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Re: Does GDB have some way to handle the LKM when debug the Linux-Kernel
On Thu, Feb 4, 2010 at 22:03, Daniel Jacobowitz <firstname.lastname@example.org> wrote:
> On Thu, Feb 04, 2010 at 03:08:50PM +0800, Hui Zhu wrote:
>> When I use GDB to debug a Kernel that running on the QEMU. ?The GDB
>> cannot get the debug message from lkm.
>> I just can load this debug message with my hand:
>> 1. Get the right module from modules. ?It need parse the struct list.
>> 2. p module->module_core get the mod address.
>> 3. add-symbol-file mode.ko address
>> Do we have some easy way to handle it?
> Not yet, but the plan is to have Python support for automatically
> loading module symbols.
> An initial version was posted here:
> You can probably find me talking about the requirements in the list
> archives in a couple of places. ?Ideally, I want a Python hook to
> GDB's shared library mechanism instead of using add-symbol-file.
> Daniel Jacobowitz