Messages in this thread | | | Date | Tue, 29 Nov 2011 21:31:11 +0100 | From | Andi Kleen <> | Subject | Re: Perhaps a side effect regarding NMI returns |
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On Tue, Nov 29, 2011 at 12:12:44PM -0800, Linus Torvalds wrote: > The problem is that NMI's are blocked! > > We're potentially switching to another process, there is no guarantee > there will be an "iret" *anywhere* in any patch for a long time. So > any subsequent NMI's will not be able to come in.
True. That's a bug that needs to be fixed.
As a simple fix your proposal of forcing IRET sounds good.
-Andi
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