--- old/usr/src/uts/common/avs/ns/sv/sv_impl.h	Fri Jul 27 15:36:05 2018
+++ /dev/null	Fri Jul 27 15:07:21 2018
@@ -1,152 +0,0 @@
-/*
- * CDDL HEADER START
- *
- * The contents of this file are subject to the terms of the
- * Common Development and Distribution License (the "License").
- * You may not use this file except in compliance with the License.
- *
- * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
- * or http://www.opensolaris.org/os/licensing.
- * See the License for the specific language governing permissions
- * and limitations under the License.
- *
- * When distributing Covered Code, include this CDDL HEADER in each
- * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
- * If applicable, add the following below this CDDL HEADER, with the
- * fields enclosed by brackets "[]" replaced with your own identifying
- * information: Portions Copyright [yyyy] [name of copyright owner]
- *
- * CDDL HEADER END
- */
-/*
- * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
- * Use is subject to license terms.
- */
-
-#ifndef	_SV_IMPL_H
-#define	_SV_IMPL_H
-
-#ifdef	__cplusplus
-extern "C" {
-#endif
-
-/*
- * Storage Volume Character and Block Driver (SV)
- * Private header file.
- */
-
-#if defined(_KERNEL)
-
-/*
- * Locking.
- * Define SV_SLEEP_LOCK to get full sleep lock semantics (ie. mutex not
- * held across calls to sdctl functions.
- *
- * #define SV_SLEEP_LOCK
- */
-
-
-/*
- * Misc defines, enums.
- */
-
-enum { SV_DISABLE = 0, SV_PENDING, SV_ENABLE };
-
-
-/*
- * Guard device clients
- */
-
-typedef int64_t sv_gid_t;		/* bitmask */
-
-typedef struct sv_gclient_s {
-	struct sv_gclient_s *sg_next;	/* linked list */
-	char		*sg_name;	/* name of client */
-	sv_gid_t	sg_id;		/* id (bitmask) of client */
-} sv_gclient_t;
-
-
-/*
- * Hashing.
- *
- * SV_MAJOR_HASH_CNT & SV_MINOR_HASH_CNT should be prime.
- *
- * In a given system, there is likely to be one or two major devices in use.
- *
- * Examples are:
- *	SD	- Direct Attached Storage (SCSI-2/3)
- *	SSD	- SAN Direct Attached Storage FC SCSI-2/3
- *	SVM	- Solaris Volume Manager
- *	VxVM	- Veritas Volume Manager
- *	Global	- Sun Cluster  Global Devices
- *
- * For a typical system, there may be a 10s to 100s of minor devices configured
- * per major device, but most are likely to be configured under a single major
- * number. SV_MINOR_HASH_CNT has been chosen to ensure that the hash chains are
- * not too long (one or two devices), for the worst case.
- */
-
-#define	SV_MAJOR_HASH_CNT	3	/* # hash buckets per system */
-#define	SV_MAJOR_HASH(min)	((min) % SV_MAJOR_HASH_CNT)
-
-#define	SV_MINOR_HASH_CNT	37	/* # hash buckets per major */
-#define	SV_MINOR_HASH(min)	((min) % SV_MINOR_HASH_CNT)
-
-/*
- * Per major device structure.
- *
- */
-
-typedef struct sv_maj_s {
-	struct dev_ops	*sm_dev_ops;
-	int		(*sm_strategy)();
-	int		(*sm_awrite)();
-	int		(*sm_write)();
-	int		(*sm_ioctl)();
-	int		(*sm_close)();
-	int		(*sm_aread)();
-	int		(*sm_read)();
-	int		(*sm_open)();
-	major_t		sm_major;			/* Major device # */
-	int		sm_flag;
-	volatile int	sm_inuse;
-	volatile int	sm_seq;
-	struct sv_dev_s	*sm_hash[SV_MINOR_HASH_CNT];	/* Minor Hash Table */
-	struct sv_maj_s *sm_next;			/* Major Hash Chain */
-} sv_maj_t;
-
-/*
- * Per configured sv structure.
- */
-
-typedef struct sv_dev_s {
-	struct sv_dev_s	*sv_hash;	/* Minor hash chain */
-	krwlock_t	sv_lock;	/* mutual exclusion */
-	kmutex_t	sv_olock;	/* mutual exclusion for otyp flags */
-	dev_t		sv_dev;		/* underlying dev_t */
-	nsc_fd_t	*sv_fd;		/* underlying fd */
-	nsc_size_t	sv_maxfbas;	/* maxfbas accepted by I/O module */
-	nsc_size_t	sv_nblocks;	/* size of device */
-	int		sv_state;	/* state */
-	int		sv_flag;	/* internal flags */
-	sv_gid_t	sv_gclients;	/* bitmask of all guard clients */
-	sv_gid_t	sv_gkernel;	/* bitmask of kernel guard clients */
-	int		sv_openlcnt;	/* # of OTYP_LYR opens whilst failed */
-	clock_t		sv_timestamp;	/* time of successful {en,dis}able */
-	ldi_handle_t	sv_lh;		/* layered open handle */
-	void		*sv_pending;	/* the thread setting SV_PENDING */
-} sv_dev_t;
-
-/*
- * private functions exported from nskern to sv.
- */
-extern int nskern_partition(dev_t, int *);
-extern int nskernd_isdaemon(void);
-
-#endif  /* _KERNEL */
-
-#ifdef	__cplusplus
-}
-#endif
-
-#endif	/* _SV_IMPL_H */
