Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\common.c Create Date:2022-07-28 07:55:30
Last Modify:2020-03-16 20:28:31 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Clear all 6 debug registers:

Proto:static void clear_all_debug_regs(void)

Type:void

Parameter:Nothing

1747  When i < 8 cycle
1749  If i == 4 || i == 5 Then Continue
1752  set_debugreg(0, i)
Caller
NameDescribe
cpu_initpu_init() initializes state that is per-CPU. Some data is already* initialized (naturally) in the bootstrap process, such as the GDT* and IDT. We reload them nevertheless, this function acts as a* 'CPU state barrier', nothing should get across.