函数逻辑报告

函数名称：vm_map_pages_zero - map range of kernel pages starts with zero offset*@vma: user vma to map to*@pages: pointer to array of source kernel pages*@num: number of pages in page array* Similar to vm_map_pages(), except that it explicitly sets the offset* to 0

函数原型：int vm_map_pages_zero(struct vm_area_struct *vma, struct page **pages, unsigned long num)

返回类型：int

参数：