From: Georgy Kirichenko <georgy@tarantool.org> To: tarantool-patches@freelists.org Cc: Georgy Kirichenko <georgy@tarantool.org> Subject: [tarantool-patches] [PATCH v3 10/14] core: latch_unlock_external routine Date: Sun, 9 Jun 2019 23:44:39 +0300 [thread overview] Message-ID: <98f0889a17245be64f1753012419e92c7ceef4e7.1560112747.git.georgy@tarantool.org> (raw) In-Reply-To: <cover.1560112747.git.georgy@tarantool.org> Allow unlock a latch from a fiber which isn't owner of the latch. This is required to process transaction triggers asynchronously. Prerequisites: #1254 --- src/box/alter.cc | 2 +- src/lib/core/latch.h | 13 +++++++++++-- 2 files changed, 12 insertions(+), 3 deletions(-) diff --git a/src/box/alter.cc b/src/box/alter.cc index 671209b51..adf30c9b6 100644 --- a/src/box/alter.cc +++ b/src/box/alter.cc @@ -3446,7 +3446,7 @@ unlock_after_dd(struct trigger *trigger, void *event) { (void) trigger; (void) event; - latch_unlock(&schema_lock); + latch_unlock_external(&schema_lock); } static void diff --git a/src/lib/core/latch.h b/src/lib/core/latch.h index 49c59cf63..b27d6dd08 100644 --- a/src/lib/core/latch.h +++ b/src/lib/core/latch.h @@ -159,9 +159,8 @@ latch_trylock(struct latch *l) * \copydoc box_latch_unlock */ static inline void -latch_unlock(struct latch *l) +latch_unlock_external(struct latch *l) { - assert(l->owner == fiber()); l->owner = NULL; if (!rlist_empty(&l->queue)) { struct fiber *f = rlist_first_entry(&l->queue, @@ -176,6 +175,16 @@ latch_unlock(struct latch *l) } } +/** + * \copydoc box_latch_unlock + */ +static inline void +latch_unlock(struct latch *l) +{ + assert(l->owner == fiber()); + latch_unlock_external(l); +} + /** \cond public */ /** -- 2.21.0
next prev parent reply other threads:[~2019-06-09 20:44 UTC|newest] Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-06-09 20:44 [tarantool-patches] [PATCH v3 00/14] Parallel applier Georgy Kirichenko 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 01/14] txn: Fire a trigger after a transaction finalization Georgy Kirichenko 2019-06-09 21:59 ` [tarantool-patches] " Konstantin Osipov 2019-06-11 11:42 ` [tarantool-patches] " Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 02/14] ddl: synchronize privileges cache with actual data state Georgy Kirichenko 2019-06-11 13:13 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 03/14] txn: transaction memory allocation Georgy Kirichenko 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 04/14] ddl: place alter structures onto a txn memory region Georgy Kirichenko 2019-06-11 14:14 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 05/14] txn: get rid of autocommit from a txn structure Georgy Kirichenko 2019-06-13 14:11 ` Vladimir Davydov 2019-06-16 16:20 ` [tarantool-patches] " Konstantin Osipov 2019-06-16 16:14 ` Konstantin Osipov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 06/14] txn: get rid of fiber_gc from txn_rollback Georgy Kirichenko 2019-06-13 14:12 ` Vladimir Davydov 2019-06-13 19:28 ` Георгий Кириченко 2019-06-14 9:21 ` Vladimir Davydov 2019-06-16 16:38 ` [tarantool-patches] " Konstantin Osipov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 07/14] wal: remove fiber from a journal_entry structure Georgy Kirichenko 2019-06-13 14:17 ` Vladimir Davydov 2019-06-13 19:33 ` Георгий Кириченко 2019-06-14 8:05 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 08/14] wal: enable asyncronous wal writes Georgy Kirichenko 2019-06-13 14:21 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 09/14] wal: a dedicated wal scheduling fiber Georgy Kirichenko 2019-06-13 14:24 ` Vladimir Davydov 2019-06-13 19:36 ` Георгий Кириченко 2019-06-14 9:20 ` Vladimir Davydov 2019-06-09 20:44 ` Georgy Kirichenko [this message] 2019-06-13 14:27 ` [tarantool-patches] [PATCH v3 10/14] core: latch_unlock_external routine Vladimir Davydov 2019-06-13 19:38 ` Георгий Кириченко 2019-06-14 8:10 ` Vladimir Davydov 2019-06-14 9:18 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 11/14] txn: introduce asynchronous txn commit Georgy Kirichenko 2019-06-13 14:34 ` Vladimir Davydov 2019-06-13 19:45 ` Георгий Кириченко 2019-06-14 7:58 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 12/14] txn: handle fiber stop event at transaction level Georgy Kirichenko 2019-06-13 14:36 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 13/14] applier: apply transaction in parallel Georgy Kirichenko 2019-06-13 15:17 ` Vladimir Davydov 2019-06-09 20:44 ` [tarantool-patches] [PATCH v3 14/14] test: fix flaky test Georgy Kirichenko
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