From: Li RongQing <roy.qing.li@xxxxxxxxx>
when call uncharge_list, if a page is transparent huge, and not need to
BUG_ON about non-transparent huge, since nobody should be be seeing the
page at this stage and this page cannot be raced with a THP split up
Signed-off-by: Li RongQing <roy.qing.li@xxxxxxxxx>
---
mm/memcontrol.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 4d9a215..d7a56f1 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5457,7 +5457,6 @@ static void uncharge_list(struct list_head *page_list)
if (PageTransHuge(page)) {
nr_pages <<= compound_order(page);
- VM_BUG_ON_PAGE(!PageTransHuge(page), page);
nr_huge += nr_pages;
}
--
2.1.4
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