1 files changed, 0 insertions, 604 deletions

diff --git a/sys/geom/part/g_part_vtoc8.c b/sys/geom/part/g_part_vtoc8.c
deleted file mode 100644
index 37ee7cf1c030..000000000000
--- a/sys/geom/part/g_part_vtoc8.c
+++ /dev/null
@@ -1,604 +0,0 @@
-/*-
- * SPDX-License-Identifier: BSD-2-Clause
- *
- * Copyright (c) 2008 Marcel Moolenaar
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
- * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
- * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-#include <sys/param.h>
-#include <sys/bio.h>
-#include <sys/endian.h>
-#include <sys/kernel.h>
-#include <sys/kobj.h>
-#include <sys/limits.h>
-#include <sys/lock.h>
-#include <sys/malloc.h>
-#include <sys/mutex.h>
-#include <sys/queue.h>
-#include <sys/sbuf.h>
-#include <sys/systm.h>
-#include <sys/sysctl.h>
-#include <sys/vtoc.h>
-#include <geom/geom.h>
-#include <geom/geom_int.h>
-#include <geom/part/g_part.h>
-
-#include "g_part_if.h"
-
-FEATURE(geom_part_vtoc8, "GEOM partitioning class for SMI VTOC8 disk labels");
-
-struct g_part_vtoc8_table {
-	struct g_part_table	base;
-	struct vtoc8		vtoc;
-	uint32_t		secpercyl;
-};
-
-static int g_part_vtoc8_add(struct g_part_table *, struct g_part_entry *,
-    struct g_part_parms *);
-static int g_part_vtoc8_create(struct g_part_table *, struct g_part_parms *);
-static int g_part_vtoc8_destroy(struct g_part_table *, struct g_part_parms *);
-static void g_part_vtoc8_dumpconf(struct g_part_table *,
-    struct g_part_entry *, struct sbuf *, const char *);
-static int g_part_vtoc8_dumpto(struct g_part_table *, struct g_part_entry *);
-static int g_part_vtoc8_modify(struct g_part_table *, struct g_part_entry *,
-    struct g_part_parms *);
-static const char *g_part_vtoc8_name(struct g_part_table *,
-    struct g_part_entry *, char *, size_t);
-static int g_part_vtoc8_probe(struct g_part_table *, struct g_consumer *);
-static int g_part_vtoc8_read(struct g_part_table *, struct g_consumer *);
-static const char *g_part_vtoc8_type(struct g_part_table *,
-    struct g_part_entry *, char *, size_t);
-static int g_part_vtoc8_write(struct g_part_table *, struct g_consumer *);
-static int g_part_vtoc8_resize(struct g_part_table *, struct g_part_entry *,
-    struct g_part_parms *);
-
-static kobj_method_t g_part_vtoc8_methods[] = {
-	KOBJMETHOD(g_part_add,		g_part_vtoc8_add),
-	KOBJMETHOD(g_part_create,	g_part_vtoc8_create),
-	KOBJMETHOD(g_part_destroy,	g_part_vtoc8_destroy),
-	KOBJMETHOD(g_part_dumpconf,	g_part_vtoc8_dumpconf),
-	KOBJMETHOD(g_part_dumpto,	g_part_vtoc8_dumpto),
-	KOBJMETHOD(g_part_modify,	g_part_vtoc8_modify),
-	KOBJMETHOD(g_part_resize,	g_part_vtoc8_resize),
-	KOBJMETHOD(g_part_name,		g_part_vtoc8_name),
-	KOBJMETHOD(g_part_probe,	g_part_vtoc8_probe),
-	KOBJMETHOD(g_part_read,		g_part_vtoc8_read),
-	KOBJMETHOD(g_part_type,		g_part_vtoc8_type),
-	KOBJMETHOD(g_part_write,	g_part_vtoc8_write),
-	{ 0, 0 }
-};
-
-static struct g_part_scheme g_part_vtoc8_scheme = {
-	"VTOC8",
-	g_part_vtoc8_methods,
-	sizeof(struct g_part_vtoc8_table),
-	.gps_entrysz = sizeof(struct g_part_entry),
-	.gps_minent = VTOC8_NPARTS,
-	.gps_maxent = VTOC8_NPARTS,
-};
-G_PART_SCHEME_DECLARE(g_part_vtoc8);
-MODULE_VERSION(geom_part_vtoc8, 0);
-
-static int
-vtoc8_parse_type(const char *type, uint16_t *tag)
-{
-	const char *alias;
-	char *endp;
-	long lt;
-
-	if (type[0] == '!') {
-		lt = strtol(type + 1, &endp, 0);
-		if (type[1] == '\0' || *endp != '\0' || lt <= 0 ||
-		    lt >= 65536)
-			return (EINVAL);
-		*tag = (uint16_t)lt;
-		return (0);
-	}
-	alias = g_part_alias_name(G_PART_ALIAS_FREEBSD_NANDFS);
-	if (!strcasecmp(type, alias)) {
-		*tag = VTOC_TAG_FREEBSD_NANDFS;
-		return (0);
-	}
-	alias = g_part_alias_name(G_PART_ALIAS_FREEBSD_SWAP);
-	if (!strcasecmp(type, alias)) {
-		*tag = VTOC_TAG_FREEBSD_SWAP;
-		return (0);
-	}
-	alias = g_part_alias_name(G_PART_ALIAS_FREEBSD_UFS);
-	if (!strcasecmp(type, alias)) {
-		*tag = VTOC_TAG_FREEBSD_UFS;
-		return (0);
-	}
-	alias = g_part_alias_name(G_PART_ALIAS_FREEBSD_VINUM);
-	if (!strcasecmp(type, alias)) {
-		*tag = VTOC_TAG_FREEBSD_VINUM;
-		return (0);
-	}
-	alias = g_part_alias_name(G_PART_ALIAS_FREEBSD_ZFS);
-	if (!strcasecmp(type, alias)) {
-		*tag = VTOC_TAG_FREEBSD_ZFS;
-		return (0);
-	}
-	return (EINVAL);
-}
-
-static int
-vtoc8_align(struct g_part_vtoc8_table *table, uint64_t *start, uint64_t *size)
-{
-
-	if (*size < table->secpercyl)
-		return (EINVAL);
-	if (start != NULL && (*start % table->secpercyl)) {
-		*size += (*start % table->secpercyl) - table->secpercyl;
-		*start -= (*start % table->secpercyl) - table->secpercyl;
-	}
-	if (*size % table->secpercyl)
-		*size -= (*size % table->secpercyl);
-	if (*size < table->secpercyl)
-		return (EINVAL);
-	return (0);
-}
-
-static int
-g_part_vtoc8_add(struct g_part_table *basetable, struct g_part_entry *entry,
-    struct g_part_parms *gpp)
-{
-	struct g_part_vtoc8_table *table;
-	int error, index;
-	uint64_t start, size;
-	uint16_t tag;
-
-	if (gpp->gpp_parms & G_PART_PARM_LABEL)
-		return (EINVAL);
-
-	error = vtoc8_parse_type(gpp->gpp_type, &tag);
-	if (error)
-		return (error);
-
-	table = (struct g_part_vtoc8_table *)basetable;
-	index = entry->gpe_index - 1;
-	start = gpp->gpp_start;
-	size = gpp->gpp_size;
-	if (vtoc8_align(table, &start, &size) != 0)
-		return (EINVAL);
-
-	KASSERT(entry->gpe_start <= start, (__func__));
-	KASSERT(entry->gpe_end >= start + size - 1, (__func__));
-	entry->gpe_start = start;
-	entry->gpe_end = start + size - 1;
-
-	be16enc(&table->vtoc.part[index].tag, tag);
-	be16enc(&table->vtoc.part[index].flag, 0);
-	be32enc(&table->vtoc.timestamp[index], 0);
-	be32enc(&table->vtoc.map[index].cyl, start / table->secpercyl);
-	be32enc(&table->vtoc.map[index].nblks, size);
-	return (0);
-}
-
-static int
-g_part_vtoc8_create(struct g_part_table *basetable, struct g_part_parms *gpp)
-{
-	struct g_provider *pp;
-	struct g_part_entry *entry;
-	struct g_part_vtoc8_table *table;
-	uint64_t msize;
-	uint32_t acyls, ncyls, pcyls;
-
-	pp = gpp->gpp_provider;
-
-	if (pp->sectorsize < sizeof(struct vtoc8))
-		return (ENOSPC);
-	if (pp->sectorsize > sizeof(struct vtoc8))
-		return (ENXIO);
-
-	table = (struct g_part_vtoc8_table *)basetable;
-
-	msize = MIN(pp->mediasize / pp->sectorsize, UINT32_MAX);
-	table->secpercyl = basetable->gpt_sectors * basetable->gpt_heads;
-	pcyls = msize / table->secpercyl;
-	acyls = 2;
-	ncyls = pcyls - acyls;
-	msize = ncyls * table->secpercyl;
-
-	snprintf(table->vtoc.ascii, sizeof(table->vtoc.ascii),
-	    "FreeBSD%lldM cyl %u alt %u hd %u sec %u",
-	    (long long)(msize / 2048), ncyls, acyls, basetable->gpt_heads,
-	    basetable->gpt_sectors);
-	be32enc(&table->vtoc.version, VTOC_VERSION);
-	be16enc(&table->vtoc.nparts, VTOC8_NPARTS);
-	be32enc(&table->vtoc.sanity, VTOC_SANITY);
-	be16enc(&table->vtoc.rpm, 3600);
-	be16enc(&table->vtoc.physcyls, pcyls);
-	be16enc(&table->vtoc.ncyls, ncyls);
-	be16enc(&table->vtoc.altcyls, acyls);
-	be16enc(&table->vtoc.nheads, basetable->gpt_heads);
-	be16enc(&table->vtoc.nsecs, basetable->gpt_sectors);
-	be16enc(&table->vtoc.magic, VTOC_MAGIC);
-
-	basetable->gpt_first = 0;
-	basetable->gpt_last = msize - 1;
-	basetable->gpt_isleaf = 1;
-
-	entry = g_part_new_entry(basetable, VTOC_RAW_PART + 1,
-	    basetable->gpt_first, basetable->gpt_last);
-	entry->gpe_internal = 1;
-	be16enc(&table->vtoc.part[VTOC_RAW_PART].tag, VTOC_TAG_BACKUP);
-	be32enc(&table->vtoc.map[VTOC_RAW_PART].nblks, msize);
-	return (0);
-}
-
-static int
-g_part_vtoc8_destroy(struct g_part_table *basetable, struct g_part_parms *gpp)
-{
-
-	/* Wipe the first sector to clear the partitioning. */
-	basetable->gpt_smhead |= 1;
-	return (0);
-}
-
-static void
-g_part_vtoc8_dumpconf(struct g_part_table *basetable,
-    struct g_part_entry *entry, struct sbuf *sb, const char *indent)
-{
-	struct g_part_vtoc8_table *table;
-
-	table = (struct g_part_vtoc8_table *)basetable;
-	if (indent == NULL) {
-		/* conftxt: libdisk compatibility */
-		sbuf_printf(sb, " xs SUN sc %u hd %u alt %u",
-		    be16dec(&table->vtoc.nsecs), be16dec(&table->vtoc.nheads),
-		    be16dec(&table->vtoc.altcyls));
-	} else if (entry != NULL) {
-		/* confxml: partition entry information */
-		sbuf_printf(sb, "%s<rawtype>%u</rawtype>\n", indent,
-		    be16dec(&table->vtoc.part[entry->gpe_index - 1].tag));
-	} else {
-		/* confxml: scheme information */
-	}
-}
-
-static int
-g_part_vtoc8_dumpto(struct g_part_table *basetable,
-    struct g_part_entry *entry)
-{
-	struct g_part_vtoc8_table *table;
-	uint16_t tag;
-
-	/*
-	 * Allow dumping to a swap partition or a partition that
-	 * has no type.
-	 */
-	table = (struct g_part_vtoc8_table *)basetable;
-	tag = be16dec(&table->vtoc.part[entry->gpe_index - 1].tag);
-	return ((tag == 0 || tag == VTOC_TAG_FREEBSD_SWAP ||
-	    tag == VTOC_TAG_SWAP) ? 1 : 0);
-}
-
-static int
-g_part_vtoc8_modify(struct g_part_table *basetable,
-    struct g_part_entry *entry, struct g_part_parms *gpp)
-{
-	struct g_part_vtoc8_table *table;
-	int error;
-	uint16_t tag;
-
-	if (gpp->gpp_parms & G_PART_PARM_LABEL)
-		return (EINVAL);
-
-	table = (struct g_part_vtoc8_table *)basetable;
-	if (gpp->gpp_parms & G_PART_PARM_TYPE) {
-		error = vtoc8_parse_type(gpp->gpp_type, &tag);
-		if (error)
-			return(error);
-
-		be16enc(&table->vtoc.part[entry->gpe_index - 1].tag, tag);
-	}
-	return (0);
-}
-
-static int
-vtoc8_set_rawsize(struct g_part_table *basetable, struct g_provider *pp)
-{
-	struct g_part_vtoc8_table *table;
-	struct g_part_entry *baseentry;
-	off_t msize;
-	uint32_t acyls, ncyls, pcyls;
-
-	table = (struct g_part_vtoc8_table *)basetable;
-	msize = MIN(pp->mediasize / pp->sectorsize, UINT32_MAX);
-	pcyls = msize / table->secpercyl;
-	if (pcyls > UINT16_MAX)
-		return (ERANGE);
-	acyls = be16dec(&table->vtoc.altcyls);
-	ncyls = pcyls - acyls;
-	msize = ncyls * table->secpercyl;
-	basetable->gpt_last = msize - 1;
-
-	bzero(table->vtoc.ascii, sizeof(table->vtoc.ascii));
-	snprintf(table->vtoc.ascii, sizeof(table->vtoc.ascii),
-	    "FreeBSD%lldM cyl %u alt %u hd %u sec %u",
-	    (long long)(msize / 2048), ncyls, acyls, basetable->gpt_heads,
-	    basetable->gpt_sectors);
-	be16enc(&table->vtoc.physcyls, pcyls);
-	be16enc(&table->vtoc.ncyls, ncyls);
-	be32enc(&table->vtoc.map[VTOC_RAW_PART].nblks, msize);
-	if (be32dec(&table->vtoc.sanity) == VTOC_SANITY)
-		be16enc(&table->vtoc.part[VTOC_RAW_PART].tag, VTOC_TAG_BACKUP);
-	LIST_FOREACH(baseentry, &basetable->gpt_entry, gpe_entry) {
-		if (baseentry->gpe_index == VTOC_RAW_PART + 1) {
-			baseentry->gpe_end = basetable->gpt_last;
-			return (0);
-		}
-	}
-	return (ENXIO);
-}
-
-static int
-g_part_vtoc8_resize(struct g_part_table *basetable,
-    struct g_part_entry *entry, struct g_part_parms *gpp)
-{
-	struct g_part_vtoc8_table *table;
-	struct g_provider *pp;
-	uint64_t size;
-
-	if (entry == NULL) {
-		pp = LIST_FIRST(&basetable->gpt_gp->consumer)->provider;
-		return (vtoc8_set_rawsize(basetable, pp));
-	}
-	table = (struct g_part_vtoc8_table *)basetable;
-	size = gpp->gpp_size;
-	if (vtoc8_align(table, NULL, &size) != 0)
-		return (EINVAL);
-	/* XXX: prevent unexpected shrinking. */
-	pp = entry->gpe_pp;
-	if ((g_debugflags & G_F_FOOTSHOOTING) == 0 && size < gpp->gpp_size &&
-	    pp->mediasize / pp->sectorsize > size)
-		return (EBUSY);
-	entry->gpe_end = entry->gpe_start + size - 1;
-	be32enc(&table->vtoc.map[entry->gpe_index - 1].nblks, size);
-
-	return (0);
-}
-
-static const char *
-g_part_vtoc8_name(struct g_part_table *table, struct g_part_entry *baseentry,
-    char *buf, size_t bufsz)
-{
-
-	snprintf(buf, bufsz, "%c", 'a' + baseentry->gpe_index - 1);
-	return (buf);
-}
-
-static int
-g_part_vtoc8_probe(struct g_part_table *table, struct g_consumer *cp)
-{
-	struct g_provider *pp;
-	u_char *buf;
-	int error, ofs, res;
-	uint16_t cksum, magic;
-
-	pp = cp->provider;
-
-	/* Sanity-check the provider. */
-	if (pp->sectorsize != sizeof(struct vtoc8))
-		return (ENOSPC);
-
-	/* Check that there's a disklabel. */
-	buf = g_read_data(cp, 0, pp->sectorsize, &error);
-	if (buf == NULL)
-		return (error);
-
-	res = ENXIO;	/* Assume mismatch */
-
-	/* Check the magic */
-	magic = be16dec(buf + offsetof(struct vtoc8, magic));
-	if (magic != VTOC_MAGIC)
-		goto out;
-
-	/* Check the sum */
-	cksum = 0;
-	for (ofs = 0; ofs < sizeof(struct vtoc8); ofs += 2)
-		cksum ^= be16dec(buf + ofs);
-	if (cksum != 0)
-		goto out;
-
-	res = G_PART_PROBE_PRI_NORM;
-
- out:
-	g_free(buf);
-	return (res);
-}
-
-static int
-g_part_vtoc8_read(struct g_part_table *basetable, struct g_consumer *cp)
-{
-	struct g_provider *pp;
-	struct g_part_vtoc8_table *table;
-	struct g_part_entry *entry;
-	u_char *buf;
-	off_t chs, msize;
-	uint64_t offset, size;
-	u_int cyls, heads, sectors;
-	int error, index, withtags;
-	uint16_t tag;
-
-	pp = cp->provider;
-	buf = g_read_data(cp, 0, pp->sectorsize, &error);
-	if (buf == NULL)
-		return (error);
-
-	table = (struct g_part_vtoc8_table *)basetable;
-	bcopy(buf, &table->vtoc, sizeof(table->vtoc));
-	g_free(buf);
-
-	msize = MIN(pp->mediasize / pp->sectorsize, UINT32_MAX);
-	sectors = be16dec(&table->vtoc.nsecs);
-	if (sectors < 1)
-		goto invalid_label;
-	if (sectors != basetable->gpt_sectors && !basetable->gpt_fixgeom) {
-		g_part_geometry_heads(msize, sectors, &chs, &heads);
-		if (chs != 0) {
-			basetable->gpt_sectors = sectors;
-			basetable->gpt_heads = heads;
-		}
-	}
-
-	heads = be16dec(&table->vtoc.nheads);
-	if (heads < 1)
-		goto invalid_label;
-	if (heads != basetable->gpt_heads && !basetable->gpt_fixgeom)
-		basetable->gpt_heads = heads;
-	/*
-	 * Except for ATA disks > 32GB, Solaris uses the native geometry
-	 * as reported by the target for the labels while da(4) typically
-	 * uses a synthetic one so we don't complain too loudly if these
-	 * geometries don't match.
-	 */
-	if (bootverbose && (sectors != basetable->gpt_sectors ||
-	    heads != basetable->gpt_heads))
-		printf("GEOM: %s: geometry does not match VTOC8 label "
-		    "(label: %uh,%us GEOM: %uh,%us).\n", pp->name, heads,
-		    sectors, basetable->gpt_heads, basetable->gpt_sectors);
-
-	table->secpercyl = heads * sectors;
-	cyls = be16dec(&table->vtoc.ncyls);
-	chs = cyls * table->secpercyl;
-	if (chs < 1 || chs > msize)
-		goto invalid_label;
-
-	basetable->gpt_first = 0;
-	basetable->gpt_last = chs - 1;
-	basetable->gpt_isleaf = 1;
-
-	withtags = (be32dec(&table->vtoc.sanity) == VTOC_SANITY) ? 1 : 0;
-	if (!withtags) {
-		printf("GEOM: %s: adding VTOC8 information.\n", pp->name);
-		be32enc(&table->vtoc.version, VTOC_VERSION);
-		bzero(&table->vtoc.volume, VTOC_VOLUME_LEN);
-		be16enc(&table->vtoc.nparts, VTOC8_NPARTS);
-		bzero(&table->vtoc.part, sizeof(table->vtoc.part));
-		be32enc(&table->vtoc.sanity, VTOC_SANITY);
-	}
-
-	basetable->gpt_entries = be16dec(&table->vtoc.nparts);
-	if (basetable->gpt_entries < g_part_vtoc8_scheme.gps_minent ||
-	    basetable->gpt_entries > g_part_vtoc8_scheme.gps_maxent)
-		goto invalid_label;
-
-	for (index = basetable->gpt_entries - 1; index >= 0; index--) {
-		offset = be32dec(&table->vtoc.map[index].cyl) *
-		    table->secpercyl;
-		size = be32dec(&table->vtoc.map[index].nblks);
-		if (size == 0)
-			continue;
-		if (withtags)
-			tag = be16dec(&table->vtoc.part[index].tag);
-		else
-			tag = (index == VTOC_RAW_PART)
-			    ? VTOC_TAG_BACKUP
-			    : VTOC_TAG_UNASSIGNED;
-
-		if (index == VTOC_RAW_PART && tag != VTOC_TAG_BACKUP)
-			continue;
-		if (index != VTOC_RAW_PART && tag == VTOC_TAG_BACKUP)
-			continue;
-		entry = g_part_new_entry(basetable, index + 1, offset,
-		    offset + size - 1);
-		if (tag == VTOC_TAG_BACKUP)
-			entry->gpe_internal = 1;
-
-		if (!withtags)
-			be16enc(&table->vtoc.part[index].tag, tag);
-	}
-
-	return (0);
-
- invalid_label:
-	printf("GEOM: %s: invalid VTOC8 label.\n", pp->name);
-	return (EINVAL);
-}
-
-static const char *
-g_part_vtoc8_type(struct g_part_table *basetable, struct g_part_entry *entry,
-    char *buf, size_t bufsz)
-{
-	struct g_part_vtoc8_table *table;
-	uint16_t tag;
-
-	table = (struct g_part_vtoc8_table *)basetable;
-	tag = be16dec(&table->vtoc.part[entry->gpe_index - 1].tag);
-	if (tag == VTOC_TAG_FREEBSD_NANDFS)
-		return (g_part_alias_name(G_PART_ALIAS_FREEBSD_NANDFS));
-	if (tag == VTOC_TAG_FREEBSD_SWAP)
-		return (g_part_alias_name(G_PART_ALIAS_FREEBSD_SWAP));
-	if (tag == VTOC_TAG_FREEBSD_UFS)
-		return (g_part_alias_name(G_PART_ALIAS_FREEBSD_UFS));
-	if (tag == VTOC_TAG_FREEBSD_VINUM)
-		return (g_part_alias_name(G_PART_ALIAS_FREEBSD_VINUM));
-	if (tag == VTOC_TAG_FREEBSD_ZFS)
-		return (g_part_alias_name(G_PART_ALIAS_FREEBSD_ZFS));
-	snprintf(buf, bufsz, "!%d", tag);
-	return (buf);
-}
-
-static int
-g_part_vtoc8_write(struct g_part_table *basetable, struct g_consumer *cp)
-{
-	struct g_provider *pp;
-	struct g_part_entry *entry;
-	struct g_part_vtoc8_table *table;
-	uint16_t sum;
-	u_char *p;
-	int error, index, match, offset;
-
-	pp = cp->provider;
-	table = (struct g_part_vtoc8_table *)basetable;
-	entry = LIST_FIRST(&basetable->gpt_entry);
-	for (index = 0; index < basetable->gpt_entries; index++) {
-		match = (entry != NULL && index == entry->gpe_index - 1)
-		    ? 1 : 0;
-		if (match) {
-			if (entry->gpe_deleted) {
-				be16enc(&table->vtoc.part[index].tag, 0);
-				be16enc(&table->vtoc.part[index].flag, 0);
-				be32enc(&table->vtoc.map[index].cyl, 0);
-				be32enc(&table->vtoc.map[index].nblks, 0);
-			}
-			entry = LIST_NEXT(entry, gpe_entry);
-		}
-	}
-
-	/* Calculate checksum. */
-	sum = 0;
-	p = (void *)&table->vtoc;
-	for (offset = 0; offset < sizeof(table->vtoc) - 2; offset += 2)
-		sum ^= be16dec(p + offset);
-	be16enc(&table->vtoc.cksum, sum);
-
-	error = g_write_data(cp, 0, p, pp->sectorsize);
-	return (error);
-}