[0/8] mm/memory-failure.c: A few cleanup patches for memory failure

Message

Miaohe Lin Feb. 10, 2022, 2:17 p.m. UTC

Hi,
This series contains a few patches to simplify the code logic, remove
unneeded variable and remove obsolete comment. More details can be found
in the respective changelogs. Thanks!

Miaohe Lin (8):
  mm/memory-failure.c: minor clean up for memory_failure_dev_pagemap
  mm/memory-failure.c: avoid walking page table when vma_address()
    return -EFAULT
  mm/memory-failure.c: rework the signaling logic in kill_proc
  mm/memory-failure.c: remove unneeded orig_head
  mm/memory-failure.c: remove PageSlab check in hwpoison_filter_dev
  mm/memory-failure.c: rework the try_to_unmap logic in
    hwpoison_user_mappings()
  mm/memory-failure.c: remove obsolete comment in __soft_offline_page
  mm/memory-failure.c: remove unnecessary PageTransTail check

 mm/memory-failure.c | 74 ++++++++++++++++++---------------------------
 1 file changed, 29 insertions(+), 45 deletions(-)