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Kernel: Preempt Single core on redudant yields.

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This commit is contained in:
Fernando Sahmkow 2020-03-10 13:13:39 -04:00
parent ebb640e968
commit 0963ff1ae9
6 changed files with 42 additions and 21 deletions
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21
src/core/hle/kernel/thread.cpp
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@ -435,28 +435,31 @@ ResultCode Thread::Sleep(s64 nanoseconds) {
return RESULT_SUCCESS;
}
ResultCode Thread::YieldSimple() {
std::pair<ResultCode, bool> Thread::YieldSimple() {
bool is_redundant = false;
{
SchedulerLock lock(kernel);
kernel.GlobalScheduler().YieldThread(this);
is_redundant = kernel.GlobalScheduler().YieldThread(this);
}
return RESULT_SUCCESS;
return {RESULT_SUCCESS, is_redundant};
}
ResultCode Thread::YieldAndBalanceLoad() {
std::pair<ResultCode, bool> Thread::YieldAndBalanceLoad() {
bool is_redundant = false;
{
SchedulerLock lock(kernel);
kernel.GlobalScheduler().YieldThreadAndBalanceLoad(this);
is_redundant = kernel.GlobalScheduler().YieldThreadAndBalanceLoad(this);
}
return RESULT_SUCCESS;
return {RESULT_SUCCESS, is_redundant};
}
ResultCode Thread::YieldAndWaitForLoadBalancing() {
std::pair<ResultCode, bool> Thread::YieldAndWaitForLoadBalancing() {
bool is_redundant = false;
{
SchedulerLock lock(kernel);
kernel.GlobalScheduler().YieldThreadAndWaitForLoadBalancing(this);
is_redundant = kernel.GlobalScheduler().YieldThreadAndWaitForLoadBalancing(this);
}
return RESULT_SUCCESS;
return {RESULT_SUCCESS, is_redundant};
}
void Thread::AddSchedulingFlag(ThreadSchedFlags flag) {