RFR: 8350889: GenShen: Break out of infinite loop of old GC cycles

[William Kemper]

On Thu, 27 Feb 2025 16:58:49 GMT, Kelvin Nilsen <kdnilsen at openjdk.org> wrote:

> Add log message when heuristic trigger because previous trigger is pending.  Cancel the pending-trigger condition for old-generation at the start of old-generation GC.

LGTM

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Marked as reviewed by wkemper (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/23827#pullrequestreview-2648558352