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Lines Matching defs:wedge

64 MALLOC_DEFINE(M_DKWEDGE, "dkwedge", "Disk wedge structures");
102 	uint8_t		sc_wname[128];	/* $: wedge name (Unicode, UTF-8) */
104 	dkwedge_state_t sc_state;	/* state this wedge is in */
113 		/* R: sc_parent->dk_rawvp (also stable while wedge is open) */
114 	daddr_t		sc_offset;	/* $: LBA offset of wedge in parent */
116 	uint64_t	sc_size;	/* S: size of wedge in blocks */
119 					/* P: link on parent's wedge list */
254 	/* Disk wedge is ready for use! */
425  *	Add a disk wedge based on the provided information.
453 	 * Check for an existing wedge at the same disk offset. Allow
454 	 * updating a wedge if the only change is the size, and the new
504 	 * Wedge will be added; increment the wedge count for the parent.
511 		/* Check for wedge overlap. */
521 				/* Overlaps the tail of the existing wedge. */
526 				/* Overlaps the head of the existing wedge. */
557 	/* Insert the larval wedge into the array. */
610 	 * this wedge instance.  This will provide us with the
659  *	Lookup a disk wedge based on the provided information.
660  *	NOTE: We look up the wedge based on the wedge devname,
663  *	Return NULL if the wedge is not found, otherwise return
664  *	the wedge's softc.  Assign the wedge's unit number to unitp
665  *	if unitp is not NULL.  The wedge's sc_dev is referenced and
699  *	Delete a disk wedge based on the provided information.
700  *	NOTE: We look up the wedge based on the wedge devname,
738 	/* Mark the wedge as dying. */
749 	/* Locate the wedge major numbers. */
842 			 * Wedge is not yet created.  This is a race --
912 		 * Acquire a device reference so this wedge doesn't go
946 				    "WARNING: double match for wedge name %s "
1012 		printf(" wedge:%s", sc->sc_wname);
1027  *	Initialize the disk wedge subsystem.
1196 	 * If the block device has already been opened by a wedge
1250  *	Caller must guarantee the wedge is referenced.
1316  *	Open a wedge.
1331 	 * vnode once per wedge, no matter how many times the wedge is
1346 		 * read-only and fail to open the wedge read/write.
1384 		 * and wedge is read-only, retry to open read-only.
1398 		 * Retrieve mode from an already opened wedge.
1446  *	Close a wedge.
1455 	 * have to handle the same possibility that the wedge may not
1489  *	Cancel any pending I/O operations waiting on a wedge.
1517  *	Perform I/O based on the wedge I/O strategy.
1562  *	Start I/O that has been enqueued on the wedge.
1647  *	I/O to a wedge has completed; alert the top half.
1714  *	Read from a wedge.
1732  *	Write to a wedge.
1750  *	Perform an ioctl request on a wedge.
1824  *	Perform a discard-range request on a wedge.
1868  *	Query the size of a wedge for the purpose of performing a dump
1905  *	Perform a crash dump to a wedge.
1953  *	Find wedge corresponding to the specified parent name
1962 	device_t wedge = NULL;
1971 			if (wedge) {
1972 				printf("WARNING: double match for boot wedge "
1974 				    device_xname(wedge),
1978 			wedge = sc->sc_dev;
1979 			device_acquire(wedge);
1984 	return wedge;