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Add _Thread_queue_Queue::_owner for RTEMS

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Add _Thread_queue_Queue::_owner which will be used for the upcomming
priority inheritance implementation and an O(m) independence-preserving
protocol (OMIP) implementation.

Signed-off-by: Sebastian Huber <sebastian.huber@embedded-brains.de>
This commit is contained in:
Jeff Johnston 2016-05-03 14:21:17 -04:00
parent 4f81837d78
commit de2a5d6cd3
1 changed files with 3 additions and 3 deletions
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6
newlib/libc/sys/rtems/include/sys/lock.h
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@ -45,11 +45,11 @@ struct _Ticket_lock_Control {
struct _Thread_queue_Queue { struct _Thread_queue_Queue {
struct _Ticket_lock_Control _Lock; struct _Ticket_lock_Control _Lock;
struct _Thread_queue_Heads *_heads; struct _Thread_queue_Heads *_heads;
struct _Thread_Control *_owner;
}; };
struct _Mutex_Control { struct _Mutex_Control {
struct _Thread_queue_Queue _Queue; struct _Thread_queue_Queue _Queue;
struct _Thread_Control *_owner;
}; };
struct _Mutex_recursive_Control { struct _Mutex_recursive_Control {
@ -70,9 +70,9 @@ struct _Futex_Control {
struct _Thread_queue_Queue _Queue; struct _Thread_queue_Queue _Queue;
}; };
#define _THREAD_QUEUE_INITIALIZER { { 0, 0 }, 0 } #define _THREAD_QUEUE_INITIALIZER { { 0, 0 }, 0, 0 }
#define _MUTEX_INITIALIZER { _THREAD_QUEUE_INITIALIZER, 0 } #define _MUTEX_INITIALIZER { _THREAD_QUEUE_INITIALIZER }
#define _MUTEX_RECURSIVE_INITIALIZER { _MUTEX_INITIALIZER, 0 } #define _MUTEX_RECURSIVE_INITIALIZER { _MUTEX_INITIALIZER, 0 }