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disable scheduler interrupt pausing, no preemption

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Christoph Urlacher
2022-07-04 17:07:18 +02:00
parent 16f814bfcf
commit e2e2c4545e
1 changed files with 2 additions and 2 deletions
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4
c_os/kernel/threads/Scheduler.cc
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@ -116,7 +116,7 @@ void Scheduler::yield() {
/* hier muss Code eingefuegt werden */ /* hier muss Code eingefuegt werden */
// Thread-Wechsel durch PIT verhindern // Thread-Wechsel durch PIT verhindern
cpu.disable_int (); // cpu.disable_int ();
// When only one thread exists (IdleThread) it can't yield as the readyqueue becomes empty // When only one thread exists (IdleThread) it can't yield as the readyqueue becomes empty
// and this is not handled anywhere else // and this is not handled anywhere else
@ -130,7 +130,7 @@ void Scheduler::yield() {
this->dispatch(next); this->dispatch(next);
// Thread-Wechsel durch PIT jetzt wieder erlauben // Thread-Wechsel durch PIT jetzt wieder erlauben
cpu.enable_int (); // cpu.enable_int ();
} }
/***************************************************************************** /*****************************************************************************