On Wed, 10 Jun 2015, Mike Galbraith wrote:
> Virgin source or kernels with zillion+ patches, doesn't matter. To test
> virgin source earlier than EFI_STUB I had to pollute the source with
> EFI backports, but nothing else.
>
> Just a sec while I check yet again that absolutely virgin master really
> really does stall.... Yup. I pinned the tescase to CPU3..
>
> LOC: 7432 5803 5418 6387 3371 3039
> 5757 3080 Local timer interrupts <== here
> LOC: 7560 6028 5632 6394 3538 3195
> 5937 3084 Local timer interrupts
> LOC: 7747 6135 5720 6394 3543 3262
> 6087 3086 Local timer interrupts
> LOC: 7930 6206 5785 6394 3571 3288
> 6303 3087 Local timer interrupts
So now it would be helpful to have a trace to see what CPU3 is
actually doing.
Thanks,
tglx
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