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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-06-05 11:48:57 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-06-07 17:06:43 +0200 |
| commit | 2d2352bab92c51c2fd857b9555242545bd08c95e (patch) | |
| tree | de11a05e5b361a161e93c98866aa704ed24ed3ae /cpukit/rtems/src/regiongetsegment.c | |
| parent | score: Add _Objects_Put_for_get_isr_disable() (diff) | |
| download | rtems-2d2352bab92c51c2fd857b9555242545bd08c95e.tar.bz2 | |
score: Add and use _Objects_Put()
Add and use _Objects_Put_without_thread_dispatch(). These two functions
pair with the _Objects_Get() function. This helps to introduce object
specific SMP locks to avoid lock contention.
Diffstat (limited to 'cpukit/rtems/src/regiongetsegment.c')
| -rw-r--r-- | cpukit/rtems/src/regiongetsegment.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/cpukit/rtems/src/regiongetsegment.c b/cpukit/rtems/src/regiongetsegment.c index 1f38e5cbce..8d52ed031b 100644 --- a/cpukit/rtems/src/regiongetsegment.c +++ b/cpukit/rtems/src/regiongetsegment.c @@ -79,6 +79,7 @@ rtems_status_code rtems_region_get_segment( * dispatching disabled critical section. We have to do this * because this thread is going to block. */ + /* FIXME: Lock order reversal */ _Thread_Disable_dispatch(); _RTEMS_Unlock_allocator(); @@ -91,7 +92,7 @@ rtems_status_code rtems_region_get_segment( _Thread_queue_Enqueue( &the_region->Wait_queue, timeout ); - _Thread_Enable_dispatch(); + _Objects_Put( &the_region->Object ); return (rtems_status_code) executing->Wait.return_code; } |