函数逻辑报告

函数名称：sparse_add_section - add a memory section, or populate an existing one*@nid: The node to add section on*@start_pfn: start pfn of the memory range*@nr_pages: number of pfns to add in the section*@altmap: device page map* This is only intended for hotplug

函数原型：int __meminit sparse_add_section(int nid, unsigned long start_pfn, unsigned long nr_pages, struct vmem_altmap *altmap)

返回类型：int

参数：