98d8c12355
bits, rebuilding components in-place, adding hot spares, shutdownhooks, etc.
136 lines
5.8 KiB
C
136 lines
5.8 KiB
C
/* $NetBSD: rf_netbsd.h,v 1.5 1999/03/02 03:18:48 oster Exp $ */
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/*-
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* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Greg Oster
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RF__RF_NETBSDSTUFF_H_
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#define _RF__RF_NETBSDSTUFF_H_
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#ifdef _KERNEL
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#include <sys/fcntl.h>
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#include <sys/systm.h>
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#include <sys/namei.h>
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#include <sys/vnode.h>
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#endif /* _KERNEL */
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/* The per-component label information that the user can set */
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typedef struct RF_ComponentInfo_s {
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int row; /* the row number of this component */
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int column; /* the column number of this component */
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int serial_number; /* a user-specified serial number for this
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RAID set */
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} RF_ComponentInfo_t;
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/* The per-component label information */
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typedef struct RF_ComponentLabel_s {
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int version; /* The version of this label. */
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int serial_number; /* a user-specified serial number for this
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RAID set */
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int mod_counter; /* modification counter. Changed (usually
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by incrementing) every time the label
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is changed */
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int row; /* the row number of this component */
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int column; /* the column number of this component */
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int num_rows; /* number of rows in this RAID set */
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int num_columns; /* number of columns in this RAID set */
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int clean; /* 1 when clean, 0 when dirty */
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int status; /* rf_ds_optimal, rf_ds_dist_spared, whatever. */
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} RF_ComponentLabel_t;
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typedef struct RF_SingleComponent_s {
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int row;
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int column;
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char component_name[50]; /* name of the component */
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} RF_SingleComponent_t;
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#ifdef _KERNEL
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/* XXX this is *not* the place for these... */
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int rf_add_hot_spare(RF_Raid_t *raidPtr, RF_SingleComponent_t *sparePtr);
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int rf_remove_hot_spare(RF_Raid_t *raidPtr, RF_SingleComponent_t *sparePtr);
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struct raidcinfo {
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struct vnode *ci_vp; /* component device's vnode */
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dev_t ci_dev; /* component device's dev_t */
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RF_ComponentLabel_t ci_label; /* components RAIDframe label */
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#if 0
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size_t ci_size; /* size */
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char *ci_path; /* path to component */
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size_t ci_pathlen; /* length of component path */
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#endif
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};
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#endif /* _KERNEL */
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#endif /* _RF__RF_NETBSDSTUFF_H_ */
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