Searched refs:pi_waiters (Results 1 – 8 of 8) sorted by relevance
| /linux-6.6.21/kernel/locking/ |
| D | rtmutex_common.h | 144 return !RB_EMPTY_ROOT(&p->pi_waiters.rb_root); in task_has_pi_waiters()
151 return rb_entry(p->pi_waiters.rb_leftmost, struct rt_mutex_waiter, in task_top_pi_waiter()
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| D | rtmutex_api.c | 487 DEBUG_LOCKS_WARN_ON(!RB_EMPTY_ROOT(&task->pi_waiters.rb_root)); in rt_mutex_debug_task_free()
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| D | rtmutex.c | 489 rb_add_cached(&waiter->pi_tree.entry, &task->pi_waiters, __pi_waiter_less); in rt_mutex_enqueue_pi()
500 rb_erase_cached(&waiter->pi_tree.entry, &task->pi_waiters); in rt_mutex_dequeue_pi()
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| /linux-6.6.21/Documentation/locking/ |
| D | rt-mutex-design.rst | 108 pi_waiters rbtree of a mutex owner task (described below).
219 pi_waiters. It is protected by a spin lock also in the task structure,
350 process must adjust its priority. With the help of the pi_waiters of a
358 the pi_waiters of a task holds an order by priority of all the top waiters
375 would decrease/unboost the priority of the task. That is because the pi_waiters
410 in the pi_waiters and waiters trees that the task is blocked on. This function
434 the task on the waiters tree of the mutex, and if need be, the pi_waiters
461 pi_waiters tree.
466 as the lock's owner's pi_waiters tree. This is described in the next
480 previous top waiter process (if it exists) from the pi_waiters of the owner,
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| D | rt-mutex.rst | 38 priority enqueueing is handled by "pi_waiters".
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| /linux-6.6.21/init/ |
| D | init_task.c | 167 .pi_waiters = RB_ROOT_CACHED,
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| /linux-6.6.21/include/linux/ |
| D | sched.h | 1141 struct rb_root_cached pi_waiters; member
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| /linux-6.6.21/kernel/ |
| D | fork.c | 1944 p->pi_waiters = RB_ROOT_CACHED; in rt_mutex_init_task()
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