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Make fork choice write lock in to read lock

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Paul Hauner 2019-08-10 17:19:27 +10:00
parent 64a6e1475c
commit 0d4b58978c
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GPG Key ID: 303E4494BB28068C
1 changed files with 13 additions and 5 deletions
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18
eth2/lmd_ghost/src/reduced_tree.rs
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@ -111,7 +111,7 @@ where
}
fn latest_message(&self, validator_index: usize) -> Option<(Hash256, Slot)> {
self.core.write().latest_message(validator_index)
self.core.read().latest_message(validator_index)
}
}
@ -258,10 +258,10 @@ where
Ok(head_node.block_hash)
}
pub fn latest_message(&mut self, validator_index: usize) -> Option<(Hash256, Slot)> {
match self.latest_votes.get(validator_index) {
Some(v) => Some((v.hash.clone(), v.slot.clone())),
None => None,
pub fn latest_message(&self, validator_index: usize) -> Option<(Hash256, Slot)> {
match self.latest_votes.get_ref(validator_index) {
Some(Some(v)) => Some((v.hash.clone(), v.slot.clone())),
_ => None,
}
}
@ -776,6 +776,14 @@ where
&self.0[i]
}
pub fn get_ref(&self, i: usize) -> Option<&T> {
if i < self.0.len() {
Some(&self.0[i])
} else {
None
}
}
pub fn insert(&mut self, i: usize, element: T) {
self.ensure(i);
self.0[i] = element;