diff options
Diffstat (limited to 'sql/mdl.cc')
| -rw-r--r-- | sql/mdl.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/sql/mdl.cc b/sql/mdl.cc index f1a505f3d84..25809c3d9cc 100644 --- a/sql/mdl.cc +++ b/sql/mdl.cc @@ -2320,11 +2320,12 @@ MDL_context::upgrade_shared_lock(MDL_ticket *mdl_ticket, if (mdl_ticket->has_stronger_or_equal_type(new_type)) DBUG_RETURN(FALSE); - /* Only allow upgrades from SHARED_UPGRADABLE/NO_WRITE/NO_READ_WRITE/READ */ + /* Only allow upgrades from UPGRADABLE/NO_WRITE/NO_READ_WRITE/READ/WRITE */ DBUG_ASSERT(mdl_ticket->m_type == MDL_SHARED_UPGRADABLE || mdl_ticket->m_type == MDL_SHARED_NO_WRITE || mdl_ticket->m_type == MDL_SHARED_NO_READ_WRITE || - mdl_ticket->m_type == MDL_SHARED_READ); + mdl_ticket->m_type == MDL_SHARED_READ || + mdl_ticket->m_type == MDL_SHARED_WRITE); mdl_xlock_request.init(&mdl_ticket->m_lock->key, new_type, MDL_TRANSACTION); |