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Message-ID: <46AF2EAA.2080703@linux.vnet.ibm.com>
Date: Tue, 31 Jul 2007 18:14:26 +0530
From: Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>
To: YAMAMOTO Takashi <yamamoto@...inux.co.jp>
CC: balbir@...ux.vnet.ibm.com, a.p.zijlstra@...llo.nl,
linux-kernel@...r.kernel.org, linux-mm@...ck.org,
ebiederm@...ssion.com, containers@...ts.osdl.org,
akpm@...ux-foundation.org, xemul@...nvz.org, menage@...gle.com,
dhaval@...ux.vnet.ibm.com
Subject: Re: [-mm PATCH 4/9] Memory controller memory accounting (v4)
YAMAMOTO Takashi wrote:
>> + lock_meta_page(page);
>> + /*
>> + * Check if somebody else beat us to allocating the meta_page
>> + */
>> + race_mp = page_get_meta_page(page);
>> + if (race_mp) {
>> + kfree(mp);
>> + mp = race_mp;
>> + atomic_inc(&mp->ref_cnt);
>> + res_counter_uncharge(&mem->res, 1);
>> + goto done;
>> + }
>
> i think you need css_put here.
Thats correct. We do need css_put in this path.
Thanks,
Vaidy
> YAMAMOTO Takashi
> _______________________________________________
> Containers mailing list
> Containers@...ts.linux-foundation.org
> https://lists.linux-foundation.org/mailman/listinfo/containers
>
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