git: openjdk/jdk21u-dev: master: 8324580: SIGFPE on THP initialization on kernels < 4.10

[Christoph Langer]

Changeset: 9cb36b2f
Branch: master
Author:    luwang1103 <576420940 at qq.com>
Committer: Christoph Langer <clanger at openjdk.org>
Date:      2024-08-02 07:56:06 +0000
URL:       https://git.openjdk.org/jdk21u-dev/commit/9cb36b2f677f4fa7b4af88752b7a3e4ab473db15

8324580: SIGFPE on THP initialization on kernels < 4.10

Reviewed-by: stuefe
Backport-of: a231706a06a86abb16d0040e8ca1b76a9741a0b2

! src/hotspot/os/linux/hugepages.cpp
! src/hotspot/os/linux/hugepages.hpp
! src/hotspot/os/linux/os_linux.cpp
! test/hotspot/jtreg/runtime/os/HugePageConfiguration.java
! test/hotspot/jtreg/runtime/os/TestHugePageDecisionsAtVMStartup.java