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| author | Kentoku SHIBA <kentokushiba@gmail.com> | 2013-12-11 00:31:04 +0900 |
|---|---|---|
| committer | Sergey Vojtovich <svoj@mariadb.org> | 2013-12-11 00:31:04 +0900 |
| commit | 3771e14ea9957dde8f25ccf9f99df7a2aa906fcb (patch) | |
| tree | 3d81343ced2061564af76d33138d9f450f3270c9 /sql/mdl.h | |
| parent | 1f9d4819ad80528ac16c29f81dc397d93965f296 (diff) | |
| download | mariadb-git-3771e14ea9957dde8f25ccf9f99df7a2aa906fcb.tar.gz | |
add metadata_lock_info
Diffstat (limited to 'sql/mdl.h')
| -rw-r--r-- | sql/mdl.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sql/mdl.h b/sql/mdl.h index e79df9b6cd7..4b24c0b7f59 100644 --- a/sql/mdl.h +++ b/sql/mdl.h @@ -904,14 +904,14 @@ private: MDL_wait_for_subgraph *m_waiting_for; private: THD *get_thd() const { return m_owner->get_thd(); } - MDL_ticket *find_ticket(MDL_request *mdl_req, - enum_mdl_duration *duration); void release_locks_stored_before(enum_mdl_duration duration, MDL_ticket *sentinel); void release_lock(enum_mdl_duration duration, MDL_ticket *ticket); bool try_acquire_lock_impl(MDL_request *mdl_request, MDL_ticket **out_ticket); public: + MDL_ticket *find_ticket(MDL_request *mdl_req, + enum_mdl_duration *duration); void find_deadlock(); ulong get_thread_id() const { return thd_get_thread_id(get_thd()); } @@ -988,4 +988,7 @@ static const ulong MDL_LOCKS_HASH_PARTITIONS_DEFAULT = 8; to avoid starving out weak, low-prio locks. */ extern "C" ulong max_write_lock_count; + +extern MYSQL_PLUGIN_IMPORT +int mdl_iterate(int (*callback)(MDL_ticket *ticket, void *arg), void *arg); #endif |