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Use Arc<Deterministic> to understand which await points are parking

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This commit is contained in:
Antonio Scandurra 2022-06-22 17:39:34 +02:00
parent 62521531a6
commit 9b521d6097
2 changed files with 27 additions and 13 deletions
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17
crates/gpui/src/executor.rs
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@ -366,6 +366,14 @@ impl Deterministic {
self.state.lock().now = new_now;
}
pub fn start_waiting(&self) {
self.state.lock().waiting_backtrace = Some(backtrace::Backtrace::new_unresolved());
}
pub fn finish_waiting(&self) {
self.state.lock().waiting_backtrace.take();
}
pub fn forbid_parking(&self) {
use rand::prelude::*;
@ -500,10 +508,7 @@ impl Foreground {
#[cfg(any(test, feature = "test-support"))]
pub fn start_waiting(&self) {
match self {
Self::Deterministic { executor, .. } => {
executor.state.lock().waiting_backtrace =
Some(backtrace::Backtrace::new_unresolved());
}
Self::Deterministic { executor, .. } => executor.start_waiting(),
_ => panic!("this method can only be called on a deterministic executor"),
}
}
@ -511,9 +516,7 @@ impl Foreground {
#[cfg(any(test, feature = "test-support"))]
pub fn finish_waiting(&self) {
match self {
Self::Deterministic { executor, .. } => {
executor.state.lock().waiting_backtrace.take();
}
Self::Deterministic { executor, .. } => executor.finish_waiting(),
_ => panic!("this method can only be called on a deterministic executor"),
}
}