Re: [Fastboot] Ia64 kdump patch

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Zou Nan hai wrote:
On Fri, 2006-07-28 at 05:41, Jay Lan wrote:

Hi,

I applied the patch to 2.6.18-rc2. However, compilation failed
at machine_shutdown() of arch/ia64/kernel/machine_kexec.c on
an sn2 machine.

It was easy to figure out irq_descp() is gone and idesc->handle
is replaced with idesc->chip. But this code in machine_shutdown()
caused an error:

...
if (cpu != smp_processor_id())
cpu_down(cpu);
}
}
#elif defined(CONFIG_SMP)
smp_call_function(kexec_stop_this_cpu, (void *)image->start, 0, 0); <===
#endif

'image' is undefined in the code. Was it a global? Where was it
declared?

Thanks,
- jay


  Hi, can you try if it works with CONFIG_HOTPLUG_CPU enabled?
  Thanks
  Zou Nan hai

Sorry i have been pulled away on something else...
With CONFIG_HOTPLUG_CPU enabled, the problem code would not get
compiled, thus i was able to create a kernel rpm. Unfortunately
i failed to boot the sn2 kernel...

So i switched to my reference box, an ia64 HP zx box. It booted
up OK (tiger defconfig). Then i got stuck on a stupid quesiton:
I was not able to run the 'kexec' command to load the kernel
specified in the '-p' parameter. What kernel was i supposed
to specify there? The one i built? Or, a reqular kernel that
proves to work?

Thanks,
 - jay
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