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smp: Add and use _Per_CPU_Lock_acquire()

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Add and use _Per_CPU_Lock_release().
This commit is contained in:
Sebastian Huber
2013-06-12 16:12:53 +02:00
parent f70526a761
commit a8ef3bf053
2 changed files with 12 additions and 6 deletions
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cpukit/score/include/rtems/score/percpu.h
+6
View File
@@ -268,6 +268,12 @@ void _Per_CPU_Wait_for_state(
Per_CPU_State desired_state
);
#define _Per_CPU_Lock_acquire( per_cpu, isr_cookie ) \
_SMP_lock_ISR_disable_and_acquire( &( per_cpu )->lock, isr_cookie )
#define _Per_CPU_Lock_release( per_cpu, isr_cookie ) \
_SMP_lock_Release_and_ISR_enable( &( per_cpu )->lock, isr_cookie )
#endif
/*
cpukit/score/src/smp.c
+6 -6
View File
@@ -70,10 +70,10 @@ void rtems_smp_process_interrupt( void )
ISR_Level level;
_SMP_lock_ISR_disable_and_acquire( &per_cpu->lock, level );
_Per_CPU_Lock_acquire( per_cpu, level );
message = per_cpu->message;
per_cpu->message = 0;
_SMP_lock_Release_and_ISR_enable( &per_cpu->lock, level );
_Per_CPU_Lock_release( per_cpu, level );
#if defined(RTEMS_DEBUG)
{
@@ -116,9 +116,9 @@ void _SMP_Send_message( int cpu, uint32_t message )
printk( "Send 0x%x to %d\n", message, cpu );
#endif
_SMP_lock_ISR_disable_and_acquire( &per_cpu->lock, level );
_Per_CPU_Lock_acquire( per_cpu, level );
per_cpu->message |= message;
_SMP_lock_Release_and_ISR_enable( &per_cpu->lock, level );
_Per_CPU_Lock_release( per_cpu, level );
bsp_smp_interrupt_cpu( cpu );
}
@@ -134,9 +134,9 @@ void _SMP_Broadcast_message( uint32_t message )
Per_CPU_Control *per_cpu = &_Per_CPU_Information[ cpu ];
ISR_Level level;
_SMP_lock_ISR_disable_and_acquire( &per_cpu->lock, level );
_Per_CPU_Lock_acquire( per_cpu, level );
per_cpu->message |= message;
_SMP_lock_Release_and_ISR_enable( &per_cpu->lock, level );
_Per_CPU_Lock_release( per_cpu, level );
}
}