>
> *Oh that's kexec!*

Thats it ! thanks ;)

Anyway, I did want to mention perhaps this would be another option, but
basically do not know if it could be used to debug modules as well ? I
think so, but am not sure.

Anyway, some say the most effective way to debug a kernel module is by
using printk() . . . but this is something I have no personal hands on
experience with to date.

On Fri, May 22, 2015 at 1:05 PM, William Hermans <[email protected]> wrote:

> Anyway, this will drive me nuts ( short trip ) until I figure it out /
> remember. As it seemed like a really cool / useful / just-the-sort-of-thing
> I'd love to toy with.
>
> On Fri, May 22, 2015 at 12:53 PM, William Hermans <[email protected]>
> wrote:
>
>> *kdb? it's also enabled by default...  never personally used it thou..*
>>
>>
>> I do not think so, no. Someone on these groups posted about something I
>> had never heard about before, so I spent a couple hours googling and
>> reading on the subject.
>>
>> Basically, in make I believe it is an "ARCH" option, that builds the
>> kernel as a standalone executable. Which can then be run *somehow* (
>> perhaps chroot env  ) on an already running Linux. Something akin perhaps
>> to a virtual machine, without the virtual machine.
>>
>> The idea anyway, is that you could debug a misbehaving kernel, withotu
>> completely crashing the system it was running on. Also alleviating the need
>> for a remote debug system.
>>
>> On Fri, May 22, 2015 at 12:38 PM, Robert Nelson <[email protected]>
>> wrote:
>>
>>> On Fri, May 22, 2015 at 2:35 PM, William Hermans <[email protected]>
>>> wrote:
>>> > Isn't there some new fandangled way to debug the kernel by running it
>>> as an
>>> > executable. As in Linux running it's self ? For the life of me, I can
>>> not
>>> > recall the correct term . . .
>>>
>>> kdb? it's also enabled by default...  never personally used it thou..
>>>
>>> Regards,
>>>
>>> --
>>> Robert Nelson
>>> https://rcn-ee.com/
>>>
>>> --
>>> For more options, visit http://beagleboard.org/discuss
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>>
>>
>

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