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Code Issues Releases Activity

PiOS.posix: bug fix in new scheduler emergency handler

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git-svn-id: svn://svn.openpilot.org/OpenPilot/trunk@1038 ebee16cc-31ac-478f-84a7-5cbb03baadba
This commit is contained in:
corvus 2010-07-07 13:09:42 +00:00 committed by corvus
parent 447be5c0a0
commit 034d66197b
1 changed files with 12 additions and 6 deletions
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18
flight/PiOS.posix/posix/Libraries/FreeRTOS/Source/portable/GCC/Posix/corvuscorax/port_with-debugging-output.c
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@ -400,7 +400,7 @@ portLONG lIndex;
* (needed for cygwin - but should work on all)
*/
if (iSignal==SIG_TICK) {
if (xGeneralFuckedUpIndicator!=0) {
if (xGeneralFuckedUpIndicator!=0 && hActiveThread!=hRequestedThread) {
fuckedUpCount++;
if (fuckedUpCount>10) {
fuckedUpCount=0;
@ -1051,16 +1051,22 @@ struct tms xTimes;
void prvResolveFuckup( void )
{
printf("Scheduler fucked up again - lets try to fix it...\n");
printf("sending sig_suspend to thread that is supposed to be dead...\n");
(void)pthread_mutex_lock ( &xSuspendResumeThreadMutex);
if (hActiveThread == hRequestedThread) {
debug_printf("emergency handler started - but not needed - returning\n");
return;
}
printf("\nScheduler fucked up again - lets try to fix it...\n");
printf("\nsending sig_suspend to thread that is supposed to be dead...\n");
prvSuspendThread(hActiveThread);
printf("acquire running lock...");
printf("\nacquire running lock...\n");
if ( 0 == pthread_mutex_lock( &xRunningThreadMutex) ) {
printf("sending sig_resume to thread that is supposed to be running...\n");
printf("\nsending sig_resume to thread that is supposed to be running...\n");
prvResumeThread(hRequestedThread);
printf("giving up mutex...\n");
printf("\ngiving up mutex...\n");
(void)pthread_mutex_unlock(&xRunningThreadMutex);
}
(void)pthread_mutex_unlock ( &xSuspendResumeThreadMutex);
}
/*-----------------------------------------------------------*/