keith/ForgePatch
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Park the polling thread for a bit, if we're not the one driving the task list forwards. This allows for the actual driver to work on low cpu count machines.

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Signed-off-by: cpw <cpw+github@weeksfamily.ca>
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cpw 2020-09-06 17:55:03 -04:00
parent b1f73a0760
commit cc473be332
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1 changed files with 8 additions and 6 deletions
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14
src/main/java/net/minecraftforge/fml/ModWorkManager.java
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@ -23,24 +23,26 @@ import net.minecraftforge.fml.loading.FMLConfig;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.util.concurrent.ConcurrentLinkedDeque;
import java.util.concurrent.Executor;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.ForkJoinWorkerThread;
import java.util.concurrent.*;
import java.util.concurrent.locks.LockSupport;
import static net.minecraftforge.fml.Logging.LOADING;
public class ModWorkManager {
private static final Logger LOGGER = LogManager.getLogger();
private static final long PARK_TIME = TimeUnit.MILLISECONDS.toNanos(1);
public interface DrivenExecutor extends Executor {
boolean selfDriven();
boolean driveOne();
default void drive(Runnable ticker) {
if (!selfDriven()) {
while (driveOne())
while (driveOne()) {
ticker.run();
}
} else {
// park for a bit so other threads can schedule
LockSupport.parkNanos(PARK_TIME);
}
}
}