Re: [PATCH 19/39] NLKD/x86-64 - stack-pointer-invalid markers

[Andi Kleen]

On Wednesday 09 November 2005 15:14, Jan Beulich wrote:
> This adds static information about the code regions where the stack
> pointer cannot be relied upon. Kernel debuggers may then use this
> information to determine which stack to switch to when having a need
> to switch off of namely the NMI stack.

Hmm - can't this be expressed in CFI somehow? 

-Andi
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