Hi, This patch series aims to add "MemAvailable" to per-node meminfo. This series is based on next-20211215. Comments and suggestions are welcome. Thanks, Qi Qi Zheng (2): mm: add MemAvailable to per-node meminfo mm: reimplement si_mem_available() drivers/base/node.c | 4 ++++ include/linux/mm.h | 1 + include/linux/mmzone.h | 5 +++++ mm/page_alloc.c | 44 +++++++++++++++++++++++++++++++------------- 4 files changed, 41 insertions(+), 13 deletions(-) -- 2.11.0