函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\page-flags.h Create Date:2022-07-27 06:40:11
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:TestClearPageDoubleMap

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

返回类型:int

参数:

类型参数名称
struct page *page
696  VM_BUG_ON_PAGE(!PageHead(page), page)
697  返回:st_and_clear_bit - Clear a bit and return its old value*@nr: Bit to clear*@addr: Address to count from* This is an atomic fully-ordered operation (implied full memory barrier).
调用者
名称描述
page_remove_anon_compound_rmap
__split_huge_pmd_locked