add <T> through accounts index (#19852)

runtime/src/accounts_index.rs

@@ -48,7 +48,9 @@ pub type AccountMap<V> = InMemAccountsIndex<V>;
 
 pub(crate) type AccountMapEntry<T> = Arc<AccountMapEntryInner<T>>;
 
-pub trait IsCached: 'static + Clone + Debug + PartialEq + ZeroLamport + Copy + Default {
+pub trait IsCached:
+    'static + Clone + Debug + PartialEq + ZeroLamport + Copy + Default + Sync + Send
+{
     fn is_cached(&self) -> bool;
 }
 
@@ -694,7 +696,7 @@ pub struct AccountsIndex<T: IsCached> {
     // scanning the fork with that Bank at the tip is no longer possible.
     pub removed_bank_ids: Mutex<HashSet<BankId>>,
 
-    storage: AccountsIndexStorage,
+    storage: AccountsIndexStorage<T>,
 }
 
 impl<T: IsCached> AccountsIndex<T> {
@@ -725,7 +727,11 @@ impl<T: IsCached> AccountsIndex<T> {
 
     fn allocate_accounts_index(
         config: Option<AccountsIndexConfig>,
-    ) -> (LockMapType<T>, PubkeyBinCalculator16, AccountsIndexStorage) {
+    ) -> (
+        LockMapType<T>,
+        PubkeyBinCalculator16,
+        AccountsIndexStorage<T>,
+    ) {
         let bins = config
             .and_then(|config| config.bins)
             .unwrap_or(BINS_DEFAULT);