Messages in this thread | | | Date | Mon, 25 Apr 2011 17:18:37 -0700 | Subject | Re: console_cpu_notify can cause scheduling BUG during CPU hotplug | From | Kevin Cernekee <> |
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On Mon, Apr 25, 2011 at 4:33 PM, Michael Bohan <mbohan@codeaurora.org> wrote: > I was curious if this scenario was accounted for in the design of the > console CPU notifier. One workaround for this problem is to remove CPU_DEAD > from the possible actions in console_cpu_notify(). In fact, v1-v4 of the > patch above did not have CPU_DEAD, CPU_DYING or CPU_DOWN_FAILED in the list > of actions. I wasn't able to track down why the other cases were added in > the final patch.
Here is the background information on the CPU_{DEAD,DYING,DOWN_FAILED} cases:
http://lkml.org/lkml/2010/6/29/65
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