Merge branch 'linux-libspl' into refs/top-bases/linux-zfs-branch

This commit is contained in:
Brian Behlendorf 2009-10-14 15:59:13 -07:00
commit f4f805a70e
2 changed files with 304 additions and 12 deletions

View File

@ -0,0 +1,159 @@
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (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 2004 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_MHD_H
#define _SYS_MHD_H
#ifdef __cplusplus
extern "C" {
#endif
/*
* Definitions for multi-host device I/O control commands
*/
#define MHIOC ('M'<<8)
#define MHIOCENFAILFAST (MHIOC|1)
#define MHIOCTKOWN (MHIOC|2)
#define MHIOCRELEASE (MHIOC|3)
#define MHIOCSTATUS (MHIOC|4)
#define MHIOCGRP_INKEYS (MHIOC|5)
#define MHIOCGRP_INRESV (MHIOC|6)
#define MHIOCGRP_REGISTER (MHIOC|7)
#define MHIOCGRP_RESERVE (MHIOC|8)
#define MHIOCGRP_PREEMPTANDABORT (MHIOC|9)
#define MHIOCGRP_PREEMPT (MHIOC|10)
#define MHIOCGRP_CLEAR (MHIOC|11)
#define MHIOCGRP_REGISTERANDIGNOREKEY (MHIOC|14)
#define MHIOCQRESERVE (MHIOC|12)
#define MHIOCREREGISTERDEVID (MHIOC|13)
/*
* Following is the structure to specify the delay parameters in
* milliseconds, via the MHIOCTKOWN ioctl.
*/
struct mhioctkown {
int reinstate_resv_delay;
int min_ownership_delay;
int max_ownership_delay;
};
#define MHIOC_RESV_KEY_SIZE 8
typedef struct mhioc_resv_key {
uchar_t key[MHIOC_RESV_KEY_SIZE];
} mhioc_resv_key_t;
typedef struct mhioc_key_list {
uint32_t listsize;
uint32_t listlen;
mhioc_resv_key_t *list;
} mhioc_key_list_t;
typedef struct mhioc_inkeys {
uint32_t generation;
mhioc_key_list_t *li;
} mhioc_inkeys_t;
#if defined(_SYSCALL32)
struct mhioc_key_list32 {
uint32_t listsize;
uint32_t listlen;
caddr32_t list;
} mhioc_key_list32_t;
struct mhioc_inkeys32 {
uint32_t generation;
caddr32_t li;
} mhioc_inkeys32_t;
#endif
typedef struct mhioc_resv_desc {
mhioc_resv_key_t key;
uint8_t type;
uint8_t scope;
uint32_t scope_specific_addr;
} mhioc_resv_desc_t;
typedef struct mhioc_resv_desc_list {
uint32_t listsize;
uint32_t listlen;
mhioc_resv_desc_t *list;
} mhioc_resv_desc_list_t;
typedef struct mhioc_inresvs {
uint32_t generation;
mhioc_resv_desc_list_t *li;
} mhioc_inresvs_t;
#if defined(_SYSCALL32)
struct mhioc_resv_desc_list32 {
uint32_t listsize;
uint32_t listlen;
caddr32_t list;
} mhioc_resv_desc_list32_t;
typedef struct mhioc_inresvs32 {
uint32_t generation;
caddr32_t li;
} mhioc_inresvs32_t;
#endif
typedef struct mhioc_register {
mhioc_resv_key_t oldkey;
mhioc_resv_key_t newkey;
boolean_t aptpl; /* True if persistent across power failures */
} mhioc_register_t;
typedef struct mhioc_preemptandabort {
mhioc_resv_desc_t resvdesc;
mhioc_resv_key_t victim_key;
} mhioc_preemptandabort_t;
typedef struct mhioc_registerandignorekey {
mhioc_resv_key_t newkey;
boolean_t aptpl; /* True if persistent across power failures */
} mhioc_registerandignorekey_t;
/*
* SCSI-3 PGR Reservation Type Codes. Codes with the _OBSOLETE suffix
* have been removed from the SCSI3 PGR standard.
*/
#define SCSI3_RESV_READSHARED_OBSOLETE 0
#define SCSI3_RESV_WRITEEXCLUSIVE 1
#define SCSI3_RESV_READEXCLUSIVE_OBSOLETE 2
#define SCSI3_RESV_EXCLUSIVEACCESS 3
#define SCSI3_RESV_SHAREDACCESS_OBSOLETE 4
#define SCSI3_RESV_WRITEEXCLUSIVEREGISTRANTSONLY 5
#define SCSI3_RESV_EXCLUSIVEACCESSREGISTRANTSONLY 6
#define SCSI3_SCOPE_LOGICALUNIT 0
#define SCSI3_SCOPE_EXTENT_OBSOLETE 1
#define SCSI3_SCOPE_ELEMENT 2
#ifdef __cplusplus
}
#endif
#endif /* _SYS_MHD_H */

View File

@ -2,9 +2,8 @@
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
* 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.
@ -19,8 +18,9 @@
*
* CDDL HEADER END
*/
/*
* Copyright 1997-1998,2002 Sun Microsystems, Inc. All rights reserved.
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
@ -32,8 +32,6 @@
#ifndef _SYS_VTOC_H
#define _SYS_VTOC_H
#include <sys/dklabel.h>
#ifdef __cplusplus
@ -64,6 +62,7 @@ extern "C" {
#define VTOC_SANE 0x600DDEEE /* Indicates a sane VTOC */
#define V_VERSION 0x01 /* layout version number */
#define V_EXTVERSION V_VERSION /* extvtoc layout version number */
/*
* Partition identification tags
@ -94,10 +93,12 @@ extern "C" {
#define VT_EIO (-3) /* I/O error accessing vtoc */
#define VT_EINVAL (-4) /* illegal value in vtoc or request */
#define VT_ENOTSUP (-5) /* VTOC op. not supported */
#define VT_ENOSPC (-6) /* requested space not found */
#define VT_EOVERFLOW (-7) /* VTOC op. data struct limited */
struct partition {
ushort_t p_tag; /* ID tag of partition */
ushort_t p_flag; /* permision flags */
ushort_t p_flag; /* permission flags */
daddr_t p_start; /* start sector no of partition */
long p_size; /* # of blocks in partition */
};
@ -115,10 +116,83 @@ struct vtoc {
char v_asciilabel[LEN_DKL_ASCII]; /* for compatibility */
};
struct extpartition {
ushort_t p_tag; /* ID tag of partition */
ushort_t p_flag; /* permission flags */
ushort_t p_pad[2];
diskaddr_t p_start; /* start sector no of partition */
diskaddr_t p_size; /* # of blocks in partition */
};
struct extvtoc {
uint64_t v_bootinfo[3]; /* info needed by mboot (unsupported) */
uint64_t v_sanity; /* to verify vtoc sanity */
uint64_t v_version; /* layout version */
char v_volume[LEN_DKL_VVOL]; /* volume name */
ushort_t v_sectorsz; /* sector size in bytes */
ushort_t v_nparts; /* number of partitions */
ushort_t pad[2];
uint64_t v_reserved[10];
struct extpartition v_part[V_NUMPAR]; /* partition headers */
uint64_t timestamp[V_NUMPAR]; /* partition timestamp (unsupported) */
char v_asciilabel[LEN_DKL_ASCII]; /* for compatibility */
};
#ifdef _KERNEL
#define extvtoctovtoc(extv, v) \
{ \
int i; \
v.v_bootinfo[0] = (unsigned long)extv.v_bootinfo[0]; \
v.v_bootinfo[1] = (unsigned long)extv.v_bootinfo[1]; \
v.v_bootinfo[2] = (unsigned long)extv.v_bootinfo[2]; \
v.v_sanity = (unsigned long)extv.v_sanity; \
v.v_version = (unsigned long)extv.v_version; \
bcopy(extv.v_volume, v.v_volume, LEN_DKL_VVOL); \
v.v_sectorsz = extv.v_sectorsz; \
v.v_nparts = extv.v_nparts; \
for (i = 0; i < 10; i++) \
v.v_reserved[i] = (unsigned long)extv.v_reserved[i]; \
for (i = 0; i < V_NUMPAR; i++) { \
v.v_part[i].p_tag = extv.v_part[i].p_tag; \
v.v_part[i].p_flag = extv.v_part[i].p_flag; \
v.v_part[i].p_start = (daddr_t)extv.v_part[i].p_start; \
v.v_part[i].p_size = (long)extv.v_part[i].p_size; \
v.timestamp[i] = (time_t)extv.timestamp[i]; \
} \
bcopy(extv.v_asciilabel, v.v_asciilabel, LEN_DKL_ASCII); \
}
#define vtoctoextvtoc(v, extv) \
{ \
int i; \
extv.v_bootinfo[0] = (uint64_t)v.v_bootinfo[0]; \
extv.v_bootinfo[1] = (uint64_t)v.v_bootinfo[1]; \
extv.v_bootinfo[2] = (uint64_t)v.v_bootinfo[2]; \
extv.v_sanity = (uint64_t)v.v_sanity; \
extv.v_version = (uint64_t)v.v_version; \
bcopy(v.v_volume, extv.v_volume, LEN_DKL_VVOL); \
extv.v_sectorsz = v.v_sectorsz; \
extv.v_nparts = v.v_nparts; \
for (i = 0; i < 10; i++) \
extv.v_reserved[i] = (uint64_t)v.v_reserved[i]; \
for (i = 0; i < V_NUMPAR; i++) { \
extv.v_part[i].p_tag = v.v_part[i].p_tag; \
extv.v_part[i].p_flag = v.v_part[i].p_flag; \
extv.v_part[i].p_start = \
(diskaddr_t)(unsigned long)v.v_part[i].p_start; \
extv.v_part[i].p_size = \
(diskaddr_t)(unsigned long)v.v_part[i].p_size; \
extv.timestamp[i] = (uint64_t)v.timestamp[i]; \
} \
bcopy(v.v_asciilabel, extv.v_asciilabel, LEN_DKL_ASCII); \
}
#endif /* _KERNEL */
#if defined(_SYSCALL32)
struct partition32 {
uint16_t p_tag; /* ID tag of partition */
uint16_t p_flag; /* permision flags */
uint16_t p_flag; /* permission flags */
daddr32_t p_start; /* start sector no of partition */
int32_t p_size; /* # of blocks in partition */
};
@ -153,14 +227,39 @@ struct vtoc32 {
for (i = 0; i < V_NUMPAR; i++) { \
v.v_part[i].p_tag = (ushort_t)v32.v_part[i].p_tag; \
v.v_part[i].p_flag = (ushort_t)v32.v_part[i].p_flag; \
v.v_part[i].p_start = (daddr_t)v32.v_part[i].p_start; \
v.v_part[i].p_size = (long)v32.v_part[i].p_size; \
v.v_part[i].p_start = (unsigned)v32.v_part[i].p_start; \
v.v_part[i].p_size = (unsigned)v32.v_part[i].p_size; \
} \
for (i = 0; i < V_NUMPAR; i++) \
v.timestamp[i] = (time_t)v32.timestamp[i]; \
bcopy(v32.v_asciilabel, v.v_asciilabel, LEN_DKL_ASCII); \
}
#define vtoc32toextvtoc(v32, extv) \
{ \
int i; \
extv.v_bootinfo[0] = v32.v_bootinfo[0]; \
extv.v_bootinfo[1] = v32.v_bootinfo[1]; \
extv.v_bootinfo[2] = v32.v_bootinfo[2]; \
extv.v_sanity = v32.v_sanity; \
extv.v_version = v32.v_version; \
bcopy(v32.v_volume, extv.v_volume, LEN_DKL_VVOL); \
extv.v_sectorsz = v32.v_sectorsz; \
extv.v_nparts = v32.v_nparts; \
extv.v_version = v32.v_version; \
for (i = 0; i < 10; i++) \
extv.v_reserved[i] = v32.v_reserved[i]; \
for (i = 0; i < V_NUMPAR; i++) { \
extv.v_part[i].p_tag = (ushort_t)v32.v_part[i].p_tag; \
extv.v_part[i].p_flag = (ushort_t)v32.v_part[i].p_flag; \
extv.v_part[i].p_start = (diskaddr_t)v32.v_part[i].p_start; \
extv.v_part[i].p_size = (diskaddr_t)v32.v_part[i].p_size; \
extv.timestamp[i] = (time_t)v32.timestamp[i]; \
} \
bcopy(v32.v_asciilabel, extv.v_asciilabel, LEN_DKL_ASCII); \
}
#define vtoctovtoc32(v, v32) \
{ \
int i; \
@ -178,8 +277,8 @@ struct vtoc32 {
for (i = 0; i < V_NUMPAR; i++) { \
v32.v_part[i].p_tag = (ushort_t)v.v_part[i].p_tag; \
v32.v_part[i].p_flag = (ushort_t)v.v_part[i].p_flag; \
v32.v_part[i].p_start = (daddr32_t)v.v_part[i].p_start; \
v32.v_part[i].p_size = (int32_t)v.v_part[i].p_size; \
v32.v_part[i].p_start = (unsigned)v.v_part[i].p_start; \
v32.v_part[i].p_size = (unsigned)v.v_part[i].p_size; \
} \
for (i = 0; i < V_NUMPAR; i++) { \
if (v.timestamp[i] > TIME32_MAX) \
@ -190,6 +289,36 @@ struct vtoc32 {
bcopy(v.v_asciilabel, v32.v_asciilabel, LEN_DKL_ASCII); \
}
#define extvtoctovtoc32(extv, v32) \
{ \
int i; \
v32.v_bootinfo[0] = extv.v_bootinfo[0]; \
v32.v_bootinfo[1] = extv.v_bootinfo[1]; \
v32.v_bootinfo[2] = extv.v_bootinfo[2]; \
v32.v_sanity = extv.v_sanity; \
v32.v_version = extv.v_version; \
bcopy(extv.v_volume, v32.v_volume, LEN_DKL_VVOL); \
v32.v_sectorsz = extv.v_sectorsz; \
v32.v_nparts = extv.v_nparts; \
v32.v_version = extv.v_version; \
for (i = 0; i < 10; i++) \
v32.v_reserved[i] = extv.v_reserved[i]; \
for (i = 0; i < V_NUMPAR; i++) { \
v32.v_part[i].p_tag = (ushort_t)extv.v_part[i].p_tag; \
v32.v_part[i].p_flag = (ushort_t)extv.v_part[i].p_flag; \
v32.v_part[i].p_start = (unsigned)extv.v_part[i].p_start; \
v32.v_part[i].p_size = (unsigned)extv.v_part[i].p_size; \
} \
for (i = 0; i < V_NUMPAR; i++) { \
if (extv.timestamp[i] > TIME32_MAX) \
v32.timestamp[i] = TIME32_MAX; \
else \
v32.timestamp[i] = (time32_t)extv.timestamp[i]; \
} \
bcopy(extv.v_asciilabel, v32.v_asciilabel, LEN_DKL_ASCII); \
}
#endif /* _SYSCALL32 */
/*
@ -202,11 +331,15 @@ struct vtoc32 {
extern int read_vtoc(int, struct vtoc *);
extern int write_vtoc(int, struct vtoc *);
extern int read_extvtoc(int, struct extvtoc *);
extern int write_extvtoc(int, struct extvtoc *);
#else
extern int read_vtoc();
extern int write_vtoc();
extern int read_extvtoc();
extern int write_extvtoc();
#endif /* __STDC__ */