Make _SMP_Broadcast_message() use the function to send a message to all CPUs
except itself.
---
cpukit/score/include/rtems/score/smpimpl.h | 10 ++++++++++
cpukit/score/src/smp.c | 15 ++++++++++++---
2 files changed, 22 insertions(+), 3 deletions(-)
diff --git a/cpukit/score/include/rtems/score/smpimpl.h
b/cpukit/score/include/rtems/score/smpimpl.h
index ba16c8f..51dd34e 100644
--- a/cpukit/score/include/rtems/score/smpimpl.h
+++ b/cpukit/score/include/rtems/score/smpimpl.h
@@ -162,6 +162,16 @@ static inline void _SMP_Inter_processor_interrupt_handler(
void )
void _SMP_Send_message( uint32_t cpu_index, uint32_t message );
/**
+ * @brief Sends a SMP message to a set of processors.
+ *
+ * The sending processor may be part of the set.
+ *
+ * @param[in] cpus The set of target processors of the message.
+ * @param[in] message The message.
+ */
+void _SMP_Send_message_cpu_set( const cpu_set_t *cpus, uint32_t message );
+
+/**
* @brief Request of others CPUs.
*
* This method is invoked by RTEMS when it needs to make a request
diff --git a/cpukit/score/src/smp.c b/cpukit/score/src/smp.c
index 59448a0..f814a38 100644
--- a/cpukit/score/src/smp.c
+++ b/cpukit/score/src/smp.c
@@ -162,19 +162,28 @@ void _SMP_Send_message( uint32_t cpu_index, uint32_t
message )
_CPU_SMP_Send_interrupt( cpu_index );
}
-void _SMP_Broadcast_message( uint32_t message )
+void _SMP_Send_message_cpu_set( const cpu_set_t *cpus, uint32_t message )
{
uint32_t cpu_count = _SMP_Get_processor_count();
- uint32_t cpu_index_self = _SMP_Get_current_processor();
uint32_t cpu_index;
_Assert( _Debug_Is_thread_dispatching_allowed() );
for ( cpu_index = 0 ; cpu_index < cpu_count ; ++cpu_index ) {
- if ( cpu_index != cpu_index_self ) {
+ if ( CPU_ISSET( cpu_index, cpus ) ) {
_SMP_Send_message( cpu_index, message );
}
}
}
+void _SMP_Broadcast_message( uint32_t message )
+{
+ cpu_set_t all_cpus_except_self;
+
+ CPU_FILL( &all_cpus_except_self );
+ CPU_CLR( _SMP_Get_current_processor(), &all_cpus_except_self );
+
+ _SMP_Send_message_cpu_set( &all_cpus_except_self, message );
+}
+
SMP_Test_message_handler _SMP_Test_message_handler;
--
1.7.9.5
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