[0/6] A few fixup patches for hugetlb

Message

Miaohe Lin Aug. 18, 2022, 1 p.m. UTC

Hi everyone,
This series contains a few fixup patches to fix incorrect update of page
refcnt, fix possible use-after-free issue and so on. More details can be
found in the respective changelogs.
Thanks!

Miaohe Lin (6):
  mm, hwpoison: fix page refcnt leaking in try_memory_failure_hugetlb()
  mm, hwpoison: fix page refcnt leaking in unpoison_memory()
  mm, hwpoison: fix extra put_page() in soft_offline_page()
  mm, hwpoison: fix possible use-after-free in mf_dax_kill_procs()
  mm, hwpoison: kill procs if unmap fails
  mm, hwpoison: avoid trying to unpoison reserved page

 mm/memory-failure.c | 24 +++++++++++++-----------
 1 file changed, 13 insertions(+), 11 deletions(-)