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Message-ID: <5386A799.7040403@huawei.com>
Date: Thu, 29 May 2014 11:20:57 +0800
From: Jianguo Wu <wujianguo@...wei.com>
To: "linux@....linux.org.uk" <linux@....linux.org.uk>
CC: Will Deacon <will.deacon@....com>, Wang Nan <wangnan0@...wei.com>,
"Marc Zyngier" <marc.zyngier@....com>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"linux-mm@...ck.org" <linux-mm@...ck.org>,
Li Zefan <lizefan@...wei.com>,
Catalin Marinas <Catalin.Marinas@....com>,
Ben Dooks <ben.dooks@...ethink.co.uk>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
qiuxishi <qiuxishi@...wei.com>
Subject: Re: [PATCH v3] ARM: mm: support big-endian page tables
Hi Russell,
Could you please merge this to mainline? Thanks!
Jianguo Wu.
On 2014/4/24 10:51, Jianguo Wu wrote:
> On 2014/4/23 21:20, Will Deacon wrote:
>
>> Hi Jianguo,
>>
>> On Thu, Apr 17, 2014 at 10:43:01AM +0100, Marc Zyngier wrote:
>>> On Thu, Apr 17 2014 at 10:31:37 am BST, Jianguo Wu <wujianguo@...wei.com> wrote:
>>>> When enable LPAE and big-endian in a hisilicon board, while specify
>>>> mem=384M mem=512M@...0M, will get bad page state:
>>>>
>>>> Freeing unused kernel memory: 180K (c0466000 - c0493000)
>>>> BUG: Bad page state in process init pfn:fa442
>>>> page:c7749840 count:0 mapcount:-1 mapping: (null) index:0x0
>>>> page flags: 0x40000400(reserved)
>>>> Modules linked in:
>>>> CPU: 0 PID: 1 Comm: init Not tainted 3.10.27+ #66
>>>> [<c000f5f0>] (unwind_backtrace+0x0/0x11c) from [<c000cbc4>] (show_stack+0x10/0x14)
>>>> [<c000cbc4>] (show_stack+0x10/0x14) from [<c009e448>] (bad_page+0xd4/0x104)
>>>> [<c009e448>] (bad_page+0xd4/0x104) from [<c009e520>] (free_pages_prepare+0xa8/0x14c)
>>>> [<c009e520>] (free_pages_prepare+0xa8/0x14c) from [<c009f8ec>] (free_hot_cold_page+0x18/0xf0)
>>>> [<c009f8ec>] (free_hot_cold_page+0x18/0xf0) from [<c00b5444>] (handle_pte_fault+0xcf4/0xdc8)
>>>> [<c00b5444>] (handle_pte_fault+0xcf4/0xdc8) from [<c00b6458>] (handle_mm_fault+0xf4/0x120)
>>>> [<c00b6458>] (handle_mm_fault+0xf4/0x120) from [<c0013754>] (do_page_fault+0xfc/0x354)
>>>> [<c0013754>] (do_page_fault+0xfc/0x354) from [<c0008400>] (do_DataAbort+0x2c/0x90)
>>>> [<c0008400>] (do_DataAbort+0x2c/0x90) from [<c0008fb4>] (__dabt_usr+0x34/0x40)
>>
>>
>> [...]
>>
>> Please can you put this into Russell's patch system? You can also add my
>> ack:
>>
>> Acked-by: Will Deacon <will.deacon@....com>
>>
>> You should also CC stable <stable@...r.kernel.org> in the commit log.
>>
>
> Hi Will,
> I have submit to http://www.arm.linux.org.uk/developer/patches/viewpatch.php?id=8037/1.
>
> Thanks,
> Jianguo Wu.
>
>> Cheers,
>>
>> Will
>>
>> .
>>
>
>
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
>
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