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authorSebastian Huber <sebastian.huber@embedded-brains.de>2013-07-18 16:00:54 +0200
committerSebastian Huber <sebastian.huber@embedded-brains.de>2013-07-22 16:56:59 +0200
commit33a4a56e7f2c52148bfd09cdcb7371d9b1b37eb5 (patch)
tree63951d498925df25b7d2dbd93a95e1645c6fab2c /cpukit/score/src
parentscore: Create message queue implementation header (diff)
downloadrtems-33a4a56e7f2c52148bfd09cdcb7371d9b1b37eb5.tar.bz2
score: Avoid direct usage of _Thread_Executing
Pass the executing thread as a function parameter. Obtain the executing thread inside a thread dispatch critical section to avoid problems on SMP.
Diffstat (limited to 'cpukit/score/src')
-rw-r--r--cpukit/score/src/coremsgseize.c5
-rw-r--r--cpukit/score/src/coremsgsubmit.c2
2 files changed, 3 insertions, 4 deletions
diff --git a/cpukit/score/src/coremsgseize.c b/cpukit/score/src/coremsgseize.c
index f0567dbce4..5d64616ace 100644
--- a/cpukit/score/src/coremsgseize.c
+++ b/cpukit/score/src/coremsgseize.c
@@ -29,6 +29,7 @@
void _CORE_message_queue_Seize(
CORE_message_queue_Control *the_message_queue,
+ Thread_Control *executing,
Objects_Id id,
void *buffer,
size_t *size_p,
@@ -38,9 +39,7 @@ void _CORE_message_queue_Seize(
{
ISR_Level level;
CORE_message_queue_Buffer_control *the_message;
- Thread_Control *executing;
- executing = _Thread_Executing;
executing->Wait.return_code = CORE_MESSAGE_QUEUE_STATUS_SUCCESSFUL;
_ISR_Disable( level );
the_message = _CORE_message_queue_Get_pending_message( the_message_queue );
@@ -49,7 +48,7 @@ void _CORE_message_queue_Seize(
_ISR_Enable( level );
*size_p = the_message->Contents.size;
- _Thread_Executing->Wait.count =
+ executing->Wait.count =
_CORE_message_queue_Get_message_priority( the_message );
_CORE_message_queue_Copy_buffer(
the_message->Contents.buffer,
diff --git a/cpukit/score/src/coremsgsubmit.c b/cpukit/score/src/coremsgsubmit.c
index c5e9a6b621..6acaadab89 100644
--- a/cpukit/score/src/coremsgsubmit.c
+++ b/cpukit/score/src/coremsgsubmit.c
@@ -30,6 +30,7 @@
CORE_message_queue_Status _CORE_message_queue_Submit(
CORE_message_queue_Control *the_message_queue,
+ Thread_Control *executing,
const void *buffer,
size_t size,
Objects_Id id,
@@ -122,7 +123,6 @@ CORE_message_queue_Status _CORE_message_queue_Submit(
* would be to use this variable prior to here.
*/
{
- Thread_Control *executing = _Thread_Executing;
ISR_Level level;
_ISR_Disable( level );