Avoid double-locking on add eviction. Fixes #936

This commit is contained in:
Ignotus Peverell 2018-04-06 18:46:07 +01:00
parent bc6342ea65
commit 33c5a9835a
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@ -87,7 +87,7 @@ impl OrphanBlockPool {
let mut heights = height_idx.keys().cloned().collect::<Vec<u64>>();
heights.sort_unstable();
for h in heights.iter().rev() {
let _ = self.remove_by_height(h);
let _ = self.remove_by_height_nolock(h);
if orphans.len() < MAX_ORPHAN_SIZE {
break;
}
@ -102,6 +102,10 @@ impl OrphanBlockPool {
fn remove_by_height(&self, height: &u64) -> Option<Vec<Orphan>> {
let mut orphans = self.orphans.write().unwrap();
let mut height_idx = self.height_idx.write().unwrap();
self.remove_by_height_nolock(height)
}
fn remove_by_height_nolock(&self, height: &u64) -> Option<Vec<Orphan>> {
height_idx
.remove(height)
.map(|hs| hs.iter().filter_map(|h| orphans.remove(h)).collect())