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SubjectRe: [PULL] cpumask tree
Ingo Molnar wrote:
> * Ingo Molnar <mingo@elte.hu> wrote:
>
>> i suspect it's:
>>
>> | commit 2d22bd5e74519854458ad372a89006e65f45e628
>> | Author: Mike Travis <travis@sgi.com>
>> | Date: Wed Dec 31 18:08:46 2008 -0800
>> |
>> | x86: cleanup remaining cpumask_t code in microcode_core.c
>>
>> as the microcode is loaded during CPU onlining.
>
> yep, that's the bad one. Should i revert it or do you have a safe fix in
> mind?
>
> Ingo

Probably revert for now. There are a few more following patches that also
use 'work_on_cpu' so a better (more global?) fix should be used.

Any thought on using a recursive lock for cpu-hotplug-lock? (At least for
get_online_cpus()?)

Thanks,
Mike


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