kexec jump
configname: CONFIG_KEXEC_JUMP
Linux Kernel Configuration
└─>Processor type and features
└─>kexec jump
In linux kernel since version 2.6.27 (release Date: 2008-10-09)
Jump between original kernel and kexeced kernel and invoke
code in physical address mode via KEXEC
code in physical address mode via KEXEC