RFR: 8271490: [ppc] [s390]: Crash in JavaThread::pd_get_top_frame_for_profiling

Matthias Baesken mbaesken at openjdk.java.net
Mon Aug 30 12:04:36 UTC 2021


On Tue, 10 Aug 2021 14:50:34 GMT, Lutz Schmidt <lucy at openjdk.org> wrote:

> Please review this pull request. It hardens the code on ppc and s390 against crashes while collecting stack traces for JFR. Stack frame collection in prims/forte.cpp will benefit from this fix as well as it uses the same platform-specific code.
> 
> Testing:
> SAP-internal functional and stress testing. Verifying a positive effect is hard because the targeted crashes occur only very rarely. No negative side effects of the fix have been observed.

Marked as reviewed by mbaesken (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/5071


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