193 static void free_pmds(pmd_t *pmds[])  in free_pmds()  argument
198 		if (pmds[i]) {  in free_pmds()
199 			pgtable_pmd_page_dtor(virt_to_page(pmds[i]));  in free_pmds()
200 			free_page((unsigned long)pmds[i]);  in free_pmds()
204 static int preallocate_pmds(pmd_t *pmds[])  in preallocate_pmds()  argument
218 		pmds[i] = pmd;  in preallocate_pmds()
222 		free_pmds(pmds);  in preallocate_pmds()
253 static void pgd_prepopulate_pmd(struct mm_struct *mm, pgd_t *pgd, pmd_t *pmds[])  in pgd_prepopulate_pmd()  argument
264 		pmd_t *pmd = pmds[i];  in pgd_prepopulate_pmd()
277 	pmd_t *pmds[PREALLOCATED_PMDS];  in pgd_alloc()  local
286 	if (preallocate_pmds(pmds) != 0)  in pgd_alloc()
300 	pgd_prepopulate_pmd(mm, pgd, pmds);  in pgd_alloc()
307 	free_pmds(pmds);  in pgd_alloc()