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2011-04-22 Joel Sherrill <joel.sherrill@oarcorp.com>

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PR 1782/cpukit
	* score/include/rtems/score/thread.h: Disable deferred FPU context
	switches when SMP is enabled. Per code tracking of deferred contexts
	is not implemented.
This commit is contained in:
Joel Sherrill
2011-04-22 17:54:31 +00:00
parent 4802bfabc8
commit f78831f13b
2 changed files with 16 additions and 0 deletions
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7
cpukit/ChangeLog
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@@ -1,3 +1,10 @@
2011-04-22 Joel Sherrill <joel.sherrill@oarcorp.com>
PR 1782/cpukit
* score/include/rtems/score/thread.h: Disable deferred FPU context
switches when SMP is enabled. Per code tracking of deferred contexts
is not implemented.
2011-04-21 Jennifer Averett <Jennifer.Averett@OARcorp.com 2011-04-21 Jennifer Averett <Jennifer.Averett@OARcorp.com
PR 1777/cpukit PR 1777/cpukit

9
cpukit/score/include/rtems/score/thread.h
View File

@@ -58,6 +58,15 @@
#define __THREAD_DO_NOT_INLINE_ENABLE_DISPATCH__ #define __THREAD_DO_NOT_INLINE_ENABLE_DISPATCH__
#endif #endif
/*
* Deferred floating point context switches are not currently
* supported when in SMP configuration.
*/
#if defined(RTEMS_SMP)
#undef CPU_USE_DEFERRED_FP_SWITCH
#define CPU_USE_DEFERRED_FP_SWITCH FALSE
#endif
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif