Re: linux-yocto-rt and cgroups

[Bruce Ashfield <bruce.ashfield@windriver.com>]

On 13-06-24 03:09 AM, Paul D. DeRocco wrote:
>> From: Bruce Ashfield
>>
>> There's no technical reason at all. In fact, pre 3.8 the -rt
>> kernel used
>> to inherit more of the standard kernel's configuration and
>> hence enabled
>> cgroups. In 3.8, we defined a new policy for the -rt kernel, that used
>> parts of the standard kernel's configuration, but not all.
>>
>> We can definitely add functionality to this baseline, and
>> I'll be adding
>> more in the upcoming dev cycle for yocto 1.5.
>>
>> In the meantime you can enable it, and let me know how it
>> goes. I can then
>> update the -rt baseline config, knowing that someone else is
>> testing it
>> too.
>>
>> To enable it, create a linux-yocto_3.8.bbappend, and add:
>>
>>    KERNEL_FEATURES_append = " features/cgroups/cgroups.scc"
>>
>> And you'll get the same cgroups config that you have with the standard
>> linux-yocto kernel.
>
> Yes, that builds and boots fine (except it's linux-yocto-rt_3.8.bbappend).

Hah. Indeed!

> Thanks a million.

Great news.

Cheers,

Bruce

>