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| author | Konstantin Osipov <kostja@sun.com> | 2009-12-01 18:20:43 +0300 |
|---|---|---|
| committer | Konstantin Osipov <kostja@sun.com> | 2009-12-01 18:20:43 +0300 |
| commit | f7ba9dafd5f92863ffd9a0b3ebee7147d73bbb21 (patch) | |
| tree | 861487d2be89b022dcce6bfc3f0fae919ee697e6 /sql/mdl.h | |
| parent | db3f97c3fb2f0e39d56fc813877ff9d38b61af2f (diff) | |
| download | mariadb-git-f7ba9dafd5f92863ffd9a0b3ebee7147d73bbb21.tar.gz | |
Backport of:
------------------------------------------------------------
revno: 2630.9.2
committer: Dmitry Lenev <dlenev@mysql.com>
branch nick: mysql-6.0-3726-w3
timestamp: Tue 2008-06-10 18:01:56 +0400
message:
WL#3726 "DDL locking for all metadata objects".
After review fixes in progress.
sql/mdl.cc:
Changed mdl_acquire_shared_lock() signature to accept MDL_CONTEXT
as one of arguments as described in specification.
sql/mdl.h:
Changed mdl_acquire_shared_lock() signature to accept MDL_CONTEXT
as one of arguments as described in specification.
sql/sql_base.cc:
Changed mdl_acquire_shared_lock() signature to accept MDL_CONTEXT
as one of arguments as described in specification.
Renamed handle_failed_open_table_attempt() to
recover_from_failed_open_table_attempt() as suggested by review.
Added comment clarifying why we need to check TABLE::db_stat
while looking at TABLE instances open by other threads.
sql/sql_show.cc:
Changed mdl_acquire_shared_lock() signature to accept MDL_CONTEXT
as one of arguments as described in specification.
Diffstat (limited to 'sql/mdl.h')
| -rw-r--r-- | sql/mdl.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sql/mdl.h b/sql/mdl.h index f99f38d6285..b192980ebaa 100644 --- a/sql/mdl.h +++ b/sql/mdl.h @@ -164,7 +164,8 @@ inline void mdl_set_lock_type(MDL_LOCK_DATA *lock_data, enum_mdl_type lock_type) lock_data->type= lock_type; } -bool mdl_acquire_shared_lock(MDL_LOCK_DATA *lock_data, bool *retry); +bool mdl_acquire_shared_lock(MDL_CONTEXT *context, MDL_LOCK_DATA *lock_data, + bool *retry); bool mdl_acquire_exclusive_locks(MDL_CONTEXT *context); bool mdl_upgrade_shared_lock_to_exclusive(MDL_CONTEXT *context, MDL_LOCK_DATA *lock_data); |