linux-kernel - Re: Re: [PATCH 4/13] memcg: force

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Message-ID: <19184326.1222095015978.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Mon, 22 Sep 2008 23:50:15 +0900 (JST)
From:	kamezawa.hiroyu@...fujitsu.com
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-mm@...ck.org, balbir@...ux.vnet.ibm.com,
	nishimura@....nes.nec.co.jp, xemul@...nvz.org,
	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>
Subject: Re: Re: [PATCH 4/13] memcg: force_empty moving account

----- Original Message -----
>> +			spin_lock_irqsave(&mz->lru_lock, flags);
>> +		} else {
>> +			unlock_page(page);
>> +			put_page(page);
>> +		}
>> +		if (atomic_read(&mem->css.cgroup->count) > 0)
>> +			break;
>>  	}
>>  	spin_unlock_irqrestore(&mz->lru_lock, flags);
>
>do _NOT_ use yield() ever! unless you know what you're doing, and
>probably not even then.
>
>NAK!
Hmm, sorry. cond_resched() is ok ?

Thanks,
-Kame
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