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> + > + if (cc->is_khugepaged && nr_none > khugepaged_max_ptes_none) { > + result = SCAN_EXCEED_NONE_PTE; > + count_vm_event(THP_SCAN_EXCEED_NONE_PTE); > + goto xa_locked; > + } > + > index++; > continue; > } Isn't this already being checked in collapse_scan_file(), in the block if (cc->is_khugepaged && present < HPAGE_PMD_NR - khugepaged_max_ptes_none)?