Add address environment support to ALL implementatins of up_release_pending()

1 files changed, 13 insertions, 2 deletions

diff --git a/nuttx/arch/z80/src/common/up_releasepending.c b/nuttx/arch/z80/src/common/up_releasepending.c
index 6acc6f760..99771609e 100644
--- a/nuttx/arch/z80/src/common/up_releasepending.c
+++ b/nuttx/arch/z80/src/common/up_releasepending.c
@@ -1,7 +1,7 @@
 /****************************************************************************
  * arch/z80/src/common/up_releasepending.c
  *
- *   Copyright (C) 2007-2009 Gregory Nutt. All rights reserved.
+ *   Copyright (C) 2007-2009, 2014 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <gnutt@nuttx.org>
  *
  * Redistribution and use in source and binary forms, with or without
@@ -47,6 +47,7 @@
 #include "chip/chip.h"
 #include "chip/switch.h"
 #include "sched/sched.h"
+#include "group/group.h"
 #include "up_internal.h"
 
 /****************************************************************************
@@ -108,7 +109,8 @@ void up_release_pending(void)
           slldbg("New Active Task TCB=%p\n", rtcb);
 
           /* Then setup so that the context will be performed on exit
-           * from the interrupt.
+           * from the interrupt.  Any necessary address environment
+           * changes will be made when the interrupt returns.
            */
 
           SET_IRQCONTEXT(rtcb);
@@ -129,6 +131,15 @@ void up_release_pending(void)
           rtcb = (FAR struct tcb_s*)g_readytorun.head;
           slldbg("New Active Task TCB=%p\n", rtcb);
 
+#ifdef CONFIG_ARCH_ADDRENV
+          /* Make sure that the address environment for the previously
+           * running task is closed down gracefully (data caches dump,
+           * MMU flushed) and set up the address environment for the new
+           * thread at the head of the ready-to-run list.
+           */
+
+          (void)group_addrenv(rtcb);
+#endif
           /* Then switch contexts */
 
           RESTORE_USERCONTEXT(rtcb);