On 08/02/2014 05:54 AM, David Rientjes wrote:
> On Thu, 31 Jul 2014, Lai Jiangshan wrote:
>
>> If the smpboot_register_percpu_thread() is called after
>> smpboot_create_threads()
>> but before __cpu_up(), the smpboot thread of the online-ing CPU is not
>> created,
>> and it results a bug. So we
On Thu, 31 Jul 2014, Lai Jiangshan wrote:
> If the smpboot_register_percpu_thread() is called after
> smpboot_create_threads()
> but before __cpu_up(), the smpboot thread of the online-ing CPU is not
> created,
> and it results a bug. So we use get_online_cpus() to prevent it.
>
Do you have a
If the smpboot_register_percpu_thread() is called after smpboot_create_threads()
but before __cpu_up(), the smpboot thread of the online-ing CPU is not created,
and it results a bug. So we use get_online_cpus() to prevent it.
smpboot_unregister_percpu_thread() travels all possible CPU, it doesn't
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