One more CoW path to support poison recorvery in do_cow_fault(), and the last copy_user_highpage() user is replaced to copy_mc_user_highpage() from copy_present_page() during fork to support poison recorvery too.
Kefeng Wang (2): mm: support poison recovery from do_cow_fault() mm: support poison recovery from copy_present_page()
mm/memory.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-)