diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-05-09 07:29:52 +0200 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-05-12 13:20:34 +0200 |
commit | 3e0bb6734af1296e21af2716ebd12b8cbb718c29 (patch) | |
tree | 9d15d3bb698233e22aeea055b93ae76710454219 | |
parent | score: Add _ISR_lock_Is_owner() (diff) | |
download | rtems-3e0bb6734af1296e21af2716ebd12b8cbb718c29.tar.bz2 |
score: Ensure matching lock acquire and release
Ensure matching lock acquire and release for SMP locks if RTEMS_DEBUG is
defined.
-rw-r--r-- | cpukit/score/include/rtems/score/smplock.h | 7 | ||||
-rw-r--r-- | cpukit/score/src/smplock.c | 13 |
2 files changed, 16 insertions, 4 deletions
diff --git a/cpukit/score/include/rtems/score/smplock.h b/cpukit/score/include/rtems/score/smplock.h index 0cefe38aa3..47797d3294 100644 --- a/cpukit/score/include/rtems/score/smplock.h +++ b/cpukit/score/include/rtems/score/smplock.h @@ -398,6 +398,9 @@ typedef struct { */ typedef struct { ISR_Level isr_level; +#if defined( RTEMS_DEBUG ) + SMP_lock_Control *lock_used_for_acquire; +#endif #if defined( RTEMS_PROFILING ) SMP_lock_Stats_context Stats_context; #endif @@ -578,11 +581,8 @@ void _SMP_lock_Release_and_ISR_enable( SMP_lock_Control *lock, SMP_lock_Context *context ); - -static inline void _SMP_lock_Release_and_ISR_enable_body( #else static inline void _SMP_lock_Release_and_ISR_enable( -#endif SMP_lock_Control *lock, SMP_lock_Context *context ) @@ -590,6 +590,7 @@ static inline void _SMP_lock_Release_and_ISR_enable( _SMP_lock_Release( lock, context ); _ISR_Enable_without_giant( context->isr_level ); } +#endif #if defined( RTEMS_DEBUG ) /** diff --git a/cpukit/score/src/smplock.c b/cpukit/score/src/smplock.c index 35b1930a1a..e426c2afbe 100644 --- a/cpukit/score/src/smplock.c +++ b/cpukit/score/src/smplock.c @@ -40,6 +40,9 @@ void _SMP_lock_Acquire( SMP_lock_Context *context ) { +#if defined(RTEMS_DEBUG) + context->lock_used_for_acquire = lock; +#endif _SMP_lock_Acquire_body( lock, context ); #if defined(RTEMS_DEBUG) lock->owner = _SMP_Get_current_processor(); @@ -52,6 +55,8 @@ void _SMP_lock_Release( ) { #if defined(RTEMS_DEBUG) + _Assert( context->lock_used_for_acquire == lock ); + context->lock_used_for_acquire = NULL; _Assert( lock->owner == _SMP_Get_current_processor() ); lock->owner = SMP_LOCK_NO_OWNER; #endif @@ -63,6 +68,9 @@ void _SMP_lock_ISR_disable_and_acquire( SMP_lock_Context *context ) { +#if defined(RTEMS_DEBUG) + context->lock_used_for_acquire = lock; +#endif _SMP_lock_ISR_disable_and_acquire_body( lock, context ); #if defined(RTEMS_DEBUG) lock->owner = _SMP_Get_current_processor(); @@ -75,10 +83,13 @@ void _SMP_lock_Release_and_ISR_enable( ) { #if defined(RTEMS_DEBUG) + _Assert( context->lock_used_for_acquire == lock ); + context->lock_used_for_acquire = NULL; _Assert( lock->owner == _SMP_Get_current_processor() ); lock->owner = SMP_LOCK_NO_OWNER; #endif - _SMP_lock_Release_and_ISR_enable_body( lock, context ); + _SMP_lock_Release_body( lock, context ); + _ISR_Enable_without_giant( context->isr_level ); } #if defined(RTEMS_DEBUG) |