From 3a5dbdca1b37bacc18fe61701530d28c6f1254ee Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Mon, 31 Jul 1995 22:22:38 +0000
Subject: Switched to events for mp receive server and eliminated the special
 blocking mechanism for it.

---
 cpukit/score/include/rtems/score/mppkt.h    |  2 +-
 cpukit/score/include/rtems/score/threadmp.h | 20 ---------
 cpukit/score/src/thread.c                   |  3 +-
 cpukit/score/src/threadmp.c                 | 70 -----------------------------
 4 files changed, 3 insertions(+), 92 deletions(-)

(limited to 'cpukit/score')

diff --git a/cpukit/score/include/rtems/score/mppkt.h b/cpukit/score/include/rtems/score/mppkt.h
index e0cf6b1967..4e72d6930a 100644
--- a/cpukit/score/include/rtems/score/mppkt.h
+++ b/cpukit/score/include/rtems/score/mppkt.h
@@ -38,7 +38,7 @@ extern "C" {
 
 typedef enum {
   RTEMS_MP_PACKET_INTERNAL_THREADS = 0,
-  RTEMS_MP_PACKET_TASKS      = 1,
+  RTEMS_MP_PACKET_TASKS            = 1,
   RTEMS_MP_PACKET_MESSAGE_QUEUE    = 2,
   RTEMS_MP_PACKET_SEMAPHORE        = 3,
   RTEMS_MP_PACKET_PARTITION        = 4,
diff --git a/cpukit/score/include/rtems/score/threadmp.h b/cpukit/score/include/rtems/score/threadmp.h
index c6e8252030..db94a65d78 100644
--- a/cpukit/score/include/rtems/score/threadmp.h
+++ b/cpukit/score/include/rtems/score/threadmp.h
@@ -89,26 +89,6 @@ Thread_Control *_Thread_MP_Find_proxy (
   Objects_Id the_id
 );
 
-/*
- *  _Thread_MP_Block
- *
- *  DESCRIPTION:
- *
- *  This routine blocks the MP Receive server thread.
- */
-
-void _Thread_MP_Block( void );
-
-/*
- *  _Thread_MP_Ready
- *
- *  DESCRIPTION:
- *
- *  This routine readies the MP Receive server thread.
- */
-
-void _Thread_MP_Ready( void );
-
 /*
  *  The following is used to determine when the multiprocessing receive
  *  thread is executing so that a proxy can be allocated instead of
diff --git a/cpukit/score/src/thread.c b/cpukit/score/src/thread.c
index a181780e52..9c9a7691c8 100644
--- a/cpukit/score/src/thread.c
+++ b/cpukit/score/src/thread.c
@@ -316,7 +316,8 @@ void _Thread_Clear_state(
 
       if ( the_thread->current_priority < _Thread_Heir->current_priority ) {
         _Thread_Heir = the_thread;
-        if ( _Modes_Is_preempt( _Thread_Executing->current_modes ) )
+        if ( _Modes_Is_preempt( _Thread_Executing->current_modes ) ||
+             the_thread->current_priority == 0 )
           _Context_Switch_necessary = TRUE;
       }
     }
diff --git a/cpukit/score/src/threadmp.c b/cpukit/score/src/threadmp.c
index 5d352e2d25..f2b78cd8cd 100644
--- a/cpukit/score/src/threadmp.c
+++ b/cpukit/score/src/threadmp.c
@@ -157,73 +157,3 @@ restart:
   _ISR_Enable( level );
   return NULL;
 }
-
-/*PAGE
- *
- *  _Thread_MP_Block
- *
- */
-
-void _Thread_MP_Block( void )
-{
-  ISR_Level   level;
-
-  _ISR_Disable( level );
-
-    if ( _Thread_MP_Receive->Notepads[ 0 ] != 0 ) {
-      _Priority_Remove_from_bit_map( &_Thread_MP_Receive->Priority_map );
-
-      _Thread_MP_Receive->current_state = STATES_SUSPENDED;
-
-      _ISR_Flash( level );
-
-      _Thread_Calculate_heir();
-
-      _Context_Switch_necessary = TRUE;
-
-      _ISR_Enable( level );
-
-      _Thread_Dispatch_disable_level = 0;
-
-      _Thread_Dispatch();
-
-      return;
-
-    }
-  _ISR_Enable( level );
-
-}
-
-/*PAGE
- *
- *  _Thread_MP_Ready
- *
- */
-
-void _Thread_MP_Ready( void )
-{
-  ISR_Level   level;
-
-  _ISR_Disable( level );
-
-    if ( _States_Is_suspended( _Thread_MP_Receive->current_state ) ) {
-      _Priority_Add_to_bit_map( &_Thread_MP_Receive->Priority_map );
-
-      _Thread_MP_Receive->current_state = STATES_READY;
-
-      _Thread_Heir = _Thread_MP_Receive;
-
-      _Context_Switch_necessary = TRUE;
-
-      _ISR_Enable( level );
-
-      if ( _Thread_Is_dispatching_enabled() )
-        _Thread_Dispatch();
-
-    } else {
-
-      _Thread_MP_Receive->Notepads[ 0 ] = 0;
-      _ISR_Enable( level );
-
-    }
-}
-- 
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