Samuka007/asterinas
1
0
Fork 0
mirror of https://github.com/asterinas/asterinas.git synced 2025-06-27 03:13:23 +00:00
Code Issues Packages Projects Releases Wiki Activity

Remove dead (un)register_observer methods

Browse Source
This commit is contained in:
Ruihan Li
2024-11-15 00:53:45 +08:00
committed by Tate, Hongliang Tian
parent b88675c4e9
commit 5450d0bd71
2 changed files with 1 additions and 45 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
kernel/src/process/signal/poll.rs
View File

@ -64,34 +64,6 @@ impl Pollee {
poller.pollees.push(Arc::downgrade(&self.inner));
}
/// Register an IoEvents observer.
///
/// A registered observer will get notified (through its `on_events` method)
/// every time new events specified by the `mask` argument happen on the
/// pollee (through the `add_events` method).
///
/// If the given observer has already been registered, then its registered
/// event mask will be updated.
///
/// Note that the observer will always get notified of the events in
/// `IoEvents::ALWAYS_POLL` regardless of the value of `mask`.
pub fn register_observer(&self, observer: Weak<dyn Observer<IoEvents>>, mask: IoEvents) {
let mask = mask | IoEvents::ALWAYS_POLL;
self.inner.subject.register_observer(observer, mask);
}
/// Unregister an IoEvents observer.
///
/// If such an observer is found, then the registered observer will be
/// removed from the pollee and returned as the return value. Otherwise,
/// a `None` will be returned.
pub fn unregister_observer(
&self,
observer: &Weak<dyn Observer<IoEvents>>,
) -> Option<Weak<dyn Observer<IoEvents>>> {
self.inner.subject.unregister_observer(observer)
}
/// Add some events to the pollee's state.
///
/// This method wakes up all registered pollers that are interested in