diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/hugetlb.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index e53f39cd67d..22508ef943e 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -3172,7 +3172,13 @@ int dequeue_hwpoisoned_huge_page(struct page *hpage) spin_lock(&hugetlb_lock); if (is_hugepage_on_freelist(hpage)) { - list_del(&hpage->lru); + /* + * Hwpoisoned hugepage isn't linked to activelist or freelist, + * but dangling hpage->lru can trigger list-debug warnings + * (this happens when we call unpoison_memory() on it), + * so let it point to itself with list_del_init(). + */ + list_del_init(&hpage->lru); set_page_refcounted(hpage); h->free_huge_pages--; h->free_huge_pages_node[nid]--; |