> As well as the following three functions: > > pud_t *pud_boot_alloc(struct mm_struct *mm, pgd_t *pgd, unsigned long addr, > int cpu); > pmd_t *pmd_boot_alloc(struct mm_struct *mm, pud_t *pud, unsigned long addr, > int cpu); > pte_t *pte_boot_alloc(struct mm_struct *mm, pmd_t *pmd, unsigned long addr, > int cpu); I'm not sure you can just put them like this into generic code. Some architectures are doing strange things with them. And we already have boot_ioremap on some architectures. Why is that not enough? -Andi