From: Cyrill Gorcunov via Tarantool-patches <tarantool-patches@dev.tarantool.org> To: tml <tarantool-patches@dev.tarantool.org> Cc: Vladislav Shpilevoy <v.shpilevoy@tarantool.org> Subject: [Tarantool-patches] [PATCH v14 3/6] latch: add latch_is_locked helper Date: Fri, 10 Sep 2021 18:29:07 +0300 [thread overview] Message-ID: <20210910152910.607398-4-gorcunov@gmail.com> (raw) In-Reply-To: <20210910152910.607398-1-gorcunov@gmail.com> To test if latch is locked. In-scope-of #6036 Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com> --- src/lib/core/latch.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/src/lib/core/latch.h b/src/lib/core/latch.h index 49c59cf63..0aaa8b634 100644 --- a/src/lib/core/latch.h +++ b/src/lib/core/latch.h @@ -95,6 +95,17 @@ latch_owner(struct latch *l) return l->owner; } +/** + * Return true if the latch is locked. + * + * @param l - latch to be tested. + */ +static inline bool +latch_is_locked(const struct latch *l) +{ + return l->owner != NULL; +} + /** * Lock a latch. If the latch is already locked by another fiber, * waits for timeout. -- 2.31.1
next prev parent reply other threads:[~2021-09-10 15:30 UTC|newest] Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-10 15:29 [Tarantool-patches] [PATCH v14 0/6] qsync: implement packets filtering Cyrill Gorcunov via Tarantool-patches 2021-09-10 15:29 ` [Tarantool-patches] [PATCH v14 1/6] qsync: track confirmed lsn number on reads Cyrill Gorcunov via Tarantool-patches 2021-09-12 15:44 ` Vladislav Shpilevoy via Tarantool-patches 2021-09-12 22:18 ` Cyrill Gorcunov via Tarantool-patches 2021-09-13 8:33 ` Serge Petrenko via Tarantool-patches 2021-09-13 8:50 ` Serge Petrenko via Tarantool-patches 2021-09-10 15:29 ` [Tarantool-patches] [PATCH v14 2/6] qsync: update confirmed lsn on initial promote request Cyrill Gorcunov via Tarantool-patches 2021-09-12 15:44 ` Vladislav Shpilevoy via Tarantool-patches 2021-09-12 22:25 ` Cyrill Gorcunov via Tarantool-patches 2021-09-13 8:52 ` Serge Petrenko via Tarantool-patches 2021-09-13 14:20 ` [Tarantool-patches] [RFC] qsync: overall design Cyrill Gorcunov via Tarantool-patches 2021-09-10 15:29 ` Cyrill Gorcunov via Tarantool-patches [this message] 2021-09-10 15:29 ` [Tarantool-patches] [PATCH v14 4/6] qsync: order access to the limbo terms Cyrill Gorcunov via Tarantool-patches 2021-09-12 15:44 ` Vladislav Shpilevoy via Tarantool-patches 2021-09-13 10:52 ` Cyrill Gorcunov via Tarantool-patches 2021-09-10 15:29 ` [Tarantool-patches] [PATCH v14 5/6] qsync: filter incoming synchro requests Cyrill Gorcunov via Tarantool-patches 2021-09-12 15:44 ` Vladislav Shpilevoy via Tarantool-patches 2021-09-14 19:41 ` Cyrill Gorcunov via Tarantool-patches 2021-09-10 15:29 ` [Tarantool-patches] [PATCH v14 6/6] test: add replication/gh-6036-rollback-confirm Cyrill Gorcunov via Tarantool-patches 2021-09-12 15:44 ` Vladislav Shpilevoy via Tarantool-patches 2021-09-12 15:43 ` [Tarantool-patches] [PATCH v14 0/6] qsync: implement packets filtering Vladislav Shpilevoy via Tarantool-patches
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