377 static pte_t *get_from_cache(struct mm_struct *mm)  in get_from_cache()  argument
381 	spin_lock(&mm->page_table_lock);  in get_from_cache()
382 	ret = mm->context.pte_frag;  in get_from_cache()
390 		mm->context.pte_frag = pte_frag;  in get_from_cache()
392 	spin_unlock(&mm->page_table_lock);  in get_from_cache()
396 static pte_t *__alloc_for_cache(struct mm_struct *mm, int kernel)  in __alloc_for_cache()  argument
409 	spin_lock(&mm->page_table_lock);  in __alloc_for_cache()
415 	if (likely(!mm->context.pte_frag)) {  in __alloc_for_cache()
417 		mm->context.pte_frag = ret + PTE_FRAG_SIZE;  in __alloc_for_cache()
419 	spin_unlock(&mm->page_table_lock);  in __alloc_for_cache()
424 pte_t *page_table_alloc(struct mm_struct *mm, unsigned long vmaddr, int kernel)  in page_table_alloc()  argument
428 	pte = get_from_cache(mm);  in page_table_alloc()
432 	return __alloc_for_cache(mm, kernel);  in page_table_alloc()
435 void page_table_free(struct mm_struct *mm, unsigned long *table, int kernel)  in page_table_free()  argument
523 unsigned long pmd_hugepage_update(struct mm_struct *mm, unsigned long addr,  in pmd_hugepage_update()  argument
532 	assert_spin_locked(&mm->page_table_lock);  in pmd_hugepage_update()
553 		hpte_do_hugepage_flush(mm, addr, pmdp, old);  in pmd_hugepage_update()
674 void pgtable_trans_huge_deposit(struct mm_struct *mm, pmd_t *pmdp,  in pgtable_trans_huge_deposit()  argument
678 	assert_spin_locked(&mm->page_table_lock);  in pgtable_trans_huge_deposit()
693 pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp)  in pgtable_trans_huge_withdraw()  argument
698 	assert_spin_locked(&mm->page_table_lock);  in pgtable_trans_huge_withdraw()
717 void set_pmd_at(struct mm_struct *mm, unsigned long addr,  in set_pmd_at()  argument
723 	assert_spin_locked(&mm->page_table_lock);  in set_pmd_at()
727 	return set_pte_at(mm, addr, pmdp_ptep(pmdp), pmd_pte(pmd));  in set_pmd_at()
740 void hpte_do_hugepage_flush(struct mm_struct *mm, unsigned long addr,  in hpte_do_hugepage_flush()  argument
751 	psize = get_slice_psize(mm, addr);  in hpte_do_hugepage_flush()
761 		vsid = get_vsid(mm->context.id, addr, ssize);  in hpte_do_hugepage_flush()
769 	if (cpumask_equal(mm_cpumask(mm), tmp))  in hpte_do_hugepage_flush()
820 pmd_t pmdp_get_and_clear(struct mm_struct *mm,  in pmdp_get_and_clear()  argument
828 	old = pmd_hugepage_update(mm, addr, pmdp, ~0UL, 0);  in pmdp_get_and_clear()