pte_ptl 955 mm/khugepaged.c spinlock_t *pmd_ptl, *pte_ptl; pte_ptl 1036 mm/khugepaged.c pte_ptl = pte_lockptr(mm, pmd); pte_ptl 1049 mm/khugepaged.c spin_lock(pte_ptl); pte_ptl 1051 mm/khugepaged.c spin_unlock(pte_ptl); pte_ptl 1075 mm/khugepaged.c __collapse_huge_page_copy(pte, new_page, vma, address, pte_ptl);