Re: current->sched_class->yield_task is NULL, any hint?

[Lin Ming]

On Sat, Apr 19, 2014 at 9:21 AM, Paul Gortmaker
<paul.gortmaker@xxxxxxxxxxxxx> wrote:
> On Wed, Apr 9, 2014 at 5:39 PM, Lin Ming <minggr@xxxxxxxxx> wrote:
>> On Wed, Apr 9, 2014 at 1:08 PM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> [...]
>
>>>>
>>>> Look at that, its calling yield() from a non-preemptible context as
>>>> well.
>>>>
>>>> That code is full of fail.
>>>
>>> *phew* none of that br_igmp_* muck lives in any kernel tree near me so I
>>> can stop worrying :-)
>>
>> It's our internal code.
>
> In the future, please don't simply call it 3.4-rt when there are a bunch of
> vendor/project/SDK patches also applied, as that can be very misleading
> to the people you are asking for help from.  If it is a hybrid franken-kernel
> then please at least indicate that right at the very beginning.

Sorry for the misleading.
I'll make it clear next time.

Thanks.

>
> Paul.
> --
>
>>
>>>
>>> In any case, it wrongly passes a GFP_WAIT along to netlink_broadcast.
>>
>> I'll fix it.
>> Thanks very much.
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