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Date:   Fri, 11 Nov 2022 02:20:09 +0000
From:   Wei Yang <richard.weiyang@gmail.com>
To:     Liam Howlett <liam.howlett@oracle.com>
Cc:     Wei Yang <richard.weiyang@gmail.com>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH RFC] maple_tree: should get pivots boundary by type
Message-ID: <20221111022009.tfrap5qx5oy5vnsc@master>
Reply-To: Wei Yang <richard.weiyang@gmail.com>
References: <20221110072459.23656-1-richard.weiyang@gmail.com>
 <20221110161239.crapogyt7owdqd7y@revolver>
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On Thu, Nov 10, 2022 at 04:14:31PM +0000, Liam Howlett wrote:
>* Wei Yang <richard.weiyang@gmail.com> [221110 02:25]:
>> If my understanding is correct, we should get pivots boundary by type.
>> 
>
>Thank you, yes - you are correct.  This is a bug, and should have:

Thanks. I am curious why this doesn't trigger a problem yet?

From code, it seems we may access the out of boundary array.

>
>Fixes: 54a611b60590 (Maple Tree: add new data structure)
>
>Please fix your commit message and add the fixes line and resend.
>
>Reviewed-by: Liam R. Howlett <Liam.Howlett@oracle.com>
>

-- 
Wei Yang
Help you, Help me