Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\common.c Create Date:2022-07-28 07:54:57
Last Modify:2020-03-16 20:28:31 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:cr4_init

Proto:void cr4_init(void)

Type:void

Parameter:Nothing

413  cr4 = __read_cr4()
415  If boot_cpu_has(Process Context Identifiers ) Then cr4 |= X86_CR4_PCIDE
417  If static_branch_likely( & cr_pinning) Then cr4 |= cr4_pinned_bits
420  __write_cr4(cr4)
423  this_cpu_write(cr4, cr4)
Caller
NameDescribe
start_secondaryActivate a secondary processor.