Fix when_known not notified (#2201)

* Fix `when_known` not notified * PR number * Update CHANGELOG Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>
paritytech · Apr 4, 2022 · 1baa69b · 1baa69b
1 parent 2130817
commit 1baa69b
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diff --git a/bin/light-base/src/runtime_service.rs b/bin/light-base/src/runtime_service.rs
@@ -1100,6 +1100,10 @@ async fn run_background<TPlat: Platform>(
                     }
                 }
 
+                if let GuardedInner::FinalizedBlockRuntimeUnknown { when_known, .. } = &lock.tree {
+                    when_known.notify(usize::max_value());
+                }
+
                 lock.tree = GuardedInner::FinalizedBlockRuntimeKnown {
                     all_blocks_subscriptions: hashbrown::HashMap::with_capacity_and_hasher(
                         32,

diff --git a/bin/wasm-node/CHANGELOG.md b/bin/wasm-node/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+### Fixed
+
+- Fix regression introduced in version 0.6.11 causing some JSON-RPC functions to never produce a result if they were sent before the runtime of the chain has been downloaded. ([#2201](https://github.com/paritytech/smoldot/pull/2201))
+
 ## 0.6.11 - 2022-03-31
 
 ### Fixed