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optimize message pool release (#1871)

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fakeshadow 2021-01-04 21:03:46 +08:00 committed by GitHub
parent 7d632d0b7b
commit e567873326
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1 changed files with 6 additions and 4 deletions
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actix-http/src/message.rs
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@ -67,7 +67,7 @@ impl Head for RequestHead {
fn clear(&mut self) {
self.flags = Flags::empty();
self.headers.clear();
self.extensions.borrow_mut().clear();
self.extensions.get_mut().clear();
}
fn pool() -> &'static MessagePool<Self> {
@ -440,9 +440,11 @@ impl<T: Head> MessagePool<T> {
#[inline]
fn get_message(&'static self) -> Message<T> {
if let Some(mut msg) = self.0.borrow_mut().pop() {
if let Some(r) = Rc::get_mut(&mut msg) {
r.clear();
}
// Message is put in pool only when it's the last copy.
// which means it's guaranteed to be unique when popped out.
Rc::get_mut(&mut msg)
.expect("Multiple copies exist")
.clear();
Message { head: msg }
} else {
Message {