Hi, This series cantains some cleanups and improvements for compaction. Please help to review. Thanks. Baolin Wang (6): mm: compaction: drop the redundant page validation in update_pageblock_skip() mm: compaction: change fast_isolate_freepages() to void type mm: compaction: skip more fully scanned pageblock mm: compaction: only set skip flag if cc->no_set_skip_hint is false mm: compaction: add trace event for fast freepages isolation mm: compaction: skip fast freepages isolation if enough freepages are isolated include/trace/events/compaction.h | 11 +++++++++++ mm/compaction.c | 25 ++++++++++++++----------- 2 files changed, 25 insertions(+), 11 deletions(-) -- 2.27.0