cgroup debug seems dead?

Li Zefan lizf at cn.fujitsu.com
Tue Oct 19 18:43:06 PDT 2010


Stephen Hemminger wrote:
> On Tue, 19 Oct 2010 18:14:10 -0700
> Paul Menage <menage at google.com> wrote:
> 
>> On Tue, Oct 19, 2010 at 6:12 PM, Stephen Hemminger
>> <shemminger at vyatta.com> wrote:
>>> Where is it stored in an array?
>>>
>>> ~/kernel/linux-2.6$ git grep debug_subsys
>>> kernel/cgroup.c:        kfree(cont->subsys[debug_subsys_id]);
>>> kernel/cgroup.c:struct cgroup_subsys debug_subsys = {
>>> kernel/cgroup.c:        .subsys_id = debug_subsys_id,
>> It's via the include of cgroup_subsys.h at the start of kernel/cgroup.c
>>
>> Paul
> 
> That would work but doesn't because the following is missing
> in cgroup_subsys.h!

It's there in cgroup_subsys.h (2.6.36-rc8). What kernel are you using?

#ifdef CONFIG_CPUSETS
SUBSYS(cpuset)
#endif

/* */

#ifdef CONFIG_CGROUP_DEBUG
SUBSYS(debug)
#endif

/* */

#ifdef CONFIG_CGROUP_NS
SUBSYS(ns)
#endif

> 
> #ifdef CONFIG_CGROUP_DEBUG
> SUBSYS(debug)
> #endif
> 


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