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refactor: Remove wrapping cell

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k-nasa 2020-04-03 13:38:07 +09:00
parent 11ee2a8985
commit 088aa5662c
1 changed files with 7 additions and 7 deletions
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14
src/rt/runtime.rs
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@ -219,7 +219,7 @@ impl Machine {
runs = 0;
rt.quick_poll().unwrap();
let p = self.processor.lock();
let mut p = self.processor.lock();
if let Steal::Success(task) = p.steal_from_global(rt) {
p.schedule(rt, task);
}
@ -284,7 +284,7 @@ struct Processor {
worker: Worker<Runnable>,
/// Contains the next task to run as an optimization that skips the queue.
slot: Cell<Option<Runnable>>,
slot: Option<Runnable>,
}
impl Processor {
@ -292,13 +292,13 @@ impl Processor {
fn new() -> Processor {
Processor {
worker: Worker::new_fifo(),
slot: Cell::new(None),
slot: None,
}
}
/// Schedules a task to run on this processor.
fn schedule(&self, rt: &Runtime, task: Runnable) {
match self.slot.replace(Some(task)) {
fn schedule(&mut self, rt: &Runtime, task: Runnable) {
match self.slot.replace(task) {
None => {}
Some(task) => {
self.worker.push(task);
@ -308,7 +308,7 @@ impl Processor {
}
/// Flushes a task from the slot into the local queue.
fn flush_slot(&self, rt: &Runtime) {
fn flush_slot(&mut self, rt: &Runtime) {
if let Some(task) = self.slot.take() {
self.worker.push(task);
rt.notify();
@ -316,7 +316,7 @@ impl Processor {
}
/// Pops a task from this processor.
fn pop_task(&self) -> Option<Runnable> {
fn pop_task(&mut self) -> Option<Runnable> {
self.slot.take().or_else(|| self.worker.pop())
}