Linux in mixed-criticality systems
Linux in mixed-criticality systems
Posted Jan 9, 2019 6:46 UTC (Wed) by robbe (guest, #16131)Parent article: Linux in mixed-criticality systems
> Jailhouse has the concept of a "root cell" which, while being in control of the system
> as a whole, is not in full control of the hardware it is running on. The root cell will be
> running Linux.
> as a whole, is not in full control of the hardware it is running on. The root cell will be
> running Linux.
This design ensures that the powers-that-be will have to lock down this Linux system to keep any safety guarantees. Is this an accident?
A more user-friendly design would keep Linux out of the Trusted Computing Base, and therefore able to be replaced without jeopardising overall system safety.