Re: linux-next: build failure after merge of the akpm-current tree

[Stephen Rothwell]

Hi Michal, Vladimir,

On Mon, 21 Sep 2015 09:58:53 +0200 Michal Hocko <mhocko@xxxxxxxxxx> wrote:
>
> AFAIU your fix is correct but using
> cgroup_subsys_on_dfl(memory_cgrp_subsys) is more appropriate:
> diff --git a/mm/vmscan.c b/mm/vmscan.c
> index d62924ee8022..c3df03add73e 100644
> --- a/mm/vmscan.c
> +++ b/mm/vmscan.c
> @@ -176,7 +176,7 @@ static bool sane_reclaim(struct scan_control *sc)
>  	if (!memcg)
>  		return true;
>  #ifdef CONFIG_CGROUP_WRITEBACK
> -	if (cgroup_on_dfl(memcg->css.cgroup))
> +	if (cgroup_subsys_on_dfl(memory_cgrp_subsys))
>  		return true;
>  #endif
>  	return false;

Thanks, I will do that from tomorrow.

-- 
Cheers,
Stephen Rothwell                    sfr@xxxxxxxxxxxxxxxx
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