Messages in this thread | | | Date | Sun, 2 Apr 2006 22:25:16 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: Fw: 2.6.16 crashes when running numastat on p575 |
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On Sun, 2 Apr 2006, Paul Jackson wrote:
> - for (cpu = 0; cpu < NR_CPUS; cpu++) { > + for_each_online_cpu(cpu) { > > Idle curiosity -- what keeps a cpu from going offline during > this scan, and leaving us with the same crash as before?
Nothing keeps a processor from going offline. We could take the hotplug lock for every for_each_online_cpu() in the kernel. Could you take that up with the hotplug folks?
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