Re: Is SD card or USB available for storing a cruch dump?

On Fri, Dec 19, 2003 at 01:50:04PM +0900, Rimpei Sosa wrote:
> Hi all,
> 
>  I'm trying to install LKCD on Zaurus Linux(Xscale).
> What I am worried about is where a crash dump is saved.
> I think there are two possibilities shown below.
>   (1)SD card (in this case /dev/mmcda)
>      Is it possible?
>      So far, I've not seen any documents that says SD card
>      is used for storing a crash dump.

If /dev/mmcda is a valid block device, then I think 
it should be possible, since currently LKCD depends
on the kernel block layer to write dump data to the medium.

> 
>   (2)Network (in this case USB) 
>      In order to use network dump, should USB device driver 
>      be a polling-driven driver? (currently intterrupt-driven driver) 
>      Or, do I have to make a change to a current driver so that it 
>      works as a polling-driven mode only if Oops or panic occures.
> 
> Any advice would be appreciated,
> 
> Rimpei Sosa.
> 
> 
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-- 


Thanks and Regards,
Srivatsa Vaddagiri,
Linux Technology Center,
IBM Software Labs,
Bangalore, INDIA - 560033


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