Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\resource.c Create Date:2022-07-28 09:05:07
Last Modify:2022-05-22 11:14:39 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:This generic page_is_ram() returns true if specified address is* registered as System RAM in iomem_resource list.

Proto:int __weak page_is_ram(unsigned long pfn)

Type:int

Parameter:

TypeParameterName
unsigned longpfn
512  Return This function calls the @func callback against all memory ranges of type* System RAM which are marked as IORESOURCE_SYSTEM_RAM and IORESOUCE_BUSY == 1