Messages in this thread | | | Date | Fri, 6 Jun 2008 17:44:11 -0700 | From | "Paul E. McKenney" <> | Subject | Re: Recoverable MCA interrupts from NMI handlers? IPMI and RCU? |
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On Fri, Jun 06, 2008 at 05:03:37PM -0700, H. Peter Anvin wrote: > Corey Minyard wrote: > >If you mean the IPMI driver, it does not tie into any SMI. It > >theoretically could since there's a bit for that in the watchdog timer, > >but there's been no demand and I haven't looked at it. I guess it would > >be better than an NMI. > > > >If it did tie in, it would most likely just panic to get useful > >information out before the watchdog reset the system. > > The main reason I could see wanting to use SMI would be as a debugging > tool, since SMI makes the entire state of the system available at a low > level; however, trying to interact with the state of the kernel at this > priority level seems beyond the pale in terms of complexity.
Works for me! ;-)
Thanx, Paul
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