Re: cpusets: document adding/removing cpus to cpuset elaborately

From: Paul Menage
Date: Wed Jun 17 2009 - 05:43:19 EST

On Tue, Jun 16, 2009 at 5:45 PM, Li Zefan<lizf@xxxxxxxxxxxxxx> wrote:
> Nikanth Karthikesan wrote:
>> Writing a pid to the file, tasks adds that task to that cgroup/cpuset. But to
>> add a cpu/mem to a cpuset, the new list of cpus should be written to the
>> cpuset.mems file which would replace the old list of cpus. Make this clearer
>> in the documentation.
> Though I think '>' already means overwrite so removing/adding cpus should
> always writing the full list of CPUs to 'cpus'

But in the context of cgroups/cpusets that's not always the case -
think of the "tasks" file.

> Acked-by: Li Zefan <lizf@xxxxxxxxxxxxxx>

Acked-by: Paul Menage <menage@xxxxxxxxxx>

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