On 01/27/2014 02:46 PM, Andy Lutomirski wrote:
>
> I think that sysret for sigreturn is probably not very interesting.
> On the other hand, sysret for #PF might be a huge win, despite being
> even scarier.
>
SYSRET for #PF or other exceptions is a nonstarter; register state is
live at that point.
-hpa
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