On 2014/4/22 13:27, Jianyu Zhan wrote:
> For a cgroup subsystem who should init early, then it should carefully
> take care of the implementation of css_alloc, because it will be called
> before mm_init() setup the world.
>
> Luckily we don't, and we better explicitly assign the early_init field
> to 0, for document reason.
>
If you think this is the right thing to do, you can apply the same reason
to the initialization of other structures in the whole kernel tree.
> Signed-off-by: Jianyu Zhan <nasa4836@xxxxxxxxx>
nack
> ---
> kernel/cgroup.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/kernel/cgroup.c b/kernel/cgroup.c
> index 559f822..f23cb67 100644
> --- a/kernel/cgroup.c
> +++ b/kernel/cgroup.c
> @@ -5325,5 +5325,6 @@ struct cgroup_subsys debug_cgrp_subsys = {
> .css_alloc = debug_css_alloc,
> .css_free = debug_css_free,
> .base_cftypes = debug_files,
> + .early_init = 0,
> };
> #endif /* CONFIG_CGROUP_DEBUG */
>
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