Re: kernel_thread

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On Wed, 2006-02-22 at 23:44 +0800, James Yu wrote:
> I just found this thread on
> "http://mail.nl.linux.org/kernelnewbies/2003-09/msg00285.html";
> and have an exactly opposite question.
> 
> How do I remove a kernel thread in kernel mode ?
> I write a C-function in one of the Linux source files and create a
> kernel thread by invoking kernel_thread() to run the function, like:
> "kernel_thread(a1, NULL, CLONE_FS | CLONE_FILES | CLONE_SIGNAL);"
> Function a1 simply invokes printk() to output some message on console.
> I invoke do_exit(0); at the end of a1, but a1's task_struct still
> exists in in task_struct list after its execution.

this is why kernel_thread is the wrong API, don't use it!
Use kthread_create() and friends instead; that is a lot safer and better
API.



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