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Diffstat (limited to '')
| -rw-r--r-- | cpukit/sapi/src/exinit.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/cpukit/sapi/src/exinit.c b/cpukit/sapi/src/exinit.c index 54e44515d3..196c9be576 100644 --- a/cpukit/sapi/src/exinit.c +++ b/cpukit/sapi/src/exinit.c @@ -30,6 +30,7 @@ #include <rtems/score/heap.h> #include <rtems/score/interr.h> #include <rtems/score/isr.h> +#include <rtems/score/percpudata.h> #include <rtems/score/priority.h> #include <rtems/score/schedulerimpl.h> #include <rtems/score/smpimpl.h> @@ -57,6 +58,18 @@ _Objects_Information_table[ OBJECTS_APIS_LAST + 1 ] = { &_POSIX_Objects[ 0 ] }; +RTEMS_LINKER_RWSET( + _Per_CPU_Data, +#if defined(RTEMS_SMP) + /* + * In SMP configurations, prevent false cache line sharing of per-processor + * data with a proper alignment. + */ + RTEMS_ALIGNED( CPU_CACHE_LINE_BYTES ) +#endif + char +); + static void rtems_initialize_data_structures(void) { /* |