182 typedef struct stdata {  struct
183 	struct queue	*sd_wrq;	/* write queue */
184 	struct msgb	*sd_iocblk;	/* return block for ioctl */
185 	struct vnode	*sd_vnode;	/* pointer to associated vnode */
186 	struct streamtab *sd_strtab;	/* pointer to streamtab for stream */
210 	struct stdata	*sd_mate;	/* pointer to twisted stream mate */  argument
211 	kthread_id_t	sd_freezer;	/* thread that froze stream */
212 	kmutex_t	sd_reflock;	/* Protects sd_refcnt */
213 	int		sd_refcnt;	/* number of claimstr */
214 	uint_t		sd_wakeq;	/* strwakeq()'s copy of sd_flag */
215 	struct queue	*sd_struiordq;	/* sync barrier struio() read queue */
216 	struct queue	*sd_struiowrq;	/* sync barrier struio() write queue */
217 	char		sd_struiodnak;	/* defer NAK of M_IOCTL by rput() */
218 	struct msgb	*sd_struionak;	/* pointer M_IOCTL mblk(s) to NAK */
219 	caddr_t		sd_t_audit_data; /* For audit purposes only */
220 	ssize_t		sd_maxblk;	/* maximum message block size */
221 	uint_t		sd_rput_opt;	/* options/flags for strrput */
222 	uint_t		sd_wput_opt;	/* options/flags for write/putmsg */
223 	uint_t		sd_read_opt;	/* options/flags for strread */
224 	msgfunc_t	sd_rprotofunc;	/* rput M_*PROTO routine */
225 	msgfunc_t	sd_rputdatafunc; /* read M_DATA routine */
226 	msgfunc_t	sd_rmiscfunc;	/* rput routine (non-data/proto) */
227 	msgfunc_t	sd_wputdatafunc; /* wput M_DATA routine */
228 	errfunc_t	sd_rderrfunc;	/* read side error callback */
229 	errfunc_t	sd_wrerrfunc;	/* write side error callback */
233 	ciputctrl_t	*sd_ciputctrl;
234 	uint_t		sd_nciputctrl;
236 	int		sd_anchor;	/* position of anchor in stream */
262 } stdata_t;  argument
265  * stdata servicing flags.  argument