MDL_scoped_lock Class Reference

Inheritance diagram for MDL_scoped_lock:

List of all members.

Public Member Functions
	MDL_scoped_lock (const MDL_key *key_arg, MDL_map_partition *map_part)
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

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Detailed Description

An implementation of the scoped metadata lock. The only locking modes which are supported at the moment are SHARED and INTENTION EXCLUSIVE and EXCLUSIVE

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Member Function Documentation

void MDL_scoped_lock::notify_conflicting_locks

(

MDL_context *

ctx

)

[virtual]

Notify threads holding scoped IX locks which conflict with a pending S lock.

Parameters:

ctx	MDL_context for current thread.

Implements MDL_lock.

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

• mdl.cc