Re: [PATCH] fix cgroup procs documentation

[Li Zefan]

Cc: Ben Blum

KAMEZAWA Hiroyuki wrote:
> On Fri, 09 Apr 2010 11:22:00 +0800
> Li Zefan <lizf@xxxxxxxxxxxxxx> wrote:
> 
>> KAMEZAWA Hiroyuki wrote:
>>> 2.6.33's Documentation has the same wrong information. So, I CC'ed to stable.
>>> If people believe this information, they'll usr cgroup.procs file and will
>>> see cgroup doesn'w work as expected.
>>> The patch itself is against -mm.
>>>
>>> ==
>>> Writing to cgroup.procs is not supported now.
>>>
>>> Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
>>> ---
>>>  Documentation/cgroups/cgroups.txt |    3 +--
>>>  1 file changed, 1 insertion(+), 2 deletions(-)
>>>
>>> Index: mmotm-temp/Documentation/cgroups/cgroups.txt
>>> ===================================================================
>>> --- mmotm-temp.orig/Documentation/cgroups/cgroups.txt
>>> +++ mmotm-temp/Documentation/cgroups/cgroups.txt
>>> @@ -235,8 +235,7 @@ containing the following files describin
>>>   - cgroup.procs: list of tgids in the cgroup.  This list is not
>>>     guaranteed to be sorted or free of duplicate tgids, and userspace
>>>     should sort/uniquify the list if this property is required.
>>> -   Writing a tgid into this file moves all threads with that tgid into
>>> -   this cgroup.
>>> +   This is a read-only file, now.
>> I think the better wording is "for now". :)
>>
> ok. BTW, does anyone work on this ?

It was Ben Blum, don't know if he's still working on it.

> ==
> 
> Writing to cgroup.procs is not supported now.
> 
> Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>

Acked-by: Li Zefan <lizf@xxxxxxxxxxxxxx>

> ---
>  Documentation/cgroups/cgroups.txt |    3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> Index: mmotm-temp/Documentation/cgroups/cgroups.txt
> ===================================================================
> --- mmotm-temp.orig/Documentation/cgroups/cgroups.txt
> +++ mmotm-temp/Documentation/cgroups/cgroups.txt
> @@ -235,8 +235,7 @@ containing the following files describin
>   - cgroup.procs: list of tgids in the cgroup.  This list is not
>     guaranteed to be sorted or free of duplicate tgids, and userspace
>     should sort/uniquify the list if this property is required.
> -   Writing a tgid into this file moves all threads with that tgid into
> -   this cgroup.
> +   This is a read-only file, for now.
>   - notify_on_release flag: run the release agent on exit?
>   - release_agent: the path to use for release notifications (this file
>     exists in the top cgroup only)
> 
> 
> 
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