Messages in this thread | | | Date | Wed, 2 Mar 2011 14:46:11 -0500 | From | Don Zickus <> | Subject | Re: [PATCH -tip 2/2 resend] x86, traps: Drop nmi_reason_lock until it is really needed |
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On Wed, Mar 02, 2011 at 10:14:08PM +0300, Cyrill Gorcunov wrote: > > > > Now this spinlock doesn't affect them, because they registered an nmi > > handler to catch it and dump their stack (I modified the code to use > > DIE_NMIUNKNOWN instead of DIE_NMI to avoid conflict with the > > nmi_watchdog). But I don't know what the affect is, if that spinlock is > > not there (I sent a private email to SGI inquiring, their guy wasn't > > around this week). > > Don, do you know -- was new nmi-watchdog system tested with UV machine > somewhere?
They are testing it now, I am working through the issues with them.
Cheers, Don
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