Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\paravirt.c Create Date:2022-07-28 08:45:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Reserve the whole legacy IO space to prevent any legacy drivers* from wasting time probing for their hardware. This is a fairly* brute-force approach to disabling all non-virtual drivers.* Note that this must be called very early to have any effect.

Proto:int paravirt_disable_iospace(void)

Type:int

Parameter:Nothing

210  Return request_resource( & PC/ISA/whatever - the normal PC address spaces: IO and memory , & reserve_ioports)