From: Dave Jones on
On Mon, Jun 07, 2010 at 03:02:58PM -0400, Miles Lane wrote:
> [ 90.531089] BUG: using smp_processor_id() in preemptible [00000000]
> code: ondemand/4323
> [ 90.531100] caller is nr_iowait_cpu+0x15/0x2c
> [ 90.531106] Pid: 4323, comm: ondemand Tainted: G W

arjan is looking into this.
probably just needs some preempt disable/enable calls.

Dave

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