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Date: Wed, 17 Aug 2011 10:41:57 +0800
From: Li Zefan <lizf@cn.fujitsu.com>
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To: Frederic Weisbecker <fweisbec@gmail.com>
CC: LKML <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Johannes Weiner <hannes@cmpxchg.org>,
        Aditya Kali <adityakali@google.com>, Oleg Nesterov <oleg@redhat.com>
Subject: Re: [PATCH 5/8] cgroups: Ability to stop res charge propagation on
 bounded ancestor
References: <1311956010-32076-1-git-send-email-fweisbec@gmail.com> <1311956010-32076-6-git-send-email-fweisbec@gmail.com>
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> +int res_counter_charge(struct res_counter *counter, unsigned long val,
> +			struct res_counter **limit_fail_at)
> +{
> +	return res_counter_charge_until(counter, NULL, val, limit_fail_at);
> +}
> +

static inline in res_counter.h ?

...
> +void res_counter_uncharge(struct res_counter *counter, unsigned long val)
> +{
> +	res_counter_uncharge_until(counter, NULL, val);
> +}
>  

ditto.