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fix(runtime): simplify spawn_blocking
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Berrysoft committed Dec 2, 2024
1 parent c59a0fd commit 6b5b793
Showing 1 changed file with 2 additions and 26 deletions.
28 changes: 2 additions & 26 deletions compio-runtime/src/runtime/mod.rs
Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@ use std::{
any::Any,
cell::RefCell,
collections::VecDeque,
future::{Future, poll_fn, ready},
future::{Future, ready},
io,
marker::PhantomData,
panic::AssertUnwindSafe,
Expand Down Expand Up @@ -220,31 +220,7 @@ impl Runtime {
let res = std::panic::catch_unwind(AssertUnwindSafe(f));
BufResult(Ok(0), res)
});
let closure = async move {
let mut op = op;
loop {
match self.submit(op).await {
BufResult(Ok(_), rop) => break rop.into_inner(),
BufResult(Err(_), rop) => op = rop,
}
// Possible error: thread pool is full, or failed to create notify handle.
// Push the future to the back of the queue.
let mut yielded = false;
poll_fn(|cx| {
if yielded {
Poll::Ready(())
} else {
yielded = true;
cx.waker().wake_by_ref();
Poll::Pending
}
})
.await;
}
};
// SAFETY: the closure catches the shared reference of self, which is in an Rc
// so it won't be moved.
unsafe { self.spawn_unchecked(closure) }
unsafe { self.spawn_unchecked(self.submit(op).map(|res| res.1.into_inner())) }
}

/// Attach a raw file descriptor/handle/socket to the runtime.
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