Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\include\asm\special_insns.h Create Date:2022-07-28 05:35:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:__read_cr4

Proto:static inline unsigned long __read_cr4(void)

Type:unsigned long

Parameter:Nothing

136  Return native_read_cr4()
Caller
NameDescribe
__show_regs
setup_archsetup_arch - architecture-specific boot-time initializations* Note: On x86_64, fixmaps are ready for use even before this is called.
cr4_init
prepare_setSince we are disabling the cache don't allow any interrupts,* they would run extremely slow and would only increase the pain.* The caller must ensure that local interrupts are disabled and* are reenabled after post_set() has been called.
prepare_set
x86_acpi_suspend_lowlevelx86_acpi_suspend_lowlevel - save kernel state* Create an identity mapped page table and copy the wakeup routine to* low memory.