Integrated: 8306965: osThread allocation failures should not abort the VM

[David Holmes]

On Tue, 9 May 2023 06:03:44 GMT, David Holmes <dholmes at openjdk.org> wrote:

> Trivial fix ... Currently OSThread allocation will abort the VM if there is not enough memory. While the fact we are exhausting C-heap means we are likely to abort for one reason or another, it isn't the role of thread starting to act as that trigger. So `new OSThread()` becomes `new (std::nothrow) OSThread()` and the existing null checks actually serve a purpose.
> 
> Change was suggested by Kim Barrett - thanks.
> 
> Testing:
>  - tiers 1-3 sanity
>  - GHA sanity
> 
> Thanks

This pull request has now been integrated.

Changeset: 3cb606ef
Author:    David Holmes <dholmes at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/3cb606ef5b21b5d65cb97b459f30cdeacd035669
Stats:     8 lines in 4 files changed: 0 ins; 0 del; 8 mod

8306965: osThread allocation failures should not abort the VM

Reviewed-by: lfoltan

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PR: https://git.openjdk.org/jdk/pull/13879