Re: [Mkdump-devel] how to debug mini-kernel not working....

[Itsuro O. <od...@va...>]

Hi,

> It is a custom kernel based on RHEL3 2.4.21-47 kernel.

RHEL3 2.4.21-47 is quite new update. Mkdump developer (include me)
have not test on this.
I will try on RHEL3 2.4.21-47. (If it is OK, a problem may be
in your "custom" part.)

Thanks.

On Mon, 14 Aug 2006 22:06:09 -0700
"Tony Chung" <Ton...@re...> wrote:

> Hi Itsuro,
> 
> It is a custom kernel based on RHEL3 2.4.21-47 kernel.
> You may not able to load the mkexec.o.  It was compiled for smp system.
> I will try to give you more information to you tomorrow.
> Here is the file that I modifed with just a few additional printk's.  
> May be be you can give me some hint where to add additional printk's.
> Based on my previous output, the mini-kernel was loaded into memory. Right?
> Thanks.
> 
> - Tony
> 
> 
> -----Original Message-----
> From: Itsuro Oda [mailto:od...@va...]
> Sent: Monday, August 14, 2006 7:49 PM
> To: Tony Chung
> Cc: mkd...@li...
> Subject: Re: [Mkdump-devel] how to debug mini-kernel not working....
> 
> 
> Hi,
> 
> I tried your vmlinux.bin.
> Your vmlinux.bin works fine on my environment.
> So mini-kernel is not a problem. A problem may exist in 
> mkexec.[k]o.
> 
> * What distribution/version is your operational kernel ?
> * Can you send your mkexec.[k]o to me ?
> * Can you show me the output of "cat /proc/mkexec/*" before
>   "echo 2 > /proc/mkexec/stat" ?
> 
> Thanks.
> 
> On Mon, 14 Aug 2006 18:47:23 -0700
> Tony Chung <Ton...@re...> wrote:
> 
> > 
> > Hi Itsuro,
> > 
> > I really appreciated your help. Unfortunately, it still failed.  So I 
> > enclosed the compiled vmlinux.bin to you for you to try.
> > 
> >     # strings /boot/vmlinux.bin | grep dump_init
> >     mkdump_init:**** calling ****
> >     mkdump_init
> > 
> > It should have mkdump_init compiled within the kernel.  I hope that file 
> > is not that big. I can also try a working vmlinux.bin from you.
> > Do you think it reboot because another cpu reset the system while the 
> > the first CPU is still running?
> > Thanks again.
> > 
> > - Tony
> 
> -- 
> Itsuro ODA <od...@va...>
> 

-- 
Itsuro ODA <od...@va...>