Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\page-flags.h Create Date:2022-07-28 05:37:13
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:TestSetPageDoubleMap

Proto:static inline int TestSetPageDoubleMap(struct page *page)

Type:int

Parameter:

TypeParameterName
struct page *page
690  VM_BUG_ON_PAGE(!PageHead(page), page)
691  Return st_and_set_bit - Set a bit and return its old value*@nr: Bit to set*@addr: Address to count from* This is an atomic fully-ordered operation (implied full memory barrier).
Caller
NameDescribe
__split_huge_pmd_locked