Re: [Xen-devel] Question re do_switch_stack()

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 9 Jun 2005, at 16:22, Avi Kivity wrote:

> the tss is not consulted on iretd as far as I can tell, and kernel_sp 
> is
> only loaded in create_bounce_frame. what did I miss?
>
> thanks in advance.
The actual stack switch occurs in do_switch() macro defined in 
include/asm-xen/asm-i386/system.h.
do_stack_switch() changes the stack that Xen switches to when switching 
to ring 1 when previously the guest was executing in ring 3.
 -- Keir


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