Changeset b7f6260 in rtems

Timestamp:

Oct 2, 2003, 12:41:04 PM (17 years ago)

Author:

Joel Sherrill <joel.sherrill@…>

Children:

fdcb86b5

Parents:

328acbe8

Message:

2003-10-02 Phil Torre <ptorre@…>

PR 504/rtems

• include/rtems/score/coremutex.h: Add fatal error check for a task blocking on a mutex when thread dispatching is disabled.

Location:

cpukit/score

Files:

• ChangeLog (modified) (1 diff)
• include/rtems/score/coremutex.h (modified) (3 diffs)

cpukit/score/ChangeLog

@@ +1 @@
+2003-10-02      Phil Torre <ptorre@zetron.com>
+
+        PR 504/rtems
+        * include/rtems/score/coremutex.h: Add fatal error check for a task
+        blocking on a mutex when thread dispatching is disabled.
+
 2003-09-15      Ralf Corsepius <corsepiu@faw.uni-ulm.de>
 

cpukit/score/include/rtems/score/coremutex.h

@@ -27 +27 @@
 #include <rtems/score/priority.h>
 #include <rtems/score/watchdog.h>
+#include <rtems/score/interr.h>
+#include <rtems/score/sysstate.h>
  
 /*
@@ -153 +155 @@
  */
 
+
 #ifndef __RTEMS_APPLICATION__
 RTEMS_INLINE_ROUTINE int _CORE_mutex_Seize_interrupt_trylock(
@@ -167 +170 @@
   _the_mutex, _id, _wait, _timeout, _level ) \
   do { \
+        if ( _Thread_Dispatch_disable_level \
+                && (_wait) \
+                && (_System_state_Get() >= SYSTEM_STATE_BEGIN_MULTITASKING ) \
+           ) { \
+                _Internal_error_Occurred( \
+                                                        INTERNAL_ERROR_CORE, \
+                                                        FALSE, \
+                                                        18 /* called from wrong environment */); \
+        } \
     if ( _CORE_mutex_Seize_interrupt_trylock( _the_mutex, &_level ) ) {  \
       if ( !_wait ) { \