linux-kernel - Re: [PATCH 09/10] provide a version of cpuusage statistics inside cpu cgroup

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Message-ID: <1317806048.6766.8.camel@twins>
Date:	Wed, 05 Oct 2011 11:14:08 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Glauber Costa <glommer@...allels.com>
Cc:	linux-kernel@...r.kernel.org, paul@...lmenage.org,
	lizf@...fujitsu.com, daniel.lezcano@...e.fr,
	jbottomley@...allels.com, Balbir Singh <bsingharora@...il.com>
Subject: Re: [PATCH 09/10] provide a version of cpuusage statistics inside
 cpu cgroup

On Sun, 2011-10-02 at 23:21 +0400, Glauber Costa wrote:
> +       if (tg->cpustat)
> +               free_percpu(tg->cpustat);
> +       if (tg->cpuusage)
> +               free_percpu(tg->cpuusage); 

void free_percpu(void __percpu *ptr)
{
        void *addr;
        struct pcpu_chunk *chunk;
        unsigned long flags;
        int off;

        if (!ptr)
                return;
	...
}
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