[Pmem] [PATCH Anolis tiered-memory 0/6] NUMA balancing: optimize memory placement for memory tiering system

The patch come from upstream contributed by Huang Ying to optimize memory placement for memory tiering system. I review and backport the patches to anolis-4.19. More details can see in following link. https://lkml.org/lkml/2021/12/6/2203 Huang Ying (6): NUMA Balancing: add page promotion counter NUMA balancing: optimize page placement for memory tiering system memory tiering: skip to scan fast memory memory tiering: hot page selection with hint page fault latency memory tiering: rate limit NUMA migration throughput memory tiering: adjust hot threshold automatically Documentation/sysctl/kernel.txt | 32 ++++++--- include/linux/mm.h | 29 ++++++++ include/linux/mmzone.h | 11 +++ include/linux/node.h | 5 ++ include/linux/sched/sysctl.h | 16 +++++ kernel/sched/core.c | 36 ++++++++-- kernel/sched/fair.c | 146 ++++++++++++++++++++++++++++++++++++++++ kernel/sysctl.c | 19 +++++- mm/huge_memory.c | 42 +++++++++--- mm/memory.c | 11 ++- mm/migrate.c | 44 ++++++++++-- mm/mmzone.c | 17 +++++ mm/mprotect.c | 19 +++++- mm/vmscan.c | 16 +++++ mm/vmstat.c | 4 ++ 15 files changed, 414 insertions(+), 33 deletions(-) -- 1.8.3.1