Re: [Fastboot] [PATCH 03/03] kexec: Avoid overwriting the currentpgd (V2, x86_64)

From: Gerd Hoffmann
Date: Fri May 26 2006 - 03:40:07 EST


> 1a. The C-code in xen_machine_kexec() performs a hypercall.
>
> 1b. The hypervisor jumps to the assembly code.
> After prepare we've created a NX-safe mapping for the control page. We
> jump to that NX-safe address to transfer control to the assembly code.

This is about kexec'ing the physical machine, not the virtual machine,
right?

cheers,

Gerd

--
Gerd Hoffmann <kraxel@xxxxxxx>
http://www.suse.de/~kraxel/julika-dora.jpeg
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