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improvement on peer lock for ping/pong (#1668)

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* peer lock optimization for ping/pong
* is_banned peer lock use read lock instead of write
This commit is contained in:
Gary Yu 2018-10-07 08:00:53 +08:00 committed by GitHub
parent 60ef7268ba
commit a37f7bbcab
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 8 additions and 3 deletions
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11
p2p/src/peers.rs
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@ -656,8 +656,13 @@ impl NetAdapter for Peers {
);
}
if diff.to_num() > 0 {
if let Some(peer) = self.get_connected_peer(&addr) {
if let Some(peer) = self.get_connected_peer(&addr) {
let (prev_diff, prev_height) = {
let peer = peer.read().unwrap();
(peer.info.total_difficulty, peer.info.height)
};
if diff != prev_diff || height != prev_height {
let mut peer = peer.write().unwrap();
peer.info.total_difficulty = diff;
peer.info.height = height;
@ -667,7 +672,7 @@ impl NetAdapter for Peers {
fn is_banned(&self, addr: SocketAddr) -> bool {
if let Some(peer) = self.get_connected_peer(&addr) {
let peer = peer.write().unwrap();
let peer = peer.read().unwrap();
peer.is_banned()
} else {
false