reboot/kexec in 2.6.38

Eric Miao eric.y.miao at gmail.com
Tue Apr 12 10:46:25 EDT 2011


On Tue, Apr 12, 2011 at 10:43 PM, Cyril Hrubis <metan at ucw.cz> wrote:
> Hi!
>> >> I think it's config issue. Never heard of this.
>> >
>> > I've just compiled and booted 2.6.38. The kernel boots without problems when
>> > flashed in. But I've had no success with kexec, the last lines I see are:
>> >
>> > Starting new kernel
>>
>> Enable early_printk to a serial port if you can.
>>
>> There is definitely an issue in 2.6.38 where kdump doesn't work, that
>> right now looks like a memblock issue.
>
> Finaly got time to solder serial adapter...
>
> And now, after I configured kernel to print to both ttyS0 serial console and
> tty0 the kexec started to work.

Cool. Please help check why it didn't work, and see if we have something
broken.

>
> --
> metan
>



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