RFR: 8373627: assert(!is_vthread_transition_disabler()) failed: no suspend allowed for vthread transition disablers

[David Holmes]

On Fri, 12 Dec 2025 21:48:54 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

> This is a 1-liner fix of a regression.
> The issue was discovered after merge with main line of this PR: https://github.com/openjdk/jdk/pull/28407 .
> 
> It will need to be back ported to 26 as well.
> 
> Testing:
>  - TBD: This was already tested in another PR repo but will submit mach5 tiers 1-3 to be completely safe.

LGTM

Thanks

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Marked as reviewed by dholmes (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/28805#pullrequestreview-3581443583