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| author | Glenn Humphrey <glenn.humphrey@oarcorp.com> | 2009-12-11 22:03:35 +0000 |
|---|---|---|
| committer | Glenn Humphrey <glenn.humphrey@oarcorp.com> | 2009-12-11 22:03:35 +0000 |
| commit | 33bdd10ef2b2a31c979afd90bdab8f143782114c (patch) | |
| tree | 00ac7d1b23c55dd6d30bc6a5ccef1fe72d4a99e6 | |
| parent | 2009-12-10 Joel Sherrill <joel.sherrill@OARcorp.com> (diff) | |
| download | rtems-33bdd10ef2b2a31c979afd90bdab8f143782114c.tar.bz2 | |
2009-12-11 Glenn Humphrey <glenn.humphrey@OARcorp.com>
PR 1481/cpukit
* rtems/src/ratemonperiod.c: Moved check for cpu usage being smaller
than when period initiated.
| -rw-r--r-- | cpukit/ChangeLog | 6 | ||||
| -rw-r--r-- | cpukit/rtems/src/ratemonperiod.c | 8 |
2 files changed, 10 insertions, 4 deletions
diff --git a/cpukit/ChangeLog b/cpukit/ChangeLog index 6d30ef8206..e59a645a07 100644 --- a/cpukit/ChangeLog +++ b/cpukit/ChangeLog @@ -1,3 +1,9 @@ +2009-12-11 Glenn Humphrey <glenn.humphrey@OARcorp.com> + + PR 1481/cpukit + * rtems/src/ratemonperiod.c: Moved check for cpu usage being smaller + than when period initiated. + 2009-12-10 Joel Sherrill <joel.sherrill@OARcorp.com> PR 1482 diff --git a/cpukit/rtems/src/ratemonperiod.c b/cpukit/rtems/src/ratemonperiod.c index 4ce1cab7f6..2387da0c31 100644 --- a/cpukit/rtems/src/ratemonperiod.c +++ b/cpukit/rtems/src/ratemonperiod.c @@ -135,16 +135,16 @@ void _Rate_monotonic_Update_statistics( /* Grab CPU usage when the thread got switched in */ used = _Thread_Executing->cpu_time_used; - /* partial period, cpu usage info reset while executing. Throw away */ - if (_Timespec_Less_than( &used, &the_period->owner_executed_at_period)) - return; - /* How much time time since last context switch */ _Timespec_Subtract(&_Thread_Time_of_last_context_switch, &uptime, &ran); /* executed += ran */ _Timespec_Add_to( &used, &ran ); + /* partial period, cpu usage info reset while executing. Throw away */ + if (_Timespec_Less_than( &used, &the_period->owner_executed_at_period)) + return; + /* executed = current cpu usage - value at start of period */ _Timespec_Subtract( &the_period->owner_executed_at_period, &used, &executed |