1KTHREAD_CREATE(9) Driver Basics KTHREAD_CREATE(9)
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6 kthread_create - create a kthread.
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9 struct task_struct * kthread_create(int (*threadfn) (void *data),
10 void * data, const char namefmt[],
11 ...);
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14 threadfn
15 the function to run until signal_pending(current).
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17 data
18 data ptr for threadfn.
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20 namefmt[]
21 printf-style name for the thread.
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23 ...
24 variable arguments
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27 This helper function creates and names a kernel thread. The thread will
28 be stopped: use wake_up_process to start it. See also kthread_run,
29 kthread_create_on_cpu.
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31 When woken, the thread will run threadfn() with data as its argument.
32 threadfn() can either call do_exit directly if it is a standalone
33 thread for which noone will call kthread_stop, or return when
34 ´kthread_should_stop´ is true (which means kthread_stop has been
35 called). The return value should be zero or a negative error number; it
36 will be passed to kthread_stop.
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38 Returns a task_struct or ERR_PTR(-ENOMEM).
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41Kernel Hackers Manual 2.6. June 2019 KTHREAD_CREATE(9)