git: openjdk/jdk21u-dev: master: 8344414: ZGC: Another division by zero in rule_major_allocation_rate

[Paul Hohensee]

Changeset: e718378c
Branch: master
Author:    Paul Hohensee <phh at openjdk.org>
Date:      2025-04-10 10:03:03 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/e718378c0824ec9d63c87608f48552c31c65fa86

8344414: ZGC: Another division by zero in rule_major_allocation_rate

Reviewed-by: cslucas, rkennke
Backport-of: 63af2f42b7abe9504897d7c3f3b4cc0b57123694

! src/hotspot/share/gc/z/zDirector.cpp
! src/hotspot/share/gc/z/zStat.cpp
! src/hotspot/share/gc/z/zStat.hpp