Re: + getrusage-fill-ru_inblock-and-ru_oublock-fields-if-possible.patch added to -mm tree

From: Eric Dumazet
Date: Fri Mar 16 2007 - 13:35:06 EST


On Friday 16 March 2007 18:23, Eric Dumazet wrote:

>
> Very good point, you found a bug in k_getrusage().
>
> I just followed the existing logic, but it seems this logic is bad.
>
> So not only ru_inblock/ru_oublock are multiplied by 3 : others fields as
> well are wrong.
>
> Also the definition of RUSAGE_CHILDREN is not conformant to standard
>
> http://www.opengroup.org/onlinepubs/009695399/functions/getrusage.html
>
> "If the value of the who argument is RUSAGE_CHILDREN, information shall be
> "returned about resources used by the terminated and waited-for children
> of "the current process
>
> We currently do a sum of rusage stats of still alive children.. thats
> totally wrong...

Please ignore this mail, I was very wrong.

I shall rethink a proper patch.
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