Hi, Thanks for your patch. FYI: kernel test robot notices the stable kernel rule is not satisfied. Rule: 'Cc: stable@xxxxxxxxxxxxxxx' or 'commit <sha1> upstream.' Subject: [PATCH 2/2] madvise: don't use mapcount() against large folio for sharing check Link: https://lore.kernel.org/stable/20230728161356.1784568-3-fengwei.yin%40intel.com The check is based on https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki