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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-05-25 16:30:23 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2016-05-30 16:16:21 +0200 |
| commit | af746b093a12871f7faec81c17f8b67fdd76799e (patch) | |
| tree | 032b648c2be669815a51b2f3c59ca70e2ec396b1 /cpukit/score/include/rtems/score/mrsp.h | |
| parent | score: _CORE_mutex_Check_dispatch_for_seize() (diff) | |
| download | rtems-af746b093a12871f7faec81c17f8b67fdd76799e.tar.bz2 | |
score: Use thread queue lock for MrsP
Replace the ISR lock in MRSP_Control with a thread queue. This
simplifies the Classic semaphore implementation. Only the lock part of
the thread queue is used.
Diffstat (limited to 'cpukit/score/include/rtems/score/mrsp.h')
| -rw-r--r-- | cpukit/score/include/rtems/score/mrsp.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/cpukit/score/include/rtems/score/mrsp.h b/cpukit/score/include/rtems/score/mrsp.h index 595884864f..08a2427492 100644 --- a/cpukit/score/include/rtems/score/mrsp.h +++ b/cpukit/score/include/rtems/score/mrsp.h @@ -20,9 +20,9 @@ #if defined(RTEMS_SMP) #include <rtems/score/chain.h> -#include <rtems/score/isrlock.h> #include <rtems/score/scheduler.h> #include <rtems/score/thread.h> +#include <rtems/score/threadq.h> #ifdef __cplusplus extern "C" { @@ -115,6 +115,14 @@ typedef struct { */ struct MRSP_Control { /** + * @brief Lock to protect the resource dependency tree. + * + * This is a thread queue since this simplifies the Classic semaphore + * implementation. Only the lock part of the thread queue is used. + */ + Thread_queue_Control Wait_queue; + + /** * @brief Basic resource control. */ Resource_Control Resource; @@ -127,11 +135,6 @@ struct MRSP_Control { Chain_Control Rivals; /** - * @brief Lock to protect the resource dependency tree. - */ - ISR_LOCK_MEMBER( Lock ) - - /** * @brief The initial priority of the owner before it was elevated to the * ceiling priority. */ |