change log for rtems (2011-04-22)

Gedare Bloom gedare at gwmail.gwu.edu
Sat Apr 23 17:45:18 UTC 2011


typo: core instead of code

On Fri, Apr 22, 2011 at 2:11 PM, rtems-vc at rtems.org <rtems-vc at rtems.org>wrote:

>   *joel*
>
> 2011-04-22	Joel Sherrill <joel.sherrill at 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.
>
> M<http://www.rtems.com/cgi-bin/viewcvs.cgi//rtems/cpukit/ChangeLog.diff?r1=text&tr1=1.2803&r2=text&tr2=1.2804&diff_format=h>
> 1.2804cpukit/ChangeLog M<http://www.rtems.com/cgi-bin/viewcvs.cgi//rtems/cpukit/score/include/rtems/score/thread.h.diff?r1=text&tr1=1.101&r2=text&tr2=1.102&diff_format=h>
> 1.102cpukit/score/include/rtems/score/thread.h
>
> diff -u rtems/cpukit/ChangeLog:1.2803 rtems/cpukit/ChangeLog:1.2804
> --- rtems/cpukit/ChangeLog:1.2803	Thu Apr 21 14:05:14 2011
> +++ rtems/cpukit/ChangeLog	Fri Apr 22 12:54:31 2011@@ -1,3 +1,10 @@+2011-04-22	Joel Sherrill <joel.sherrill at 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 at OARcorp.com
>
>  	PR 1777/cpukit
> diff -u rtems/cpukit/score/include/rtems/score/thread.h:1.101 rtems/cpukit/score/include/rtems/score/thread.h:1.102
> --- rtems/cpukit/score/include/rtems/score/thread.h:1.101	Thu Apr 21 14:05:14 2011
> +++ rtems/cpukit/score/include/rtems/score/thread.h	Fri Apr 22 12:54:31 2011@@ -58,6 +58,15 @@   #define __THREAD_DO_NOT_INLINE_ENABLE_DISPATCH__
>  #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
>  extern "C" {
>  #endif
>
>
>   *joel*
>
> 2011-04-22	Joel Sherrill <joel.sherrill at oarcorp.com>
>
> 	PR 1782/cpukit
> 	* porting/taskcontext.t: Disable deferred FPU context switches when SMP
> 	is enabled. Per code tracking of deferred contexts is not
> 	implemented.
>
> M<http://www.rtems.com/cgi-bin/viewcvs.cgi//rtems/doc/ChangeLog.diff?r1=text&tr1=1.305&r2=text&tr2=1.306&diff_format=h>
> 1.306doc/ChangeLog M<http://www.rtems.com/cgi-bin/viewcvs.cgi//rtems/doc/porting/taskcontext.t.diff?r1=text&tr1=1.7&r2=text&tr2=1.8&diff_format=h>
> 1.8doc/porting/taskcontext.t
>
> diff -u rtems/doc/ChangeLog:1.305 rtems/doc/ChangeLog:1.306
> --- rtems/doc/ChangeLog:1.305	Thu Apr  7 11:50:35 2011
> +++ rtems/doc/ChangeLog	Fri Apr 22 12:54:37 2011@@ -1,3 +1,10 @@+2011-04-22	Joel Sherrill <joel.sherrill at oarcorp.com>
> +
> +	PR 1782/cpukit
> +	* porting/taskcontext.t: Disable deferred FPU context switches when SMP
> +	is enabled. Per code tracking of deferred contexts is not
> +	implemented.
> + 2011-04-07	Joel Sherrill <joel.sherrill at oarcorp.com>
>
>  	* rtems_footer.html.in, common/cpright.texi: Update dates in copyright.
> diff -u rtems/doc/porting/taskcontext.t:1.7 rtems/doc/porting/taskcontext.t:1.8
> --- rtems/doc/porting/taskcontext.t:1.7	Thu Jan 17 15:47:45 2002
> +++ rtems/doc/porting/taskcontext.t	Fri Apr 22 12:54:38 2011@@ -401,6 +401,9 @@ #define CPU_USE_DEFERRED_FP_SWITCH       TRUE
>  @end example
>  +Note that currently, when in SMP configuration, deferred floating point
> +context switching is unavailable.
> + @subsection Floating Point Context Data Structure
>
>  The Context_Control_fp contains the per task information for the floating
>
>
>
> --
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> bernie at develer.com>
>
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