pi_waiters in task_struct

[Yuva Raj]

Hi kevin ,

PI stands for  Priority Inheritance.
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Refer : http://lxr.free-electrons.com/source/Documentation/pi-futex.txt
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Regards,
yuva

On Tue, Mar 12, 2013 at 11:54 AM, Kevin Wilson <wkevils at gmail.com> wrote:

> Hi,
> Looking into task_struct (include/linux/scehd.h) , we have:
>
>         /* PI waiters blocked on a rt_mutex held by this task */
>         struct plist_head pi_waiters;
>
> Any ideas what "pi" stand for ?
> I assume it has nothing to do with "pi" from mathematics...
>
>
> rgs.
> Kevin
>
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