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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-03-24 09:42:28 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2015-03-26 13:53:24 +0100 |
| commit | 9bfcb86790cea09fe4838bd2d052b336f8431564 (patch) | |
| tree | 1e3215a06f790f6d7a954784881fcbc892289f8a /rtemsbsd/include/machine/rtems-bsd-muteximpl.h | |
| parent | smp01: New test (diff) | |
| download | rtems-libbsd-9bfcb86790cea09fe4838bd2d052b336f8431564.tar.bz2 | |
rtems-bsd-mutex: Support priority changes
Diffstat (limited to 'rtemsbsd/include/machine/rtems-bsd-muteximpl.h')
| -rw-r--r-- | rtemsbsd/include/machine/rtems-bsd-muteximpl.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/rtemsbsd/include/machine/rtems-bsd-muteximpl.h b/rtemsbsd/include/machine/rtems-bsd-muteximpl.h index dfa332b4..79e6ee57 100644 --- a/rtemsbsd/include/machine/rtems-bsd-muteximpl.h +++ b/rtemsbsd/include/machine/rtems-bsd-muteximpl.h @@ -131,18 +131,20 @@ static inline void rtems_bsd_mutex_unlock(rtems_bsd_mutex *m) { ISR_lock_Context lock_context; + Thread_Control *owner; int nest_level; _ISR_lock_ISR_disable_and_acquire(&m->lock, &lock_context); nest_level = m->nest_level; + owner = m->owner; + + BSD_ASSERT(owner == _Thread_Executing); + if (__predict_true(nest_level == 0)) { RBTree_Node *first = _RBTree_First(&m->rivals, RBT_LEFT); - Thread_Control *owner = m->owner; int keep_priority; - BSD_ASSERT(owner == _Thread_Executing); - --owner->resource_count; keep_priority = _Thread_Owns_resources(owner) || owner->real_priority == owner->current_priority; |