compiler error in simple module

Hanumant Singh hanumant07 at gmail.com
Tue Jan 11 11:04:41 EST 2011


On Mon, Jan 10, 2011 at 11:55 PM, Prabhu nath <gprabhunath at gmail.com> wrote:

> Sorry, there was a typo. it is list_for_each_entry
>
> On Tue, Jan 11, 2011 at 1:25 PM, Prabhu nath <gprabhunath at gmail.com>wrote:
>
>> If you are interested to print some fields of all task_structs. Use the
>> following macro. It will walk thru the entire list of task_struct, starting
>> from the current task.
>>
>> struct task_struct *tskParse;
>> list_for_each_entry (tskParse, &(current->tasks), tasks)
>>
>> {
>>   printk (KERN_INFO "task name = %s \n", tskParse->comm)
>>
>> }
>>
>> Regards,
>> Prabhu
>>
>>       I am using a macro for_each_process () that allows you to iterate
over the list of processes.

       Hanumant

>
>> On Tue, Jan 11, 2011 at 11:32 AM, Hanumant Singh <hanumant07 at gmail.com>wrote:
>>
>>> Hi
>>>
>>>    I am trying to write a simple module that sort of emulates the ps
>>> command. I am trying to get the comm string for the task, using
>>> get_task_comm, but the make command keeps telling me that the symbol
>>> get_task_comm is not defined. I have included linux/sched.h. This is the
>>> header file, which I believe has the prototype definition for the function.
>>> Am I missing something?
>>>
>>> Thanks
>>> Hanumant
>>>
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>>>
>>
>
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