git: openjdk/jdk15u-dev: 8264752: SIGFPE crash with option FlightRecorderOptions:threadbuffersize=30M

Fri Oct 1 14:45:47 UTC 2021

Changeset: 4bbb64e4
Author:    Ekaterina Vergizova <evergizova at openjdk.org>
Date:      2021-10-01 14:43:20 +0000
URL:       https://git.openjdk.java.net/jdk15u-dev/commit/4bbb64e4616242cd7b2d9e82894375add1e1d664

8264752: SIGFPE crash with option FlightRecorderOptions:threadbuffersize=30M

Reviewed-by: yan
Backport-of: 377b346189c7cff9c8d535c3a6980f86669a95a0

! src/hotspot/share/jfr/recorder/service/jfrMemorySizer.cpp
! src/hotspot/share/jfr/recorder/service/jfrMemorySizer.hpp
! src/hotspot/share/jfr/recorder/service/jfrOptionSet.cpp
! test/jdk/jdk/jfr/startupargs/TestBadOptionValues.java
! test/jdk/jdk/jfr/startupargs/TestMemoryOptions.java