Lines Matching refs:lock

69  * The read/write segment lock protects all of segvn_data including the
72  * The "write" version of the segment lock, however, is required in order to
81  * is written by acquiring either the readers lock on the segment and
82  * freemem lock, or any lock combination which guarantees exclusive use
83  * of this segment (e.g., adress space writers lock,
84  * address space readers lock + segment writers lock).
87 	krwlock_t lock;		/* protect segvn_data and vpage array */
88 	kmutex_t segfree_syncmtx; /* barrier lock for segvn_free() */
136 #define	SEGVN_LOCK_ENTER(as, lock, type)	rw_enter((lock), (type))
137 #define	SEGVN_LOCK_EXIT(as, lock)		rw_exit((lock))
138 #define	SEGVN_LOCK_DOWNGRADE(as, lock)		rw_downgrade((lock))
139 #define	SEGVN_LOCK_TRYENTER(as, lock, type)	rw_tryenter((lock), (type))
142  * Macros to test lock states.
144 #define	SEGVN_LOCK_HELD(as, lock)		RW_LOCK_HELD((lock))
145 #define	SEGVN_READ_HELD(as, lock)		RW_READ_HELD((lock))
146 #define	SEGVN_WRITE_HELD(as, lock)		RW_WRITE_HELD((lock))
212 	kmutex_t	tr_lock;	/* per bucket lock */