in 3 files changed: 39 ins; 0 del; 1 mod

8321075: RISC-V: UseSystemMemoryBarrier lacking proper OS support

Reviewed-by: fyang, yadongwang, luhenry

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

PR: https://git.openjdk.org/jdk/pull/17889


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