[Lguest] Lguest mechanism.

Rusty Russell rusty at rustcorp.com.au
Tue Jun 3 09:10:02 EST 2008


On Monday 02 June 2008 14:57:31 Sujit Sanjeev wrote:
> Thanks Rusty, That helped!
>
> >From the host's launcher point of view, at what virtual address ranges
>
> are the guest kernel and guest user space mapped?
>
> Ex: UMLinux maps Host kernel at [0xc0000000, 0xffffffff]
>       Guest kernel occupies [0x70000000, 0xc0000000]
>       Guest application occupies [0x0, 0x70000000]
>
> Is it the same for Lguest too?

No, in UML they share page tables.  In lguest the Guest has its own page 
tables.  So Host kernel and Guest kernel are both 0xc0000000.

Rusty.




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