[PATCH v6.1 0/2] x86/mm/pat: fix VM_PAT handling

[PATCH v6.1 1/2]: required to backport [PATCH v6.1 2/2].

[PATCH v6.1 2/2]: backport to fix VM_PAT handling when fork() fails in copy_page_range().

arch/x86/mm/pat/memtype.c | 50 +++++++++++++++++++++++---------------- include/linux/pgtable.h | 31 ++++++++++++++++++------ kernel/fork.c | 4 ++++ mm/memory.c | 10 ++++---- mm/mremap.c | 2 +- 5 files changed, 62 insertions(+), 35 deletions(-)