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deps: replace lru with schnellru (#1217)

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* deps: replace lru with schnellru

* bring the peace to the galaxy
This commit is contained in:
ordian
2023-08-28 19:04:11 +02:00
committed by GitHub
parent 7125f65fe6
commit c168a77e26
32 changed files with 207 additions and 241 deletions
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polkadot/node/subsystem-util/src/runtime/mod.rs
+10 -15
View File
@@ -16,9 +16,7 @@
//! Convenient interface to runtime information.
use std::num::NonZeroUsize;
use lru::LruCache;
use schnellru::{ByLength, LruMap};
use parity_scale_codec::Encode;
use sp_application_crypto::AppCrypto;
@@ -58,7 +56,7 @@ pub struct Config {
pub keystore: Option<KeystorePtr>,
/// How many sessions should we keep in the cache?
pub session_cache_lru_size: NonZeroUsize,
pub session_cache_lru_size: u32,
}
/// Caching of session info.
@@ -69,10 +67,10 @@ pub struct RuntimeInfo {
///
/// We query this up to a 100 times per block, so caching it here without roundtrips over the
/// overseer seems sensible.
session_index_cache: LruCache<Hash, SessionIndex>,
session_index_cache: LruMap<Hash, SessionIndex>,
/// Look up cached sessions by `SessionIndex`.
session_info_cache: LruCache<SessionIndex, ExtendedSessionInfo>,
session_info_cache: LruMap<SessionIndex, ExtendedSessionInfo>,
/// Key store for determining whether we are a validator and what `ValidatorIndex` we have.
keystore: Option<KeystorePtr>,
@@ -101,7 +99,7 @@ impl Default for Config {
Self {
keystore: None,
// Usually we need to cache the current and the last session.
session_cache_lru_size: NonZeroUsize::new(2).expect("2 is larger than 0; qed"),
session_cache_lru_size: 2,
}
}
}
@@ -115,11 +113,8 @@ impl RuntimeInfo {
/// Create with more elaborate configuration options.
pub fn new_with_config(cfg: Config) -> Self {
Self {
session_index_cache: LruCache::new(
cfg.session_cache_lru_size
.max(NonZeroUsize::new(10).expect("10 is larger than 0; qed")),
),
session_info_cache: LruCache::new(cfg.session_cache_lru_size),
session_index_cache: LruMap::new(ByLength::new(cfg.session_cache_lru_size.max(10))),
session_info_cache: LruMap::new(ByLength::new(cfg.session_cache_lru_size)),
keystore: cfg.keystore,
}
}
@@ -139,7 +134,7 @@ impl RuntimeInfo {
None => {
let index =
recv_runtime(request_session_index_for_child(parent, sender).await).await?;
self.session_index_cache.put(parent, index);
self.session_index_cache.insert(parent, index);
Ok(index)
},
}
@@ -172,7 +167,7 @@ impl RuntimeInfo {
where
Sender: SubsystemSender<RuntimeApiMessage>,
{
if !self.session_info_cache.contains(&session_index) {
if self.session_info_cache.get(&session_index).is_none() {
let session_info =
recv_runtime(request_session_info(parent, session_index, sender).await)
.await?
@@ -181,7 +176,7 @@ impl RuntimeInfo {
let full_info = ExtendedSessionInfo { session_info, validator_info };
self.session_info_cache.put(session_index, full_info);
self.session_info_cache.insert(session_index, full_info);
}
Ok(self
.session_info_cache