On Thu, Mar 06, 2008 at 04:55:04PM +0530, Rajasekaran Periyasamy wrote: > Hi, > I put a printk() in the early lines of early_parse_crashk() with > KERN_EMERG, but not able to see that on the boot screen. I think the > control is not transferred to early_parse_crashk() at all. With out this > "crashkernel" argument, the same kernel boots up properly. Looks strange. Could you please include more debug printks in the function do_early_param in init/main.c to check whether early_parse_crashk is called or not? How do you boot the kernel, by yaboot or kboot? Regards, Mohan.