函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\page_alloc.c Create Date:2022-07-27 16:33:17
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：set_page_order

函数原型：static inline void set_page_order(struct page *page, unsigned int order)

返回类型：void

参数：

类型参数名称
struct page *page
unsigned intorder
777  set_page_private(page, order)
778  PageBuddy() indicates that the page is free and in the buddy system* (see mm/page_alloc.c).
调用者
名称描述
__free_one_pageFreeing function for a buddy system allocator
expandThe order of subdivision here is critical for the IO subsystem