Can't exclude unnecessary pages for 2.6.31 Kernel

CAI Qian caiqian at redhat.com
Fri Oct 2 04:29:38 EDT 2009


From: "Ken'ichi Ohmichi" <oomichi at mxs.nes.nec.co.jp>
Subject: Re: Can't exclude unnecessary pages for 2.6.31 Kernel
Date: Fri, 02 Oct 2009 16:30:37 +0900

> 
> Hi CAI,
> 
> CAI Qian wrote:
>>>>> I created the patch for catching this change.
>>>>> Could you try the attached patch ?
>>>>>
>>>> It does make -d 16 works without errors. However, the crash utility
>>>> failed to read it (the log attached), but the full VMCore is working
>>>> fine there.
>>>>
>>>> crash: page excluded: kernel virtual address: ffffffff819f1764 type:
>>>>        "tss_struct ist array"
>>> I can not reproduce the above problem, and I want to reproduce this
>>> problem on my machine for investigating it.
>>>
>>> Could you send your kernel .config file ?
>> 
>> Sure. Attached.
> 
> Thank you.
> I'm making a linux-2.6.31 kernel by your .config file.
> 
> 
>> Not sure if this the crash utility problem or not, FYI
>> it was reproduced using the latest upstream version.
> 
> Is "the latest upstream version" 2.6.32-rc1 ?

Sorry, I have not made my self clearly. I mean the latest upstream
version of the crash utility.

http://people.redhat.com/anderson/

The kernel is 2.6.31.

Thanks!
CAI Qian

> 
> 
> Thanks
> Ken'ichi Ohmichi



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