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update back-references more aggressively after answering from cache (#7578)

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Robert Habermeier 2018-01-17 09:45:36 +01:00 committed by Marek Kotewicz
parent 7aeb6c5b5f
commit c7aed335ce
1 changed files with 7 additions and 0 deletions
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7
ethcore/light/src/on_demand/mod.rs
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@ -90,7 +90,14 @@ impl Pending {
match self.requests[idx].respond_local(cache) { match self.requests[idx].respond_local(cache) {
Some(response) => { Some(response) => {
self.requests.supply_response_unchecked(&response); self.requests.supply_response_unchecked(&response);
// update header and back-references after each from-cache
// response to ensure that the requests are left in a consistent
// state and increase the likelihood of being able to answer
// the next request from cache.
self.update_header_refs(idx, &response); self.update_header_refs(idx, &response);
self.fill_unanswered();
self.responses.push(response); self.responses.push(response);
} }
None => break, None => break,