152 		if (unlikely(IS_ERR(khugepaged_thread))) {  in start_stop_khugepaged()
580 	if (unlikely(!*hugepage_kobj)) {  in hugepage_init_sysfs()
732 	if (unlikely(!pgtable)) {  in __do_huge_pmd_anonymous_page()
746 	if (unlikely(!pmd_none(*pmd))) {  in __do_huge_pmd_anonymous_page()
799 	if (unlikely(anon_vma_prepare(vma)))  in do_huge_pmd_anonymous_page()
801 	if (unlikely(khugepaged_enter(vma, vma->vm_flags)))  in do_huge_pmd_anonymous_page()
810 		if (unlikely(!pgtable))  in do_huge_pmd_anonymous_page()
813 		if (unlikely(!zero_page)) {  in do_huge_pmd_anonymous_page()
830 	if (unlikely(!page)) {  in do_huge_pmd_anonymous_page()
834 	if (unlikely(__do_huge_pmd_anonymous_page(mm, vma, haddr, pmd, page, gfp))) {  in do_huge_pmd_anonymous_page()
856 	if (unlikely(!pgtable))  in copy_huge_pmd()
865 	if (unlikely(!pmd_trans_huge(pmd))) {  in copy_huge_pmd()
890 	if (unlikely(pmd_trans_splitting(pmd))) {  in copy_huge_pmd()
930 	if (unlikely(!pmd_same(*pmd, orig_pmd)))  in huge_pmd_set_accessed()
991 	if (unlikely(!pages)) {  in do_huge_pmd_wp_page_fallback()
1000 		if (unlikely(!pages[i] ||  in do_huge_pmd_wp_page_fallback()
1030 	if (unlikely(!pmd_same(*pmd, orig_pmd)))  in do_huge_pmd_wp_page_fallback()
1100 	if (unlikely(!pmd_same(*pmd, orig_pmd)))  in do_huge_pmd_wp_page()
1124 	if (unlikely(!new_page)) {  in do_huge_pmd_wp_page()
1141 	if (unlikely(mem_cgroup_try_charge(new_page, mm, huge_gfp, &memcg))) {  in do_huge_pmd_wp_page()
1168 	if (unlikely(!pmd_same(*pmd, orig_pmd))) {  in do_huge_pmd_wp_page()
1277 	if (unlikely(!pmd_same(pmd, *pmdp)))  in do_huge_pmd_numa_page()
1285 	if (unlikely(pmd_trans_migrating(*pmdp))) {  in do_huge_pmd_numa_page()
1336 	if (unlikely(!pmd_same(pmd, *pmdp))) {  in do_huge_pmd_numa_page()
1344 	if (unlikely(!anon_vma)) {  in do_huge_pmd_numa_page()
1534 		if (unlikely(pmd_trans_splitting(*pmd))) {  in __pmd_trans_huge_lock()
1948 		if (unlikely(khugepaged_enter_vma_merge(vma, *vm_flags)))  in hugepage_madvise()
2032 	if (unlikely(test_and_set_bit(MMF_VM_HUGEPAGE, &mm->flags))) {  in __khugepaged_enter()
2144 		if (unlikely(!page))  in __collapse_huge_page_isolate()
2349 	if (unlikely(!*hpage)) {  in khugepaged_alloc_page()
2385 	} while (unlikely(!hpage) && likely(khugepaged_enabled()));  in khugepaged_alloc_hugepage()
2395 	if (unlikely(!*hpage))  in khugepaged_prealloc_page()
2455 	if (unlikely(mem_cgroup_try_charge(new_page, mm,  in collapse_huge_page()
2465 	if (unlikely(khugepaged_test_exit(mm)))  in collapse_huge_page()
2504 	if (unlikely(!isolated)) {  in collapse_huge_page()
2599 		if (unlikely(!page))  in khugepaged_scan_pmd()
2686 	if (unlikely(khugepaged_test_exit(mm)))  in khugepaged_scan_mm_slot()
2696 		if (unlikely(khugepaged_test_exit(mm))) {  in khugepaged_scan_mm_slot()
2718 			if (unlikely(khugepaged_test_exit(mm)))  in khugepaged_scan_mm_slot()
2796 		if (unlikely(kthread_should_stop() || freezing(current)))  in khugepaged_do_scan()
2899 	if (unlikely(!pmd_trans_huge(*pmd))) {  in __split_huge_page_pmd()
2925 	if (unlikely(pmd_trans_huge(*pmd)))  in __split_huge_page_pmd()