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More threading fixes

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This commit is contained in:
wheremyfoodat 2023-08-01 23:45:43 +03:00
parent 7047bf6ec8
commit 65de2637ae
3 changed files with 24 additions and 15 deletions
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17
src/core/kernel/threads.cpp
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@ -178,6 +178,7 @@ void Kernel::releaseMutex(Mutex* moo) {
// If the lock count reached 0 then the thread no longer owns the mootex and it can be given to a new one
if (moo->lockCount == 0) {
moo->locked = false;
if (moo->waitlist != 0) {
int index = wakeupOneThread(moo->waitlist, moo->handle); // Wake up one thread and get its index
moo->waitlist ^= (1ull << index); // Remove thread from waitlist
@ -338,10 +339,20 @@ void Kernel::wakeupAllThreads(u64 waitlist, Handle handle) {
void Kernel::sleepThread(s64 ns) {
if (ns < 0) {
Helpers::panic("Sleeping a thread for a negative amount of ns");
} else if (ns == 0) { // Used when we want to force a thread switch
requireReschedule();
} else { // If we're sleeping for > 0 ns
} else if (ns == 0) {
// TODO: This is garbage, absolutely not getting merged
Thread& t = threads[currentThreadIndex];
t.status = ThreadStatus::Dead;
auto nextThreadIndex = getNextThread();
t.status = ThreadStatus::Ready;
if (nextThreadIndex.has_value()) {
switchThread(nextThreadIndex.value());
}
} else { // If we're sleeping for >= 0 ns
Thread& t = threads[currentThreadIndex];
t.status = ThreadStatus::WaitSleep;
t.waitingNanoseconds = ns;
t.sleepTick = cpu.getTicks();