摘自 Linux Virtualization with Lguest，Author：John Quigley

The lguest

Question: how does the kernel knowit’s an lguest guest?

 

1first code x86 kernel runs are in startup_32 in head.S

2 tests if paging is already enabled

3 if it is, we know we’re under some kind of hypervisor

4 proceede to try all registered paravirt_probe functions

5 end of in drivers/lguest/lguest.c