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    SubjectRe: [PATCH] NMI watchdog config option (was: Re: [PATCH] NMI lockup and AltSysRq-P dumping calltraces on _all_ cpus via NMI IPI)
    "Martin J. Bligh" <> wrote:
    > > So much has changed in there that we might have fixed it by accident, and I
    > > do recall a couple of fundamental and subtle NMI bugs being fixed. So
    > > yeah, it might be worth enabling it by default again. Care to send a patch
    > > which does that?
    > There are some unfixable machine issues - for instance, the IBM
    > Netfinity 8500R corrupts one of the registers (ebx?) every time we get
    > an NMI for us, and panics. Probably other boxes you mention above have
    > similar issues? But it's not our code that's at fault ...

    That sounds like an instant crash. The problems which were reported a few
    years back were different - mysterious lockups after hours or days of

    > In light of this, I don't think it's a good idea to enable NMI by default,
    > at least not without a blacklist function of some sort?

    OK, thanks - I'll leave things as they stand.
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      Last update: 2005-05-18 00:44    [W:0.019 / U:6.368 seconds]
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