[jdk21u-dev] RFR: 8322098: os::Linux::print_system_memory_info enhance the THP output with /sys/kernel/mm/transparent_hugepage/hpage_pmd_size

[Matthias Baesken]

Backport 8322098

-------------

Commit messages:
 - Backport b31454e36234091c3827c3b4d07f62345cb0cee4

Changes: https://git.openjdk.org/jdk21u-dev/pull/181/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=181&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8322098
  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/181.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/181/head:pull/181

PR: https://git.openjdk.org/jdk21u-dev/pull/181