From mboxrd@z Thu Jan  1 00:00:00 1970
From: Li Zefan <lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
Subject: Re: [BUG] potential deadlock led by cpu_hotplug lock (memcg involved)
Date: Tue, 12 Mar 2013 17:35:51 +0800
Message-ID: <513EF6F7.90002@huawei.com>
References: <513ECCFE.3070201@huawei.com> <CAJd=RBB7GVp_Ry30SuZVa-FgOogEZ43UnXOGvVKesV=Qk96UDA@mail.gmail.com>
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To: Hillf Danton <dhillf-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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On 2013/3/12 16:32, Hillf Danton wrote:
> On Tue, Mar 12, 2013 at 2:36 PM, Li Zefan <lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> wrote:
>> Seems a new bug in 3.9 kernel?
>>
> Bogus info, perhaps.
> 

No matter it's a real bug or it's false positive, we need to make
lockdep happy.

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Date: Tue, 12 Mar 2013 17:35:51 +0800
From: Li Zefan <lizefan@huawei.com>
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Subject: Re: [BUG] potential deadlock led by cpu_hotplug lock (memcg involved)
References: <513ECCFE.3070201@huawei.com> <CAJd=RBB7GVp_Ry30SuZVa-FgOogEZ43UnXOGvVKesV=Qk96UDA@mail.gmail.com>
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On 2013/3/12 16:32, Hillf Danton wrote:
> On Tue, Mar 12, 2013 at 2:36 PM, Li Zefan <lizefan@huawei.com> wrote:
>> Seems a new bug in 3.9 kernel?
>>
> Bogus info, perhaps.
> 

No matter it's a real bug or it's false positive, we need to make
lockdep happy.

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Date: Tue, 12 Mar 2013 17:35:51 +0800
From: Li Zefan <lizefan@huawei.com>
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        Andrew Morton <akpm@linux-foundation.org>,
        Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [BUG] potential deadlock led by cpu_hotplug lock (memcg involved)
References: <513ECCFE.3070201@huawei.com> <CAJd=RBB7GVp_Ry30SuZVa-FgOogEZ43UnXOGvVKesV=Qk96UDA@mail.gmail.com>
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On 2013/3/12 16:32, Hillf Danton wrote:
> On Tue, Mar 12, 2013 at 2:36 PM, Li Zefan <lizefan@huawei.com> wrote:
>> Seems a new bug in 3.9 kernel?
>>
> Bogus info, perhaps.
> 

No matter it's a real bug or it's false positive, we need to make
lockdep happy.