[riscv-port] Integrated: 8279664: riscv: JFR crashes at 0x0

Xiaolin Zheng xlinzheng at openjdk.java.net
Fri Jan 21 03:51:16 UTC 2022


On Thu, 20 Jan 2022 15:02:20 GMT, Xiaolin Zheng <xlinzheng at openjdk.org> wrote:

> Hi team,
> 
> This is a preview fix for the JFR-related crash - maybe the comment in this patch should be polished.
> TIL that complex problems often result from seemingly negligible changes :-)
> I need to cautiously test this change, though it seems no harm, to guarantee that it is safe and to ensure the problem is gone so please stay a little tuned.
> 
> ----
> Update:
> 
> 1. Overnight JFR testing reveals no error, seems fixed.
> 2. `test/hotspot/jtreg` on the board reveals no error until now - still testing, but I think it is safe.
> ----
> 
> Thanks,
> Xiaolin

This pull request has now been integrated.

Changeset: 29384f99
Author:    Xiaolin Zheng <xlinzheng at openjdk.org>
Committer: Fei Yang <fyang at openjdk.org>
URL:       https://git.openjdk.java.net/riscv-port/commit/29384f99736a1b614ebbafde19503c30f841b544
Stats:     6 lines in 1 file changed: 3 ins; 0 del; 3 mod

8279664: riscv: JFR crashes at 0x0

Reviewed-by: yadongwang, fyang

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

PR: https://git.openjdk.java.net/riscv-port/pull/49


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