Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\aperture_64.c Create Date:2022-07-28 08:52:57
Last Modify:2020-03-17 10:38:51 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:gart_mem_pfn_is_ram

Proto:static int gart_mem_pfn_is_ram(unsigned long pfn)

Type:int

Parameter:

TypeParameterName
unsigned longpfn
74  Return Value is more likely to compile time((pfn < If the first kernel maps the aperture over e820 RAM, the kdump kernel will* use the same range because it will remain configured in the northbridge.* Trying to dump this area via /proc/vmcore may crash the machine, so exclude* it from vmcore.) || (pfn >= If the first kernel maps the aperture over e820 RAM, the kdump kernel will* use the same range because it will remain configured in the northbridge.* Trying to dump this area via /proc/vmcore may crash the machine, so exclude* it from vmcore. + If the first kernel maps the aperture over e820 RAM, the kdump kernel will* use the same range because it will remain configured in the northbridge.* Trying to dump this area via /proc/vmcore may crash the machine, so exclude* it from vmcore.))