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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-07-25 16:35:37 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-07-27 10:55:30 +0200 |
| commit | 1fcac5adc5ed38fb88ce4c6d24b2ca2e27e3cd10 (patch) | |
| tree | 7d2fed265befa680902ff146acb3305a360f9116 /cpukit/rtems/src/eventseize.c | |
| parent | score: Priority inherit thread queue operations (diff) | |
| download | rtems-1fcac5adc5ed38fb88ce4c6d24b2ca2e27e3cd10.tar.bz2 | |
score: Turn thread lock into thread wait lock
The _Thread_Lock_acquire() function had a potentially infinite run-time
due to the lack of fairness at atomic operations level.
Update #2412.
Update #2556.
Update #2765.
Diffstat (limited to 'cpukit/rtems/src/eventseize.c')
| -rw-r--r-- | cpukit/rtems/src/eventseize.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/cpukit/rtems/src/eventseize.c b/cpukit/rtems/src/eventseize.c index 7f5903df89..696481c2f5 100644 --- a/cpukit/rtems/src/eventseize.c +++ b/cpukit/rtems/src/eventseize.c @@ -50,13 +50,13 @@ rtems_status_code _Event_Seize( (seized_events == event_in || _Options_Is_any( option_set )) ) { event->pending_events = _Event_sets_Clear( pending_events, seized_events ); - _Thread_Lock_release_default( executing, lock_context ); + _Thread_Wait_release_default( executing, lock_context ); *event_out = seized_events; return RTEMS_SUCCESSFUL; } if ( _Options_Is_no_wait( option_set ) ) { - _Thread_Lock_release_default( executing, lock_context ); + _Thread_Wait_release_default( executing, lock_context ); *event_out = seized_events; return RTEMS_UNSATISFIED; } @@ -78,7 +78,7 @@ rtems_status_code _Event_Seize( _Thread_Wait_flags_set( executing, intend_to_block ); cpu_self = _Thread_Dispatch_disable_critical( lock_context ); - _Thread_Lock_release_default( executing, lock_context ); + _Thread_Wait_release_default( executing, lock_context ); if ( ticks ) { _Thread_Timer_insert_relative( |