get_pcppage_migratetype

函数名称：A cached value of the page's pageblock's migratetype, used when the page is* put on a pcplist

函数原型：static inline int get_pcppage_migratetype(struct page *page)

返回类型：int

参数：

类型	参数	名称
struct page *	page

**调用者**
名称	描述
free_pcppages_bulk	Frees a number of pages from the PCP lists* Assumes all pages on list are in same zone, and of same order.* count is the number of pages to free.* If the zone was previously in an "all pages pinned" state then look to
rmqueue_bulk	Obtain a specified number of elements from the buddy allocator, all under* a single hold of the lock, for efficiency. Add them to the supplied list.* Returns the number of new pages which were placed at *list.
free_unref_page_commit
rmqueue	Allocate a page from the given zone. Use pcplists for order-0 allocations.

函数逻辑报告