From: Serge Petrenko <sergepetrenko@tarantool.org>
To: Vladislav Shpilevoy <v.shpilevoy@tarantool.org>, gorcunov@gmail.com
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH v2 3/6] txn_limbo: introduce txn_limbo_last_synchro_entry method
Date: Thu, 24 Dec 2020 19:13:28 +0300 [thread overview]
Message-ID: <4e75e345-0d72-d950-ef63-f69344a8c00f@tarantool.org> (raw)
In-Reply-To: <d21765dd-5b8f-b547-4bc0-cb25d4028d96@tarantool.org>
23.12.2020 20:25, Vladislav Shpilevoy пишет:
> Thanks for the patch!
>
> On 23.12.2020 12:59, Serge Petrenko via Tarantool-patches wrote:
>> It'll be useful for box_clear_synchro_queue rework.
>>
>> Prerequisite #5435
>> ---
>> src/box/txn_limbo.c | 12 ++++++++++++
>> src/box/txn_limbo.h | 7 +++++++
>> 2 files changed, 19 insertions(+)
>>
>> diff --git a/src/box/txn_limbo.c b/src/box/txn_limbo.c
>> index c406ed4c8..9272f5227 100644
>> --- a/src/box/txn_limbo.c
>> +++ b/src/box/txn_limbo.c
>> @@ -55,6 +55,18 @@ txn_limbo_is_ro(struct txn_limbo *limbo)
>> return limbo->owner_id != instance_id && !txn_limbo_is_empty(limbo);
>> }
>>
>> +struct txn_limbo_entry *
>> +txn_limbo_last_synchro_entry(struct txn_limbo *limbo)
>> +{
>> + struct txn_limbo_entry *entry = NULL;
>> + rlist_foreach_entry_reverse(entry, &limbo->queue, in_queue) {
>> + if (txn_has_flag(entry->txn, TXN_WAIT_ACK))
>> + break;
>> + }
>> + assert(entry == NULL || txn_has_flag(entry->txn, TXN_WAIT_ACK));
>> + return entry;
>> +}
> This could be a little simpler, but up to you:
>
> ====================
> @@ -58,13 +58,12 @@ txn_limbo_is_ro(struct txn_limbo *limbo)
> struct txn_limbo_entry *
> txn_limbo_last_synchro_entry(struct txn_limbo *limbo)
> {
> - struct txn_limbo_entry *entry = NULL;
> + struct txn_limbo_entry *entry;
> rlist_foreach_entry_reverse(entry, &limbo->queue, in_queue) {
> if (txn_has_flag(entry->txn, TXN_WAIT_ACK))
> - break;
> + return entry;
> }
> - assert(entry == NULL || txn_has_flag(entry->txn, TXN_WAIT_ACK));
> - return entry;
> + return NULL;
> }
>
> struct txn_limbo_entry *
Nice. Applied.
--
Serge Petrenko
next prev parent reply other threads:[~2020-12-24 16:13 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-23 11:59 [Tarantool-patches] [PATCH v2 0/6] make clear_synchro_queue commit everything Serge Petrenko
2020-12-23 11:59 ` [Tarantool-patches] [PATCH v2 1/6] box: add a single execution guard to clear_synchro_queue Serge Petrenko
2020-12-23 11:59 ` [Tarantool-patches] [PATCH v2 2/6] relay: introduce on_status_update trigger Serge Petrenko
2020-12-23 17:25 ` Vladislav Shpilevoy
2020-12-24 16:11 ` Serge Petrenko
2020-12-23 11:59 ` [Tarantool-patches] [PATCH v2 3/6] txn_limbo: introduce txn_limbo_last_synchro_entry method Serge Petrenko
2020-12-23 17:25 ` Vladislav Shpilevoy
2020-12-24 16:13 ` Serge Petrenko [this message]
2020-12-23 11:59 ` [Tarantool-patches] [PATCH v2 4/6] box: rework clear_synchro_queue to commit everything Serge Petrenko
2020-12-23 17:28 ` Vladislav Shpilevoy
2020-12-24 16:12 ` Serge Petrenko
2020-12-24 17:35 ` Vladislav Shpilevoy
2020-12-24 21:02 ` Serge Petrenko
2020-12-23 11:59 ` [Tarantool-patches] [PATCH v2 5/6] test: fix replication/election_qsync_stress test Serge Petrenko
2020-12-23 11:59 ` [Tarantool-patches] [PATCH v2 6/6] txn_limbo: ignore CONFIRM/ROLLBACK for a foreign master Serge Petrenko
2020-12-23 17:28 ` Vladislav Shpilevoy
2020-12-24 16:13 ` Serge Petrenko
2020-12-25 10:04 ` [Tarantool-patches] [PATCH v2 0/6] make clear_synchro_queue commit everything Kirill Yukhin
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