diff --git a/mm/khugepaged.c b/mm/khugepaged.c index a31028773e13b664fa13945aa6fc4cbd207346e2..669404342fbe6d3d67f5822fcd67ccdea9a3dfef 100644 --- a/mm/khugepaged.c +++ b/mm/khugepaged.c @@ -937,6 +937,11 @@ static bool __collapse_huge_page_swapin(struct mm_struct *mm, } vmf.pte--; pte_unmap(vmf.pte); + + /* Drain LRU add pagevec to remove extra pin on the swapped in pages */ + if (swapped_in) + lru_add_drain(); + trace_mm_collapse_huge_page_swapin(mm, swapped_in, referenced, 1); return true; }