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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-07-29 15:06:02 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-08-05 15:52:32 +0200 |
| commit | bfed5d5d15c814ebc9aefc988756fba14238f3f0 (patch) | |
| tree | 8fe704783255a0d91f17134be44e4e1ea486ef45 | |
| parent | arm: Fix CPU_MODES_INTERRUPT_MASK (diff) | |
| download | rtems-bfed5d5d15c814ebc9aefc988756fba14238f3f0.tar.bz2 | |
smp: Support ASR path in rtems_task_mode()
| -rw-r--r-- | cpukit/rtems/src/taskmode.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/cpukit/rtems/src/taskmode.c b/cpukit/rtems/src/taskmode.c index 3d6dee8105..606366b25f 100644 --- a/cpukit/rtems/src/taskmode.c +++ b/cpukit/rtems/src/taskmode.c @@ -32,11 +32,25 @@ static void _RTEMS_Tasks_Dispatch_if_necessary( if ( _Thread_Dispatch_is_enabled() ) { bool dispatch_necessary = needs_asr_dispatching; + /* + * FIXME: This locking approach is brittle. It only works since the + * current simple SMP scheduler has no support for the non-preempt mode. + */ +#if defined( RTEMS_SMP ) + ISR_Level level; + + _ISR_Disable( level ); +#endif + if ( !_Thread_Is_heir( executing ) && executing->is_preemptible ) { dispatch_necessary = true; _Thread_Dispatch_necessary = dispatch_necessary; } +#if defined( RTEMS_SMP ) + _ISR_Enable( level ); +#endif + if ( dispatch_necessary ) { _Thread_Dispatch(); } |