Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\crash_dump_32.c Create Date:2022-07-28 08:37:56
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:is_crashed_pfn_valid

Proto:static inline bool is_crashed_pfn_valid(unsigned long pfn)

Type:bool

Parameter:

TypeParameterName
unsigned longpfn
28  Return pte_pfn(pfn_pte(pfn, __pgprot(0))) == pfn
Caller
NameDescribe
copy_oldmem_pagepy_oldmem_page - copy one page from "oldmem"*@pfn: page frame number to be copied*@buf: target memory address for the copy; this can be in kernel address* space or user address space (see @userbuf)*@csize: number of bytes to copy*@offset: offset in bytes