Re: [PATCH 0/4] mm: Enforce read-only shared vmemmap tail mappings

[Pavithra]

Tested on Power10 (ppc64le)

Test configurations validated:
  Page sizes : 4K, 64K, 2MB hugepage, 1GB hugepage

Test suites run:
  - libhugetlbfs test suite
  - LTP hugetlb tests
  - mm selftests (tools/testing/selftests/mm)
  - ndctl test suite via avocado (--map=mem and --map=dev,
    2MB and 1GB alignment)
    https://github.com/avocado-framework-tests/avocado-misc-tests/blob/master/memory/ndctl.py
  - HTX mdt.pmem_all
  - Memory savings validation with 1GB alignment
  - Hash mode basic pmem tests

No issues observed. Thanks for the patches.

Tested-by: Pavithra Prakash <pavrampu@xxxxxxxxxxxxx>