Re: Error with cgroups: "unused subsystem ns"

[Serge E. Hallyn]

Quoting Sharyathi Nagesh (sharyath@xxxxxxxxxx):
> Hi
>
> Description:
>   We have noticed kernel error message on the dmesg when ltp test cases are 
> executed. We observed multiple instance of error message:
>                   "Not cloning cgroup for unused subsystem ns" in dmesg
>
> Test:
> The messages were seen when ltp test case for the containers are executed:
> ltp -f containers
>
> Solution:
> Alexey Dobriyan had provided a patch to address the issue. Where the printk 
> was removed. The patch still haven't made it to main line and hence we 
> still see the messages.
> The patch can be found here:
>  http://git.openvz.org/?p=linux-2.6.24-openvz;a=log;h=v2.6.24-ovz002.2
>
> Would this be the right way to handle the issue?
> if so
> When can we expect this to be included into mainline

Resend the patch to lkml.  Assuming you are talking about commit id
93af30a60055a83a00188ae04b88bbd9b4e1489a, go ahead and add my
Acked-by.

Converting it to a pr_debug() might be another thing to consider, but
I'm not sure anyone wants these messages.

-serge
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