Re: [PATCH] staging/lustre: use rcu_dereference to access rcu protected current->real_parent field

From: Oleg Drokin
Date: Fri Aug 08 2014 - 00:14:14 EST


Hello!

On Aug 7, 2014, at 11:49 PM, Greg Kroah-Hartman wrote:
>>
>> This is not a critical bug and in the worst case the code here may
>> cause miss of statistics counter increase.
>> This is why I think it is not worth to backport the patch at all.
> You are right, and if this is just for some random "statistics" file,
> can we just delete the whole function?

I hope not!
This is used all around the client to tally up various operations executed counts.

The statistic is then used by various userspace monitoring tools.

Bye,
Oleg--
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