linux-kernel - Re: [RFC PATCH 1/1] mm/percpu.c: fix memory leakage issue when allocate a odd alignment area

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Message-ID: <330464cd-a7d4-f1e1-da93-a6fd172ee561@zoho.com>
Date:   Fri, 14 Oct 2016 08:58:53 +0800
From:   zijun_hu <zijun_hu@...o.com>
To:     Tejun Heo <tj@...nel.org>
Cc:     zijun_hu@....com, linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 1/1] mm/percpu.c: fix memory leakage issue when
 allocate a odd alignment area

On 2016/10/14 8:28, Tejun Heo wrote:
> Hello,
> 
> On Fri, Oct 14, 2016 at 08:23:06AM +0800, zijun_hu wrote:
>> for the current code, only power of 2 alignment value can works well
>>
>> is it acceptable to performing a power of 2 checking and returning error code
>> if fail?
> 
> Yeah, just add is_power_of_2() test to the existing sanity check.
> 
> Thanks.
> 
okay. i will do that