diff options
| -rw-r--r-- | mm/pgtable-generic.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c index 7d3db0247983..4c681baff363 100644 --- a/mm/pgtable-generic.c +++ b/mm/pgtable-generic.c @@ -176,13 +176,10 @@ pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp) /* FIFO */ pgtable = pmd_huge_pte(mm, pmdp); - if (list_empty(&pgtable->lru)) - pmd_huge_pte(mm, pmdp) = NULL; - else { - pmd_huge_pte(mm, pmdp) = list_entry(pgtable->lru.next, - struct page, lru); + pmd_huge_pte(mm, pmdp) = list_first_entry_or_null(&pgtable->lru, + struct page, lru); + if (pmd_huge_pte(mm, pmdp)) list_del(&pgtable->lru); - } return pgtable; } #endif |