Re: [PATCH] cgroup: explicitly init the early_init field

From: Li Zefan
Date: Tue Apr 22 2014 - 02:22:53 EST


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 */
>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/