diff options
Diffstat (limited to 'cpukit/rtems/src/taskmode.c')
| -rw-r--r-- | cpukit/rtems/src/taskmode.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/cpukit/rtems/src/taskmode.c b/cpukit/rtems/src/taskmode.c index 7f26bff14e..3e7ebe9d20 100644 --- a/cpukit/rtems/src/taskmode.c +++ b/cpukit/rtems/src/taskmode.c @@ -43,22 +43,22 @@ rtems_status_code rtems_task_mode( if ( !previous_mode_set ) return RTEMS_INVALID_ADDRESS; -#if defined( RTEMS_SMP ) - /* - * When in SMP, you cannot disable preemption for a thread or - * alter its interrupt level. It must be fully preemptible with - * all interrupts enabled. - */ - if ( rtems_configuration_is_smp_enabled() ) { - if ( mask & RTEMS_PREEMPT_MASK ) { - if ( !_Modes_Is_preempt( mode_set ) ) { - return RTEMS_NOT_IMPLEMENTED; - } - } +#if defined(RTEMS_SMP) + if ( + ( mask & RTEMS_PREEMPT_MASK ) != 0 + && !_Modes_Is_preempt( mode_set ) + && rtems_configuration_is_smp_enabled() + ) { + return RTEMS_NOT_IMPLEMENTED; + } +#endif - if ( mask & RTEMS_INTERRUPT_MASK ) { - return RTEMS_NOT_IMPLEMENTED; - } +#if defined(RTEMS_SMP) + if ( + ( mask & RTEMS_INTERRUPT_MASK ) != 0 + && rtems_configuration_is_smp_enabled() + ) { + return RTEMS_NOT_IMPLEMENTED; } #endif |