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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-18 13:30:28 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-19 09:59:42 +0100 |
| commit | c4ff0271e7dec5501e7a59294716a26fd53cd927 (patch) | |
| tree | 18b110cb2006334a3623e297145c55a0d4452677 | |
| parent | score: Initialize per-CPU locks (diff) | |
| download | rtems-c4ff0271e7dec5501e7a59294716a26fd53cd927.tar.bz2 | |
score: Wait for per-CPU state changes later
Wait for per-CPU changes into PER_CPU_STATE_READY_TO_BEGIN_MULTITASKING
later. There is no need to delay the initialization of the main
processor at this point.
| -rw-r--r-- | cpukit/score/src/smp.c | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/cpukit/score/src/smp.c b/cpukit/score/src/smp.c index 5e098e645a..1353d14543 100644 --- a/cpukit/score/src/smp.c +++ b/cpukit/score/src/smp.c @@ -46,15 +46,6 @@ void _SMP_Handler_initialize( void ) max_cpus = _CPU_SMP_Initialize( max_cpus ); _SMP_Processor_count = max_cpus; - - for ( cpu = 1 ; cpu < max_cpus; ++cpu ) { - const Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu ); - - _Per_CPU_Wait_for_state( - per_cpu, - PER_CPU_STATE_READY_TO_BEGIN_MULTITASKING - ); - } } void _SMP_Start_multitasking_on_secondary_processor( void ) @@ -149,6 +140,11 @@ void _SMP_Request_other_cores_to_perform_first_context_switch( void ) Per_CPU_Control *per_cpu = _Per_CPU_Get_by_index( cpu ); if ( cpu != self ) { + _Per_CPU_Wait_for_state( + per_cpu, + PER_CPU_STATE_READY_TO_BEGIN_MULTITASKING + ); + _Per_CPU_Change_state( per_cpu, PER_CPU_STATE_BEGIN_MULTITASKING ); } } |