Messages in this thread |  | | Date | Mon, 27 Jan 2003 14:17:34 -0500 (EST) | From | Zwane Mwaikambo <> | Subject | Re: 2.5.59-mm6 |
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On Mon, 27 Jan 2003, Mike Galbraith wrote:
> (something seems funky with nmi_watchdog... hard lock = no_more_nmi_ticks > . Anybody out there know enough about local APIC to explain why idle=poll > gives nice 1 second nmi, but everything else depends upon cpu load?... and > why when hardlock happens, it _stops_)
Because we base the performance counter on unhalted cycles, whilst the normal idle function does an hlt. I think the K7 can do halted too.
Zwane -- function.linuxpower.ca
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