1 files changed, 4 insertions, 0 deletions

diff --git a/mm/compaction.c b/mm/compaction.c
index f58bcd016f43..a03995eddedb 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -970,6 +970,8 @@ static int compact_zone(struct zone *zone, struct compact_control *cc)
         if (compaction_restarting(zone, cc->order) && !current_is_kswapd())
                 __reset_isolation_suitable(zone);
 
+        trace_mm_compaction_begin(start_pfn, cc->migrate_pfn, cc->free_pfn, end_pfn);
+
         migrate_prep_local();
 
         while ((ret = compact_finished(zone, cc)) == COMPACT_CONTINUE) {
@@ -1015,6 +1017,8 @@ out:
         cc->nr_freepages -= release_freepages(&cc->freepages);
         VM_BUG_ON(cc->nr_freepages != 0);
 
+        trace_mm_compaction_end(ret);
+
         return ret;
 }