Messages in this thread | | | Date | Wed, 16 Apr 2008 11:37:31 -0400 | From | Mathieu Desnoyers <> | Subject | Re: [RFC PATCH] x86 NMI-safe INT3 and Page Fault (v2) |
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* Ingo Molnar (mingo@elte.hu) wrote: > > * Ingo Molnar <mingo@elte.hu> wrote: > > > thanks Mathieu, i've picked this up into x86.git for more testing. > > ... but had to drop it due to missing PARAVIRT support which broke the > build. I guess on paravirt we could just initially define > INTERRUPT_RETURN_NMI_SAFE to iret, etc.? >
Yes, I was about to email you about this.
Would it be valid to execute a popf in PARAVIRT or should be have some special support like the normal iret does ?
And yes, initially using iret for paravirt should just work, but it would leave the NMI iret issue for paravirt.
Mathieu
> Ingo >
-- Mathieu Desnoyers Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
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