Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\process.c Create Date:2022-07-28 07:48:45
Last Modify:2020-03-16 17:03:44 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Called from seccomp/prctl update

Proto:void speculation_ctrl_update_current(void)

Type:void

Parameter:Nothing

611  Even if we don't have any preemption, we need preempt disable/enable* to be barriers, so that we don't have things like get_user/put_user* that can cause faults and scheduling migrate into our preempt-protected* region.()
612  speculation_ctrl_update(speculation_ctrl_update_tif(current process))
613  preempt_enable()
Caller
NameDescribe
task_update_spec_tif