diff options
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/huge_memory.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 4a58fa19afac..021db1781872 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2981,29 +2981,20 @@ void __split_huge_pmd(struct vm_area_struct *vma, pmd_t *pmd, { spinlock_t *ptl; struct mm_struct *mm = vma->vm_mm; - struct page *page = NULL; unsigned long haddr = address & HPAGE_PMD_MASK; mmu_notifier_invalidate_range_start(mm, haddr, haddr + HPAGE_PMD_SIZE); ptl = pmd_lock(mm, pmd); if (pmd_trans_huge(*pmd)) { - page = pmd_page(*pmd); + struct page *page = pmd_page(*pmd); if (PageMlocked(page)) - get_page(page); - else - page = NULL; + clear_page_mlock(page); } else if (!pmd_devmap(*pmd)) goto out; __split_huge_pmd_locked(vma, pmd, haddr, freeze); out: spin_unlock(ptl); mmu_notifier_invalidate_range_end(mm, haddr, haddr + HPAGE_PMD_SIZE); - if (page) { - lock_page(page); - munlock_vma_page(page); - unlock_page(page); - put_page(page); - } } void split_huge_pmd_address(struct vm_area_struct *vma, unsigned long address, |