[Devel] Re: [PATCHSET] fix CGROUP VS RCU

[Andrew Morton]

On Fri, 21 Nov 2008 16:49:13 +0800 Lai Jiangshan <laijs at cn.fujitsu.com> wrote:

> 
> current some cgroup struct are protected by RCU.
> 
> struct protected by RCU:
> 	struct css_set, struct cgroup_subsys_state, struct cgroup
> 
> pointer protected by RCU:
> 	struct task_struct.cgroups, struct css_set.subsys[*],
> 	struct cgroup_subsys_state.cgroup
> the last two pointers are readonly pointer!
> 
> these patches are fix these structs, and pointers. And a faker:
> struct cgroup_subsys.root
> 
> Not cleanup all yet.
> 

These patches aren't sequence numbered.  In what order should they be
applied?

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