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-rw-r--r--mm/khugepaged.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/khugepaged.c b/mm/khugepaged.c
index deea5c5cd9e8..d92b61423c6b 100644
--- a/mm/khugepaged.c
+++ b/mm/khugepaged.c
@@ -1967,6 +1967,8 @@ static int collapse_file(struct mm_struct *mm, unsigned long addr,
result = SCAN_FAIL;
goto xa_unlocked;
}
+ /* drain pagevecs to help isolate_lru_page() */
+ lru_add_drain();
page = folio_file_page(folio, index);
} else if (trylock_page(page)) {
get_page(page);