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Fix deadlock in subscriber undeclaration #1649

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merged 4 commits into from
Dec 10, 2024
Merged

Fix deadlock in subscriber undeclaration #1649

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59c04bf
Fix deadlock
oteffahi Dec 10, 2024
86fcca0
Only update matching listener status for last remote subscriber
oteffahi Dec 10, 2024
80a740f
Remove unnecessary drop after changes
oteffahi Dec 10, 2024
f90245a
Add unit test for undeclare deadlock
oteffahi Dec 10, 2024
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30 changes: 20 additions & 10 deletions zenoh/src/api/session.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1574,19 +1574,29 @@ impl SessionInner {
},
}),
});
#[cfg(feature = "unstable")]
{
let state = zread!(self.state);
self.update_matching_status(
&state,
&sub_state.key_expr,
MatchingStatusType::Subscribers,
false,
)
}
}
} else {
drop(state);
}
#[cfg(feature = "unstable")]
{
let state = zread!(self.state);
self.update_matching_status(
&state,
&sub_state.key_expr,
MatchingStatusType::Subscribers,
false,
)
#[cfg(feature = "unstable")]
{
let state = zread!(self.state);
self.update_matching_status(
&state,
&sub_state.key_expr,
MatchingStatusType::Subscribers,
false,
)
}
}
}
SubscriberKind::LivelinessSubscriber => {
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