forked from cerc-io/plugeth
trie: handle removing the freshest node too
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parent
6380c06c65
commit
8a9c31a307
@ -475,9 +475,14 @@ func (db *Database) dereference(child common.Hash, parent common.Hash) {
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}
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if node.parents == 0 {
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// Remove the node from the flush-list
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if child == db.oldest {
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switch child {
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case db.oldest:
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db.oldest = node.flushNext
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} else {
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db.nodes[node.flushNext].flushPrev = common.Hash{}
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case db.newest:
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db.newest = node.flushPrev
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db.nodes[node.flushPrev].flushNext = common.Hash{}
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default:
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db.nodes[node.flushPrev].flushNext = node.flushNext
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db.nodes[node.flushNext].flushPrev = node.flushPrev
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}
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@ -697,9 +702,14 @@ func (db *Database) uncache(hash common.Hash) {
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return
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}
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// Node still exists, remove it from the flush-list
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if hash == db.oldest {
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switch hash {
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case db.oldest:
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db.oldest = node.flushNext
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} else {
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db.nodes[node.flushNext].flushPrev = common.Hash{}
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case db.newest:
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db.newest = node.flushPrev
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db.nodes[node.flushPrev].flushNext = common.Hash{}
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default:
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db.nodes[node.flushPrev].flushNext = node.flushNext
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db.nodes[node.flushNext].flushPrev = node.flushPrev
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}
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