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SubjectRe: [PATCH 00/31] numa/core patches
On 10/26/2012 05:20 PM, Ingo Molnar wrote:
> * Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:
>
>> On Fri, 2012-10-26 at 17:07 +0800, Zhouping Liu wrote:
>>> [ 180.918591] RIP: 0010:[<ffffffff8118c39a>] [<ffffffff8118c39a>] mem_cgroup_prepare_migration+0xba/0xd0
>>> [ 182.681450] [<ffffffff81183b60>] do_huge_pmd_numa_page+0x180/0x500
>>> [ 182.775090] [<ffffffff811585c9>] handle_mm_fault+0x1e9/0x360
>>> [ 182.863038] [<ffffffff81632b62>] __do_page_fault+0x172/0x4e0
>>> [ 182.950574] [<ffffffff8101c283>] ? __switch_to_xtra+0x163/0x1a0
>>> [ 183.041512] [<ffffffff8101281e>] ? __switch_to+0x3ce/0x4a0
>>> [ 183.126832] [<ffffffff8162d686>] ? __schedule+0x3c6/0x7a0
>>> [ 183.211216] [<ffffffff81632ede>] do_page_fault+0xe/0x10
>>> [ 183.293705] [<ffffffff8162f518>] page_fault+0x28/0x30
>> Johannes, this looks like the thp migration memcg hookery gone bad,
>> could you have a look at this?
> Meanwhile, Zhouping Liu, could you please not apply the last
> patch:
>
> [PATCH] sched, numa, mm: Add memcg support to do_huge_pmd_numa_page()
>
> and see whether it boots/works without that?

Hi Ingo,

your supposed is right, after reverting the 31st patch(sched, numa, mm:
Add memcg support to do_huge_pmd_numa_page())
the issue is gone, thank you.


Thanks,
Zhouping

>
> Thanks,
>
> Ingo
>
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