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Check unbounded channel first when polling for subsystem mesages (#5566)

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* Prefer unbounded channel when selecting rx events

* Fix tests

* Forgotten fmt recursion

* Extract strategy functor to allow easier modifications
This commit is contained in:
Vsevolod Stakhov
2022-05-27 17:17:33 +01:00
committed by GitHub
parent 13900dfeea
commit 6fa4a0e3c7
3 changed files with 18 additions and 6 deletions
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polkadot/node/orchestra/proc-macro/src/impl_builder.rs
+4 -3
View File
@@ -605,9 +605,10 @@ pub(crate) fn impl_builder(info: &OrchestraInfo) -> proc_macro2::TokenStream {
};
let unbounded_meter = #channel_name_unbounded_rx.meter().clone();
let message_rx: SubsystemIncomingMessages< #consumes > = #support_crate ::select(
#channel_name_rx, #channel_name_unbounded_rx
// Prefer unbounded channel when selecting
let message_rx: SubsystemIncomingMessages< #consumes > = #support_crate ::select_with_strategy(
#channel_name_rx, #channel_name_unbounded_rx,
#support_crate ::select_message_channel_strategy
);
let (signal_tx, signal_rx) = #support_crate ::metered::channel(
self.signal_capacity.unwrap_or(SIGNAL_CHANNEL_CAPACITY)