[rtems commit] score: Disable interrupts in SMP shutdown

[Sebastian Huber]

Module:    rtems
Branch:    master
Commit:    53c84ac5e5d23aa28cbd3c4b0960938e3a963200
Changeset: http://git.rtems.org/rtems/commit/?id=53c84ac5e5d23aa28cbd3c4b0960938e3a963200

Author:    Sebastian Huber <sebastian.huber at embedded-brains.de>
Date:      Mon Aug  2 14:46:10 2021 +0200

score: Disable interrupts in SMP shutdown

---

 cpukit/score/src/smp.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/cpukit/score/src/smp.c b/cpukit/score/src/smp.c
index e98249b..26e6b79 100644
--- a/cpukit/score/src/smp.c
+++ b/cpukit/score/src/smp.c
@@ -287,6 +287,11 @@ long unsigned _SMP_Process_message(
 )
 {
   if ( ( message & SMP_MESSAGE_SHUTDOWN ) != 0 ) {
+    ISR_Level level;
+
+    _CPU_ISR_Disable( level );
+    (void) level;
+
     /* Check the state to prevent recursive shutdowns */
     if ( _Per_CPU_Get_state( cpu_self ) != PER_CPU_STATE_SHUTDOWN ) {
       _Per_CPU_Set_state( cpu_self, PER_CPU_STATE_SHUTDOWN );