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Accountsdb plugin write ordering (#20948)

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Use the write_version in the Accounts's meta data so that account write with lower write_version would not overwrite the higher ones.
This commit is contained in:
Lijun Wang
2021-10-25 14:07:56 -07:00
committed by GitHub
parent cf0fd5b2ca
commit bbe3ce3db5
7 changed files with 105 additions and 144 deletions
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6
runtime/src/accounts_update_notifier_interface.rs
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@@ -1,12 +1,12 @@
use {
crate::append_vec::StoredAccountMeta,
solana_sdk::{account::AccountSharedData, clock::Slot, pubkey::Pubkey},
crate::append_vec::{StoredAccountMeta, StoredMeta},
solana_sdk::{account::AccountSharedData, clock::Slot},
std::sync::{Arc, RwLock},
};
pub trait AccountsUpdateNotifierInterface: std::fmt::Debug {
/// Notified when an account is updated at runtime, due to transaction activities
fn notify_account_update(&self, slot: Slot, pubkey: &Pubkey, account: &AccountSharedData);
fn notify_account_update(&self, slot: Slot, meta: &StoredMeta, account: &AccountSharedData);
/// Notified when the AccountsDb is initialized at start when restored
/// from a snapshot.