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Unregister fds in kill #245

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Unregister fds in kill #245

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67 changes: 49 additions & 18 deletions src/io.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -201,30 +201,61 @@ trait IoLoopInner {

impl<Data> IoLoopInner for LoopInner<'_, Data> {
unsafe fn register(&self, dispatcher: &RefCell<IoDispatcher>) -> crate::Result<()> {
let disp = dispatcher.borrow();
self.poll.borrow_mut().register(
unsafe { BorrowedFd::borrow_raw(disp.fd) },
Interest::EMPTY,
Mode::OneShot,
disp.token.expect("No token for IO dispatcher"),
)
let result = {
let disp = dispatcher.borrow();
self.poll.borrow_mut().register(
unsafe { BorrowedFd::borrow_raw(disp.fd) },
Interest::EMPTY,
Mode::OneShot,
disp.token.expect("No token for IO dispatcher"),
)
};

if result.is_ok() {
dispatcher.borrow_mut().is_registered = true
}

result
}

fn reregister(&self, dispatcher: &RefCell<IoDispatcher>) -> crate::Result<()> {
let disp = dispatcher.borrow();
self.poll.borrow_mut().reregister(
unsafe { BorrowedFd::borrow_raw(disp.fd) },
disp.interest,
Mode::OneShot,
disp.token.expect("No token for IO dispatcher"),
)
let result = {
let disp = dispatcher.borrow();
self.poll.borrow_mut().reregister(
unsafe { BorrowedFd::borrow_raw(disp.fd) },
disp.interest,
Mode::OneShot,
disp.token.expect("No token for IO dispatcher"),
)
};

if result.is_ok() {
dispatcher.borrow_mut().is_registered = true;
}

result
}

fn kill(&self, dispatcher: &RefCell<IoDispatcher>) {
let token = dispatcher
.borrow()
.token
.expect("No token for IO dispatcher");
let (token, fd, registered) = {
let disp = dispatcher.borrow();
(
disp.token.expect("No token for IO dispatcher"),
disp.fd,
disp.is_registered,
)
};

if registered
&& self
.poll
.borrow_mut()
.unregister(unsafe { BorrowedFd::borrow_raw(fd) })
.is_ok()
{
dispatcher.borrow_mut().is_registered = false;
}

if let Ok(slot) = self.sources.borrow_mut().get_mut(token.inner) {
slot.source = None;
}
Expand Down