Inheritance diagram for MDL_object_lock:

Public Member Functions
	MDL_object_lock (const MDL_key key_arg, MDL_map_partition map_part)
void	reset (const MDL_key *new_key)
virtual const bitmap_t *	incompatible_granted_types_bitmap () const
virtual const bitmap_t *	incompatible_waiting_types_bitmap () const
virtual bool	needs_notification (const MDL_ticket *ticket) const
virtual void	notify_conflicting_locks (MDL_context *ctx)
virtual bitmap_t	hog_lock_types_bitmap () const
Public Attributes
MDL_object_lock *	next_in_cache
MDL_object_lock **	prev_in_cache

Detailed Description

An implementation of a per-object lock. Supports SHARED, SHARED_UPGRADABLE, SHARED HIGH PRIORITY and EXCLUSIVE locks.

Member Function Documentation

void MDL_object_lock::notify_conflicting_locks ( MDL_context * ctx ) [virtual]

Notify threads holding a shared metadata locks on object which conflict with a pending X, SNW or SNRW lock.

Parameters:

ctx	MDL_context for current thread.

Implements MDL_lock.

void MDL_object_lock::reset ( const MDL_key * new_key ) [inline]

Reset unused MDL_object_lock object to represent the lock context for a different object.

Members for linking the object into the list of unused objects.

The documentation for this class was generated from the following file: