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1 | /* Kernel thread helper functions. |
2 | * Copyright (C) 2004 IBM Corporation, Rusty Russell. |
3 | * |
4 | * Creation is done via kthreadd, so that we get a clean environment |
5 | * even if we're invoked from userspace (think modprobe, hotplug cpu, |
6 | * etc.). |
7 | */ |
8 | #include <linux/sched.h> |
9 | #include <linux/kthread.h> |
10 | #include <linux/completion.h> |
11 | #include <linux/err.h> |
12 | #include <linux/cpuset.h> |
13 | #include <linux/unistd.h> |
14 | #include <linux/file.h> |
15 | #include <linux/export.h> |
16 | #include <linux/mutex.h> |
17 | #include <linux/slab.h> |
18 | #include <linux/freezer.h> |
19 | #include <linux/ptrace.h> |
20 | #include <trace/events/sched.h> |
21 | |
22 | static DEFINE_SPINLOCK(kthread_create_lock); |
23 | static LIST_HEAD(kthread_create_list); |
24 | struct task_struct *kthreadd_task; |
25 | |
26 | struct kthread_create_info |
27 | { |
28 | /* Information passed to kthread() from kthreadd. */ |
29 | int (*threadfn)(void *data); |
30 | void *data; |
31 | int node; |
32 | |
33 | /* Result passed back to kthread_create() from kthreadd. */ |
34 | struct task_struct *result; |
35 | struct completion done; |
36 | |
37 | struct list_head list; |
38 | }; |
39 | |
40 | struct kthread { |
41 | unsigned long flags; |
42 | unsigned int cpu; |
43 | void *data; |
44 | struct completion parked; |
45 | struct completion exited; |
46 | }; |
47 | |
48 | enum KTHREAD_BITS { |
49 | KTHREAD_IS_PER_CPU = 0, |
50 | KTHREAD_SHOULD_STOP, |
51 | KTHREAD_SHOULD_PARK, |
52 | KTHREAD_IS_PARKED, |
53 | }; |
54 | |
55 | #define to_kthread(tsk) \ |
56 | container_of((tsk)->vfork_done, struct kthread, exited) |
57 | |
58 | /** |
59 | * kthread_should_stop - should this kthread return now? |
60 | * |
61 | * When someone calls kthread_stop() on your kthread, it will be woken |
62 | * and this will return true. You should then return, and your return |
63 | * value will be passed through to kthread_stop(). |
64 | */ |
65 | bool kthread_should_stop(void) |
66 | { |
67 | return test_bit(KTHREAD_SHOULD_STOP, &to_kthread(current)->flags); |
68 | } |
69 | EXPORT_SYMBOL(kthread_should_stop); |
70 | |
71 | /** |
72 | * kthread_should_park - should this kthread park now? |
73 | * |
74 | * When someone calls kthread_park() on your kthread, it will be woken |
75 | * and this will return true. You should then do the necessary |
76 | * cleanup and call kthread_parkme() |
77 | * |
78 | * Similar to kthread_should_stop(), but this keeps the thread alive |
79 | * and in a park position. kthread_unpark() "restarts" the thread and |
80 | * calls the thread function again. |
81 | */ |
82 | bool kthread_should_park(void) |
83 | { |
84 | return test_bit(KTHREAD_SHOULD_PARK, &to_kthread(current)->flags); |
85 | } |
86 | |
87 | /** |
88 | * kthread_freezable_should_stop - should this freezable kthread return now? |
89 | * @was_frozen: optional out parameter, indicates whether %current was frozen |
90 | * |
91 | * kthread_should_stop() for freezable kthreads, which will enter |
92 | * refrigerator if necessary. This function is safe from kthread_stop() / |
93 | * freezer deadlock and freezable kthreads should use this function instead |
94 | * of calling try_to_freeze() directly. |
95 | */ |
96 | bool kthread_freezable_should_stop(bool *was_frozen) |
97 | { |
98 | bool frozen = false; |
99 | |
100 | might_sleep(); |
101 | |
102 | if (unlikely(freezing(current))) |
103 | frozen = __refrigerator(true); |
104 | |
105 | if (was_frozen) |
106 | *was_frozen = frozen; |
107 | |
108 | return kthread_should_stop(); |
109 | } |
110 | EXPORT_SYMBOL_GPL(kthread_freezable_should_stop); |
111 | |
112 | /** |
113 | * kthread_data - return data value specified on kthread creation |
114 | * @task: kthread task in question |
115 | * |
116 | * Return the data value specified when kthread @task was created. |
117 | * The caller is responsible for ensuring the validity of @task when |
118 | * calling this function. |
119 | */ |
120 | void *kthread_data(struct task_struct *task) |
121 | { |
122 | return to_kthread(task)->data; |
123 | } |
124 | |
125 | static void __kthread_parkme(struct kthread *self) |
126 | { |
127 | __set_current_state(TASK_PARKED); |
128 | while (test_bit(KTHREAD_SHOULD_PARK, &self->flags)) { |
129 | if (!test_and_set_bit(KTHREAD_IS_PARKED, &self->flags)) |
130 | complete(&self->parked); |
131 | schedule(); |
132 | __set_current_state(TASK_PARKED); |
133 | } |
134 | clear_bit(KTHREAD_IS_PARKED, &self->flags); |
135 | __set_current_state(TASK_RUNNING); |
136 | } |
137 | |
138 | void kthread_parkme(void) |
139 | { |
140 | __kthread_parkme(to_kthread(current)); |
141 | } |
142 | |
143 | static int kthread(void *_create) |
144 | { |
145 | /* Copy data: it's on kthread's stack */ |
146 | struct kthread_create_info *create = _create; |
147 | int (*threadfn)(void *data) = create->threadfn; |
148 | void *data = create->data; |
149 | struct kthread self; |
150 | int ret; |
151 | |
152 | self.flags = 0; |
153 | self.data = data; |
154 | init_completion(&self.exited); |
155 | init_completion(&self.parked); |
156 | current->vfork_done = &self.exited; |
157 | |
158 | /* OK, tell user we're spawned, wait for stop or wakeup */ |
159 | __set_current_state(TASK_UNINTERRUPTIBLE); |
160 | create->result = current; |
161 | complete(&create->done); |
162 | schedule(); |
163 | |
164 | ret = -EINTR; |
165 | |
166 | if (!test_bit(KTHREAD_SHOULD_STOP, &self.flags)) { |
167 | __kthread_parkme(&self); |
168 | ret = threadfn(data); |
169 | } |
170 | /* we can't just return, we must preserve "self" on stack */ |
171 | do_exit(ret); |
172 | } |
173 | |
174 | /* called from do_fork() to get node information for about to be created task */ |
175 | int tsk_fork_get_node(struct task_struct *tsk) |
176 | { |
177 | #ifdef CONFIG_NUMA |
178 | if (tsk == kthreadd_task) |
179 | return tsk->pref_node_fork; |
180 | #endif |
181 | return numa_node_id(); |
182 | } |
183 | |
184 | static void create_kthread(struct kthread_create_info *create) |
185 | { |
186 | int pid; |
187 | |
188 | #ifdef CONFIG_NUMA |
189 | current->pref_node_fork = create->node; |
190 | #endif |
191 | /* We want our own signal handler (we take no signals by default). */ |
192 | pid = kernel_thread(kthread, create, CLONE_FS | CLONE_FILES | SIGCHLD); |
193 | if (pid < 0) { |
194 | create->result = ERR_PTR(pid); |
195 | complete(&create->done); |
196 | } |
197 | } |
198 | |
199 | /** |
200 | * kthread_create_on_node - create a kthread. |
201 | * @threadfn: the function to run until signal_pending(current). |
202 | * @data: data ptr for @threadfn. |
203 | * @node: memory node number. |
204 | * @namefmt: printf-style name for the thread. |
205 | * |
206 | * Description: This helper function creates and names a kernel |
207 | * thread. The thread will be stopped: use wake_up_process() to start |
208 | * it. See also kthread_run(). |
209 | * |
210 | * If thread is going to be bound on a particular cpu, give its node |
211 | * in @node, to get NUMA affinity for kthread stack, or else give -1. |
212 | * When woken, the thread will run @threadfn() with @data as its |
213 | * argument. @threadfn() can either call do_exit() directly if it is a |
214 | * standalone thread for which no one will call kthread_stop(), or |
215 | * return when 'kthread_should_stop()' is true (which means |
216 | * kthread_stop() has been called). The return value should be zero |
217 | * or a negative error number; it will be passed to kthread_stop(). |
218 | * |
219 | * Returns a task_struct or ERR_PTR(-ENOMEM). |
220 | */ |
221 | struct task_struct *kthread_create_on_node(int (*threadfn)(void *data), |
222 | void *data, int node, |
223 | const char namefmt[], |
224 | ...) |
225 | { |
226 | struct kthread_create_info create; |
227 | |
228 | create.threadfn = threadfn; |
229 | create.data = data; |
230 | create.node = node; |
231 | init_completion(&create.done); |
232 | |
233 | spin_lock(&kthread_create_lock); |
234 | list_add_tail(&create.list, &kthread_create_list); |
235 | spin_unlock(&kthread_create_lock); |
236 | |
237 | wake_up_process(kthreadd_task); |
238 | wait_for_completion(&create.done); |
239 | |
240 | if (!IS_ERR(create.result)) { |
241 | static const struct sched_param param = { .sched_priority = 0 }; |
242 | va_list args; |
243 | |
244 | va_start(args, namefmt); |
245 | vsnprintf(create.result->comm, sizeof(create.result->comm), |
246 | namefmt, args); |
247 | va_end(args); |
248 | /* |
249 | * root may have changed our (kthreadd's) priority or CPU mask. |
250 | * The kernel thread should not inherit these properties. |
251 | */ |
252 | sched_setscheduler_nocheck(create.result, SCHED_NORMAL, ¶m); |
253 | set_cpus_allowed_ptr(create.result, cpu_all_mask); |
254 | } |
255 | return create.result; |
256 | } |
257 | EXPORT_SYMBOL(kthread_create_on_node); |
258 | |
259 | static void __kthread_bind(struct task_struct *p, unsigned int cpu, long state) |
260 | { |
261 | /* Must have done schedule() in kthread() before we set_task_cpu */ |
262 | if (!wait_task_inactive(p, state)) { |
263 | WARN_ON(1); |
264 | return; |
265 | } |
266 | /* It's safe because the task is inactive. */ |
267 | do_set_cpus_allowed(p, cpumask_of(cpu)); |
268 | p->flags |= PF_THREAD_BOUND; |
269 | } |
270 | |
271 | /** |
272 | * kthread_bind - bind a just-created kthread to a cpu. |
273 | * @p: thread created by kthread_create(). |
274 | * @cpu: cpu (might not be online, must be possible) for @k to run on. |
275 | * |
276 | * Description: This function is equivalent to set_cpus_allowed(), |
277 | * except that @cpu doesn't need to be online, and the thread must be |
278 | * stopped (i.e., just returned from kthread_create()). |
279 | */ |
280 | void kthread_bind(struct task_struct *p, unsigned int cpu) |
281 | { |
282 | __kthread_bind(p, cpu, TASK_UNINTERRUPTIBLE); |
283 | } |
284 | EXPORT_SYMBOL(kthread_bind); |
285 | |
286 | /** |
287 | * kthread_create_on_cpu - Create a cpu bound kthread |
288 | * @threadfn: the function to run until signal_pending(current). |
289 | * @data: data ptr for @threadfn. |
290 | * @cpu: The cpu on which the thread should be bound, |
291 | * @namefmt: printf-style name for the thread. Format is restricted |
292 | * to "name.*%u". Code fills in cpu number. |
293 | * |
294 | * Description: This helper function creates and names a kernel thread |
295 | * The thread will be woken and put into park mode. |
296 | */ |
297 | struct task_struct *kthread_create_on_cpu(int (*threadfn)(void *data), |
298 | void *data, unsigned int cpu, |
299 | const char *namefmt) |
300 | { |
301 | struct task_struct *p; |
302 | |
303 | p = kthread_create_on_node(threadfn, data, cpu_to_node(cpu), namefmt, |
304 | cpu); |
305 | if (IS_ERR(p)) |
306 | return p; |
307 | set_bit(KTHREAD_IS_PER_CPU, &to_kthread(p)->flags); |
308 | to_kthread(p)->cpu = cpu; |
309 | /* Park the thread to get it out of TASK_UNINTERRUPTIBLE state */ |
310 | kthread_park(p); |
311 | return p; |
312 | } |
313 | |
314 | static struct kthread *task_get_live_kthread(struct task_struct *k) |
315 | { |
316 | struct kthread *kthread; |
317 | |
318 | get_task_struct(k); |
319 | kthread = to_kthread(k); |
320 | /* It might have exited */ |
321 | barrier(); |
322 | if (k->vfork_done != NULL) |
323 | return kthread; |
324 | return NULL; |
325 | } |
326 | |
327 | static void __kthread_unpark(struct task_struct *k, struct kthread *kthread) |
328 | { |
329 | clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags); |
330 | /* |
331 | * We clear the IS_PARKED bit here as we don't wait |
332 | * until the task has left the park code. So if we'd |
333 | * park before that happens we'd see the IS_PARKED bit |
334 | * which might be about to be cleared. |
335 | */ |
336 | if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) { |
337 | if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags)) |
338 | __kthread_bind(k, kthread->cpu, TASK_PARKED); |
339 | wake_up_state(k, TASK_PARKED); |
340 | } |
341 | } |
342 | |
343 | /** |
344 | * kthread_unpark - unpark a thread created by kthread_create(). |
345 | * @k: thread created by kthread_create(). |
346 | * |
347 | * Sets kthread_should_park() for @k to return false, wakes it, and |
348 | * waits for it to return. If the thread is marked percpu then its |
349 | * bound to the cpu again. |
350 | */ |
351 | void kthread_unpark(struct task_struct *k) |
352 | { |
353 | struct kthread *kthread = task_get_live_kthread(k); |
354 | |
355 | if (kthread) |
356 | __kthread_unpark(k, kthread); |
357 | put_task_struct(k); |
358 | } |
359 | |
360 | /** |
361 | * kthread_park - park a thread created by kthread_create(). |
362 | * @k: thread created by kthread_create(). |
363 | * |
364 | * Sets kthread_should_park() for @k to return true, wakes it, and |
365 | * waits for it to return. This can also be called after kthread_create() |
366 | * instead of calling wake_up_process(): the thread will park without |
367 | * calling threadfn(). |
368 | * |
369 | * Returns 0 if the thread is parked, -ENOSYS if the thread exited. |
370 | * If called by the kthread itself just the park bit is set. |
371 | */ |
372 | int kthread_park(struct task_struct *k) |
373 | { |
374 | struct kthread *kthread = task_get_live_kthread(k); |
375 | int ret = -ENOSYS; |
376 | |
377 | if (kthread) { |
378 | if (!test_bit(KTHREAD_IS_PARKED, &kthread->flags)) { |
379 | set_bit(KTHREAD_SHOULD_PARK, &kthread->flags); |
380 | if (k != current) { |
381 | wake_up_process(k); |
382 | wait_for_completion(&kthread->parked); |
383 | } |
384 | } |
385 | ret = 0; |
386 | } |
387 | put_task_struct(k); |
388 | return ret; |
389 | } |
390 | |
391 | /** |
392 | * kthread_stop - stop a thread created by kthread_create(). |
393 | * @k: thread created by kthread_create(). |
394 | * |
395 | * Sets kthread_should_stop() for @k to return true, wakes it, and |
396 | * waits for it to exit. This can also be called after kthread_create() |
397 | * instead of calling wake_up_process(): the thread will exit without |
398 | * calling threadfn(). |
399 | * |
400 | * If threadfn() may call do_exit() itself, the caller must ensure |
401 | * task_struct can't go away. |
402 | * |
403 | * Returns the result of threadfn(), or %-EINTR if wake_up_process() |
404 | * was never called. |
405 | */ |
406 | int kthread_stop(struct task_struct *k) |
407 | { |
408 | struct kthread *kthread = task_get_live_kthread(k); |
409 | int ret; |
410 | |
411 | trace_sched_kthread_stop(k); |
412 | if (kthread) { |
413 | set_bit(KTHREAD_SHOULD_STOP, &kthread->flags); |
414 | __kthread_unpark(k, kthread); |
415 | wake_up_process(k); |
416 | wait_for_completion(&kthread->exited); |
417 | } |
418 | ret = k->exit_code; |
419 | |
420 | put_task_struct(k); |
421 | trace_sched_kthread_stop_ret(ret); |
422 | |
423 | return ret; |
424 | } |
425 | EXPORT_SYMBOL(kthread_stop); |
426 | |
427 | int kthreadd(void *unused) |
428 | { |
429 | struct task_struct *tsk = current; |
430 | |
431 | /* Setup a clean context for our children to inherit. */ |
432 | set_task_comm(tsk, "kthreadd"); |
433 | ignore_signals(tsk); |
434 | set_cpus_allowed_ptr(tsk, cpu_all_mask); |
435 | set_mems_allowed(node_states[N_MEMORY]); |
436 | |
437 | current->flags |= PF_NOFREEZE; |
438 | |
439 | for (;;) { |
440 | set_current_state(TASK_INTERRUPTIBLE); |
441 | if (list_empty(&kthread_create_list)) |
442 | schedule(); |
443 | __set_current_state(TASK_RUNNING); |
444 | |
445 | spin_lock(&kthread_create_lock); |
446 | while (!list_empty(&kthread_create_list)) { |
447 | struct kthread_create_info *create; |
448 | |
449 | create = list_entry(kthread_create_list.next, |
450 | struct kthread_create_info, list); |
451 | list_del_init(&create->list); |
452 | spin_unlock(&kthread_create_lock); |
453 | |
454 | create_kthread(create); |
455 | |
456 | spin_lock(&kthread_create_lock); |
457 | } |
458 | spin_unlock(&kthread_create_lock); |
459 | } |
460 | |
461 | return 0; |
462 | } |
463 | |
464 | void __init_kthread_worker(struct kthread_worker *worker, |
465 | const char *name, |
466 | struct lock_class_key *key) |
467 | { |
468 | spin_lock_init(&worker->lock); |
469 | lockdep_set_class_and_name(&worker->lock, key, name); |
470 | INIT_LIST_HEAD(&worker->work_list); |
471 | worker->task = NULL; |
472 | } |
473 | EXPORT_SYMBOL_GPL(__init_kthread_worker); |
474 | |
475 | /** |
476 | * kthread_worker_fn - kthread function to process kthread_worker |
477 | * @worker_ptr: pointer to initialized kthread_worker |
478 | * |
479 | * This function can be used as @threadfn to kthread_create() or |
480 | * kthread_run() with @worker_ptr argument pointing to an initialized |
481 | * kthread_worker. The started kthread will process work_list until |
482 | * the it is stopped with kthread_stop(). A kthread can also call |
483 | * this function directly after extra initialization. |
484 | * |
485 | * Different kthreads can be used for the same kthread_worker as long |
486 | * as there's only one kthread attached to it at any given time. A |
487 | * kthread_worker without an attached kthread simply collects queued |
488 | * kthread_works. |
489 | */ |
490 | int kthread_worker_fn(void *worker_ptr) |
491 | { |
492 | struct kthread_worker *worker = worker_ptr; |
493 | struct kthread_work *work; |
494 | |
495 | WARN_ON(worker->task); |
496 | worker->task = current; |
497 | repeat: |
498 | set_current_state(TASK_INTERRUPTIBLE); /* mb paired w/ kthread_stop */ |
499 | |
500 | if (kthread_should_stop()) { |
501 | __set_current_state(TASK_RUNNING); |
502 | spin_lock_irq(&worker->lock); |
503 | worker->task = NULL; |
504 | spin_unlock_irq(&worker->lock); |
505 | return 0; |
506 | } |
507 | |
508 | work = NULL; |
509 | spin_lock_irq(&worker->lock); |
510 | if (!list_empty(&worker->work_list)) { |
511 | work = list_first_entry(&worker->work_list, |
512 | struct kthread_work, node); |
513 | list_del_init(&work->node); |
514 | } |
515 | worker->current_work = work; |
516 | spin_unlock_irq(&worker->lock); |
517 | |
518 | if (work) { |
519 | __set_current_state(TASK_RUNNING); |
520 | work->func(work); |
521 | } else if (!freezing(current)) |
522 | schedule(); |
523 | |
524 | try_to_freeze(); |
525 | goto repeat; |
526 | } |
527 | EXPORT_SYMBOL_GPL(kthread_worker_fn); |
528 | |
529 | /* insert @work before @pos in @worker */ |
530 | static void insert_kthread_work(struct kthread_worker *worker, |
531 | struct kthread_work *work, |
532 | struct list_head *pos) |
533 | { |
534 | lockdep_assert_held(&worker->lock); |
535 | |
536 | list_add_tail(&work->node, pos); |
537 | work->worker = worker; |
538 | if (likely(worker->task)) |
539 | wake_up_process(worker->task); |
540 | } |
541 | |
542 | /** |
543 | * queue_kthread_work - queue a kthread_work |
544 | * @worker: target kthread_worker |
545 | * @work: kthread_work to queue |
546 | * |
547 | * Queue @work to work processor @task for async execution. @task |
548 | * must have been created with kthread_worker_create(). Returns %true |
549 | * if @work was successfully queued, %false if it was already pending. |
550 | */ |
551 | bool queue_kthread_work(struct kthread_worker *worker, |
552 | struct kthread_work *work) |
553 | { |
554 | bool ret = false; |
555 | unsigned long flags; |
556 | |
557 | spin_lock_irqsave(&worker->lock, flags); |
558 | if (list_empty(&work->node)) { |
559 | insert_kthread_work(worker, work, &worker->work_list); |
560 | ret = true; |
561 | } |
562 | spin_unlock_irqrestore(&worker->lock, flags); |
563 | return ret; |
564 | } |
565 | EXPORT_SYMBOL_GPL(queue_kthread_work); |
566 | |
567 | struct kthread_flush_work { |
568 | struct kthread_work work; |
569 | struct completion done; |
570 | }; |
571 | |
572 | static void kthread_flush_work_fn(struct kthread_work *work) |
573 | { |
574 | struct kthread_flush_work *fwork = |
575 | container_of(work, struct kthread_flush_work, work); |
576 | complete(&fwork->done); |
577 | } |
578 | |
579 | /** |
580 | * flush_kthread_work - flush a kthread_work |
581 | * @work: work to flush |
582 | * |
583 | * If @work is queued or executing, wait for it to finish execution. |
584 | */ |
585 | void flush_kthread_work(struct kthread_work *work) |
586 | { |
587 | struct kthread_flush_work fwork = { |
588 | KTHREAD_WORK_INIT(fwork.work, kthread_flush_work_fn), |
589 | COMPLETION_INITIALIZER_ONSTACK(fwork.done), |
590 | }; |
591 | struct kthread_worker *worker; |
592 | bool noop = false; |
593 | |
594 | retry: |
595 | worker = work->worker; |
596 | if (!worker) |
597 | return; |
598 | |
599 | spin_lock_irq(&worker->lock); |
600 | if (work->worker != worker) { |
601 | spin_unlock_irq(&worker->lock); |
602 | goto retry; |
603 | } |
604 | |
605 | if (!list_empty(&work->node)) |
606 | insert_kthread_work(worker, &fwork.work, work->node.next); |
607 | else if (worker->current_work == work) |
608 | insert_kthread_work(worker, &fwork.work, worker->work_list.next); |
609 | else |
610 | noop = true; |
611 | |
612 | spin_unlock_irq(&worker->lock); |
613 | |
614 | if (!noop) |
615 | wait_for_completion(&fwork.done); |
616 | } |
617 | EXPORT_SYMBOL_GPL(flush_kthread_work); |
618 | |
619 | /** |
620 | * flush_kthread_worker - flush all current works on a kthread_worker |
621 | * @worker: worker to flush |
622 | * |
623 | * Wait until all currently executing or pending works on @worker are |
624 | * finished. |
625 | */ |
626 | void flush_kthread_worker(struct kthread_worker *worker) |
627 | { |
628 | struct kthread_flush_work fwork = { |
629 | KTHREAD_WORK_INIT(fwork.work, kthread_flush_work_fn), |
630 | COMPLETION_INITIALIZER_ONSTACK(fwork.done), |
631 | }; |
632 | |
633 | queue_kthread_work(worker, &fwork.work); |
634 | wait_for_completion(&fwork.done); |
635 | } |
636 | EXPORT_SYMBOL_GPL(flush_kthread_worker); |
637 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
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jz-2.6.39
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jz-3.11
jz-3.12
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jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9