Integrated: 8276801: gc/stress/CriticalNativeStress.java fails intermittently with Shenandoah
zgu at openjdk.java.net
Thu Nov 11 00:18:42 UTC 2021
On Tue, 9 Nov 2021 15:08:32 GMT, Zhengyu Gu <zgu at openjdk.org> wrote:
> JDK-8276205 fixed a bug that prevents concurrent code cache iteration, without holding CodeCache_lock. That causes register_nmethod() calls can go through during concurrent code cache iteration.
> This is no a problem for new nmethod, cause it is *not* in cache cache snapshot for concurrent code cache iteration, but *nmethod patching* is. We can not allow *nmethod patching* during concurrent code cache iteration, should block it until iteration is completed.
> - [x] hotspot_gc_shenandoah
> - [x] Stress test on gc/stress/CriticalNativeStress.java
This pull request has now been integrated.
Author: Zhengyu Gu <zgu at openjdk.org>
Stats: 10 lines in 2 files changed: 7 ins; 1 del; 2 mod
8276801: gc/stress/CriticalNativeStress.java fails intermittently with Shenandoah
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