Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\cpu\common.c Create Date:2022-07-28 07:55:22
Last Modify:2020-03-16 20:28:31 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:detect_null_seg_behavior

Proto:static void detect_null_seg_behavior(struct cpuinfo_x86 *c)

Type:void

Parameter:

TypeParameterName
struct cpuinfo_x86 *c
1319  rdmsrl(64bit FS base , old_base)
1320  wrmsrl(64bit FS base , 1)
1321  loadsegment(fs, 0)
1322  rdmsrl(64bit FS base , tmp)
1323  If tmp != 0 Then set_cpu_bug(c, Nulling a selector preserves the base )
1325  wrmsrl(64bit FS base , old_base)
Caller
NameDescribe
generic_identify