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a3a5f58c21
Add internal devtypes reporting command to display built-in recognised
block device types. (The output does not include any additional
types added by a configuration file.)
> lvm devtypes -o help
Device Types Fields
-------------------
devtype_all - All fields in this section.
devtype_name - Name of Device Type exactly as it appears in /proc/devices.
devtype_max_partitions - Maximum number of partitions. (How many device minor numbers get reserved for each device.)
devtype_description - Description of Device Type.
> lvm devtypes
DevType MaxParts Description
aoe 16 ATA over Ethernet
ataraid 16 ATA Raid
bcache 1 bcache block device cache
blkext 1 Extended device partitions
...
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/*
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* Copyright (C) 2002-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2009 Red Hat, Inc. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef _LVM_REPORT_H
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#define _LVM_REPORT_H
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#include "metadata-exported.h"
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typedef enum {
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LVS = 1,
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PVS = 2,
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VGS = 4,
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SEGS = 8,
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PVSEGS = 16,
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LABEL = 32,
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DEVTYPES = 64
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} report_type_t;
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struct field;
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struct report_handle;
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typedef int (*field_report_fn) (struct report_handle * dh, struct field * field,
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const void *data);
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void *report_init(struct cmd_context *cmd, const char *format, const char *keys,
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report_type_t *report_type, const char *separator,
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int aligned, int buffered, int headings, int field_prefixes,
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int quoted, int columns_as_rows);
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void report_free(void *handle);
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int report_object(void *handle, struct volume_group *vg,
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struct logical_volume *lv, struct physical_volume *pv,
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struct lv_segment *seg, struct pv_segment *pvseg);
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int report_devtypes(void *handle);
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int report_output(void *handle);
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#endif
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