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SubjectRe: [PATCH] x86-64: espfix for 64-bit mode *PROTOTYPE*
On 04/22/2014 10:20 AM, Andrew Lutomirski wrote:
>
> It won't, given the above. I misunderstood what you were checking.
>
> It still seems to me that only #GP needs this special handling. The
> IST entries should never run on the espfix stack, and #MC, #DB, #NM,
> and #SS (I missed that one earlier) use IST.
>
> Would it ever make sense to make #GP use IST as well? That might
> allow espfix_adjust_stack to be removed entirely. I don't know how
> much other fiddling would be needed to make that work.
>

Interesting thought. It might even be able to share an IST entry with #SS.

-hpa




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