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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-03-13 15:25:06 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-03-31 08:29:43 +0200 |
| commit | fb7199d3a27036e2de408caef1a8c755dc986050 (patch) | |
| tree | 5fa4323d16c60aa80a276afeb29131205df69db5 | |
| parent | score: Thread life cycle re-implementation (diff) | |
| download | rtems-fb7199d3a27036e2de408caef1a8c755dc986050.tar.bz2 | |
score: Relax Giant lock usage for API mutexes
It is no longer necessary to protect the workspace allocations with the
Giant lock due to the thread life cycle re-implementation.
| -rw-r--r-- | cpukit/posix/src/pthread.c | 2 | ||||
| -rw-r--r-- | cpukit/score/src/apimutexlock.c | 4 | ||||
| -rw-r--r-- | cpukit/score/src/apimutexunlock.c | 5 |
3 files changed, 6 insertions, 5 deletions
diff --git a/cpukit/posix/src/pthread.c b/cpukit/posix/src/pthread.c index 8d1a8eb209..512cd70c8f 100644 --- a/cpukit/posix/src/pthread.c +++ b/cpukit/posix/src/pthread.c @@ -227,7 +227,7 @@ static bool _POSIX_Threads_Create_extension( && _Objects_Get_class( created->Object.id ) == 1 #endif ) { - executing_api = _Thread_Executing->API_Extensions[ THREAD_API_POSIX ]; + executing_api = _Thread_Get_executing()->API_Extensions[ THREAD_API_POSIX ]; api->signals_blocked = executing_api->signals_blocked; } else { api->signals_blocked = SIGNAL_ALL_MASK; diff --git a/cpukit/score/src/apimutexlock.c b/cpukit/score/src/apimutexlock.c index 91f6af3d03..d943bddf5d 100644 --- a/cpukit/score/src/apimutexlock.c +++ b/cpukit/score/src/apimutexlock.c @@ -43,4 +43,8 @@ void _API_Mutex_Lock( 0, level ); + + #if defined(RTEMS_SMP) + _Thread_Enable_dispatch(); + #endif } diff --git a/cpukit/score/src/apimutexunlock.c b/cpukit/score/src/apimutexunlock.c index 354033c5a4..43bdfe8bbe 100644 --- a/cpukit/score/src/apimutexunlock.c +++ b/cpukit/score/src/apimutexunlock.c @@ -27,10 +27,7 @@ void _API_Mutex_Unlock( API_Mutex_Control *the_mutex ) { - /* Dispatch is already disabled in SMP while lock is held. */ - #if !defined(RTEMS_SMP) - _Thread_Disable_dispatch(); - #endif + _Thread_Disable_dispatch(); _CORE_mutex_Surrender( &the_mutex->Mutex, the_mutex->Object.id, |