Re: [PATCH] x86-64, espfix: Don't leak bits 31:16 of %esp returning to 16-bit stack

[H. Peter Anvin]

On 04/30/2014 03:38 AM, Borislav Petkov wrote:
> 
> What will happen more likely and thus more often - our "simulated" #DF
> or a real one? Judging by the order of the tests, you're saying: the
> simulated one. :-)
> 
> Otherwise, push the __KERNEL_CS test up?
> 

Doesn't matter, really: do_double_fault is unconditionally fatal.

	-hpa


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