Comment 0 for bug 1696852

[Impact]
Enable memory corruption handling for arm64

[Test]
run mce-test mce-test/cases/function/hwpoison

[Fix]
[0] https://<email address hidden>/msg1376052.html
[1] https://www.spinics.net/lists/arm-kernel/msg581657.html
[1] https://lkml.org/lkml/2017/4/7/486
[2] https://lkml.org/lkml/2017/4/5/402

Jonathan (Zhixiong) Zhang (2):
  arm64: hwpoison: add VM_FAULT_HWPOISON[_LARGE] handling
  arm64: kconfig: allow support for memory failure handling

Punit Agrawal (2):
  arm64: hugetlb: Fix huge_pte_offset to return poisoned page table
    entries
  arm64: mm: Update perf accounting to handle poison faults

 arch/arm64/Kconfig | 1 +
 arch/arm64/include/asm/pgtable.h | 2 +-
 arch/arm64/mm/fault.c | 90 ++++++++++++++++++++++++----------------
 arch/arm64/mm/hugetlbpage.c | 29 +++++--------
 4 files changed, 67 insertions(+), 55 deletions(-)

[Regression Potential]
Changes are confined to ARM64 architecture.