Question about forcing kernel panic on PowerMac G5 by kexec command

Mohan Kumar M mohan at
Fri May 23 05:04:38 EDT 2008

Mohan Kumar M wrote:
> gib wrote:
>> Hi Mohan,
>>> Do you have only one entry for memory node in the /proc/device-tree
>> directory?
>> Yes, I have only one entry(for memory) in the /proc/device-tree directory.
>>> Do you know last good working version of kernel (for kdump) and try to 
>>> boot into that kernel and check the memory nodes in device-tree?
>> What is the last version of kernel for kdump which you mentioned?
>> (now I using the vanilla kernel 2.6.25 version)
> Hi Suchada,
> Sorry, I don't have information related to G5 and kexec/kdump. Still I 
> am not sure why the device tree is exporting only one memory node.

Hi Suchada,

Is there any node called "ibm,dynamic-reconfiguration-memory" in the 
device tree?


More information about the kexec mailing list