UAPI: (Scripted) Disintegrate include/linux/raid

Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Thomas Gleixner <tglx@linutronix.de> Acked-by: Michael Kerrisk <mtk.manpages@gmail.com> Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Dave Jones <davej@redhat.com>
author: David Howells <dhowells@redhat.com> 2012-10-09 04:49:02 -0400
committer: David Howells <dhowells@redhat.com> 2012-10-09 04:49:02 -0400
commit: fc5a40a2301aa241eedb16caf9169ca5763707c1 (patch)
tree: 1fab97cd17919f36668f5f71d8062ecd10b50003
parent: 9e2d8656f5e8aa214e66b462680cf86b210b74a8 (diff)
5 files changed, 158 insertions, 142 deletions
diff --git a/include/linux/raid/Kbuild b/include/linux/raid/Kbuild
index 2415a64c5e51..e69de29bb2d1 100644
--- a/include/linux/raid/Kbuild
+++ b/include/linux/raid/Kbuild
@@ -1,2 +0,0 @@
-header-y += md_p.h
-header-y += md_u.h
diff --git a/include/linux/raid/md_u.h b/include/linux/raid/md_u.h
index fb1abb3367e9..358c04bfbe2a 100644
--- a/include/linux/raid/md_u.h
+++ b/include/linux/raid/md_u.h
@@ -11,149 +11,10 @@
   (for example /usr/src/linux/COPYING); if not, write to the Free
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
 */
 #ifndef _MD_U_H
 #define _MD_U_H
-/*
+#include <uapi/linux/raid/md_u.h>
- * Different major versions are not compatible.
- * Different minor versions are only downward compatible.
- * Different patchlevel versions are downward and upward compatible.
- */
-#define MD_MAJOR_VERSION                0
-#define MD_MINOR_VERSION                90
-/*
- * MD_PATCHLEVEL_VERSION indicates kernel functionality.
- * >=1 means different superblock formats are selectable using SET_ARRAY_INFO
- *     and major_version/minor_version accordingly
- * >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
- *     in the super status byte
- * >=3 means that bitmap superblock version 4 is supported, which uses
- *     little-ending representation rather than host-endian
- */
-#define MD_PATCHLEVEL_VERSION           3
-/* ioctls */
-/* status */
-#define RAID_VERSION            _IOR (MD_MAJOR, 0x10, mdu_version_t)
-#define GET_ARRAY_INFO          _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
-#define GET_DISK_INFO           _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
-#define PRINT_RAID_DEBUG        _IO (MD_MAJOR, 0x13)
-#define RAID_AUTORUN            _IO (MD_MAJOR, 0x14)
-#define GET_BITMAP_FILE         _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
-/* configuration */
-#define CLEAR_ARRAY             _IO (MD_MAJOR, 0x20)
-#define ADD_NEW_DISK            _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
-#define HOT_REMOVE_DISK         _IO (MD_MAJOR, 0x22)
-#define SET_ARRAY_INFO          _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
-#define SET_DISK_INFO           _IO (MD_MAJOR, 0x24)
-#define WRITE_RAID_INFO         _IO (MD_MAJOR, 0x25)
-#define UNPROTECT_ARRAY         _IO (MD_MAJOR, 0x26)
-#define PROTECT_ARRAY           _IO (MD_MAJOR, 0x27)
-#define HOT_ADD_DISK            _IO (MD_MAJOR, 0x28)
-#define SET_DISK_FAULTY         _IO (MD_MAJOR, 0x29)
-#define HOT_GENERATE_ERROR      _IO (MD_MAJOR, 0x2a)
-#define SET_BITMAP_FILE         _IOW (MD_MAJOR, 0x2b, int)
-/* usage */
-#define RUN_ARRAY               _IOW (MD_MAJOR, 0x30, mdu_param_t)
-/*  0x31 was START_ARRAY  */
-#define STOP_ARRAY              _IO (MD_MAJOR, 0x32)
-#define STOP_ARRAY_RO           _IO (MD_MAJOR, 0x33)
-#define RESTART_ARRAY_RW        _IO (MD_MAJOR, 0x34)
-/* 63 partitions with the alternate major number (mdp) */
-#define MdpMinorShift 6
-#ifdef __KERNEL__
 extern int mdp_major;
-#endif
-typedef struct mdu_version_s {
-        int major;
-        int minor;
-        int patchlevel;
-} mdu_version_t;
-typedef struct mdu_array_info_s {
-        /*
-         * Generic constant information
-         */
-        int major_version;
-        int minor_version;
-        int patch_version;
-        int ctime;
-        int level;
-        int size;
-        int nr_disks;
-        int raid_disks;
-        int md_minor;
-        int not_persistent;
-        /*
-         * Generic state information
-         */
-        int utime;              /*  0 Superblock update time                  */
-        int state;              /*  1 State bits (clean, ...)                 */
-        int active_disks;       /*  2 Number of currently active disks        */
-        int working_disks;      /*  3 Number of working disks                 */
-        int failed_disks;       /*  4 Number of failed disks                  */
-        int spare_disks;        /*  5 Number of spare disks                   */
-        /*
-         * Personality information
-         */
-        int layout;             /*  0 the array's physical layout             */
-        int chunk_size; /*  1 chunk size in bytes                     */
-} mdu_array_info_t;
-/* non-obvious values for 'level' */
-#define LEVEL_MULTIPATH         (-4)
-#define LEVEL_LINEAR            (-1)
-#define LEVEL_FAULTY            (-5)
-/* we need a value for 'no level specified' and 0
- * means 'raid0', so we need something else.  This is
- * for internal use only
- */
-#define LEVEL_NONE              (-1000000)
-typedef struct mdu_disk_info_s {
-        /*
-         * configuration/status of one particular disk
-         */
-        int number;
-        int major;
-        int minor;
-        int raid_disk;
-        int state;
-} mdu_disk_info_t;
-typedef struct mdu_start_info_s {
-        /*
-         * configuration/status of one particular disk
-         */
-        int major;
-        int minor;
-        int raid_disk;
-        int state;
-} mdu_start_info_t;
-typedef struct mdu_bitmap_file_s
-{
-        char pathname[4096];
-} mdu_bitmap_file_t;
-typedef struct mdu_param_s
-{
-        int                     personality;    /* 1,2,3,4 */
-        int                     chunk_size;     /* in bytes */
-        int                     max_fault;      /* unused for now */
-} mdu_param_t;
 #endif 
diff --git a/include/uapi/linux/raid/Kbuild b/include/uapi/linux/raid/Kbuild
index aafaa5aa54d4..e2c3d25405d7 100644
--- a/include/uapi/linux/raid/Kbuild
+++ b/include/uapi/linux/raid/Kbuild
@@ -1 +1,3 @@
 # UAPI Header export list
+header-y += md_p.h
+header-y += md_u.h
diff --git a/include/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h
index ee753536ab70..ee753536ab70 100644
--- a/include/linux/raid/md_p.h
+++ b/include/uapi/linux/raid/md_p.h
diff --git a/include/uapi/linux/raid/md_u.h b/include/uapi/linux/raid/md_u.h
new file mode 100644
index 000000000000..4133e744e4e6
--- /dev/null
+++ b/include/uapi/linux/raid/md_u.h
@@ -0,0 +1,155 @@
+/*
+   md_u.h : user <=> kernel API between Linux raidtools and RAID drivers
+          Copyright (C) 1998 Ingo Molnar
+          
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2, or (at your option)
+   any later version.
+   
+   You should have received a copy of the GNU General Public License
+   (for example /usr/src/linux/COPYING); if not, write to the Free
+   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
+*/
+#ifndef _UAPI_MD_U_H
+#define _UAPI_MD_U_H
+/*
+ * Different major versions are not compatible.
+ * Different minor versions are only downward compatible.
+ * Different patchlevel versions are downward and upward compatible.
+ */
+#define MD_MAJOR_VERSION                0
+#define MD_MINOR_VERSION                90
+/*
+ * MD_PATCHLEVEL_VERSION indicates kernel functionality.
+ * >=1 means different superblock formats are selectable using SET_ARRAY_INFO
+ *     and major_version/minor_version accordingly
+ * >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
+ *     in the super status byte
+ * >=3 means that bitmap superblock version 4 is supported, which uses
+ *     little-ending representation rather than host-endian
+ */
+#define MD_PATCHLEVEL_VERSION           3
+/* ioctls */
+/* status */
+#define RAID_VERSION            _IOR (MD_MAJOR, 0x10, mdu_version_t)
+#define GET_ARRAY_INFO          _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
+#define GET_DISK_INFO           _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
+#define PRINT_RAID_DEBUG        _IO (MD_MAJOR, 0x13)
+#define RAID_AUTORUN            _IO (MD_MAJOR, 0x14)
+#define GET_BITMAP_FILE         _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
+/* configuration */
+#define CLEAR_ARRAY             _IO (MD_MAJOR, 0x20)
+#define ADD_NEW_DISK            _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
+#define HOT_REMOVE_DISK         _IO (MD_MAJOR, 0x22)
+#define SET_ARRAY_INFO          _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
+#define SET_DISK_INFO           _IO (MD_MAJOR, 0x24)
+#define WRITE_RAID_INFO         _IO (MD_MAJOR, 0x25)
+#define UNPROTECT_ARRAY         _IO (MD_MAJOR, 0x26)
+#define PROTECT_ARRAY           _IO (MD_MAJOR, 0x27)
+#define HOT_ADD_DISK            _IO (MD_MAJOR, 0x28)
+#define SET_DISK_FAULTY         _IO (MD_MAJOR, 0x29)
+#define HOT_GENERATE_ERROR      _IO (MD_MAJOR, 0x2a)
+#define SET_BITMAP_FILE         _IOW (MD_MAJOR, 0x2b, int)
+/* usage */
+#define RUN_ARRAY               _IOW (MD_MAJOR, 0x30, mdu_param_t)
+/*  0x31 was START_ARRAY  */
+#define STOP_ARRAY              _IO (MD_MAJOR, 0x32)
+#define STOP_ARRAY_RO           _IO (MD_MAJOR, 0x33)
+#define RESTART_ARRAY_RW        _IO (MD_MAJOR, 0x34)
+/* 63 partitions with the alternate major number (mdp) */
+#define MdpMinorShift 6
+typedef struct mdu_version_s {
+        int major;
+        int minor;
+        int patchlevel;
+} mdu_version_t;
+typedef struct mdu_array_info_s {
+        /*
+         * Generic constant information
+         */
+        int major_version;
+        int minor_version;
+        int patch_version;
+        int ctime;
+        int level;
+        int size;
+        int nr_disks;
+        int raid_disks;
+        int md_minor;
+        int not_persistent;
+        /*
+         * Generic state information
+         */
+        int utime;              /*  0 Superblock update time                  */
+        int state;              /*  1 State bits (clean, ...)                 */
+        int active_disks;       /*  2 Number of currently active disks        */
+        int working_disks;      /*  3 Number of working disks                 */
+        int failed_disks;       /*  4 Number of failed disks                  */
+        int spare_disks;        /*  5 Number of spare disks                   */
+        /*
+         * Personality information
+         */
+        int layout;             /*  0 the array's physical layout             */
+        int chunk_size; /*  1 chunk size in bytes                     */
+} mdu_array_info_t;
+/* non-obvious values for 'level' */
+#define LEVEL_MULTIPATH         (-4)
+#define LEVEL_LINEAR            (-1)
+#define LEVEL_FAULTY            (-5)
+/* we need a value for 'no level specified' and 0
+ * means 'raid0', so we need something else.  This is
+ * for internal use only
+ */
+#define LEVEL_NONE              (-1000000)
+typedef struct mdu_disk_info_s {
+        /*
+         * configuration/status of one particular disk
+         */
+        int number;
+        int major;
+        int minor;
+        int raid_disk;
+        int state;
+} mdu_disk_info_t;
+typedef struct mdu_start_info_s {
+        /*
+         * configuration/status of one particular disk
+         */
+        int major;
+        int minor;
+        int raid_disk;
+        int state;
+} mdu_start_info_t;
+typedef struct mdu_bitmap_file_s
+{
+        char pathname[4096];
+} mdu_bitmap_file_t;
+typedef struct mdu_param_s
+{
+        int                     personality;    /* 1,2,3,4 */
+        int                     chunk_size;     /* in bytes */
+        int                     max_fault;      /* unused for now */
+} mdu_param_t;
+#endif /* _UAPI_MD_U_H */
author	David Howells <dhowells@redhat.com>	2012-10-09 04:49:02 -0400
committer	David Howells <dhowells@redhat.com>	2012-10-09 04:49:02 -0400
commit	fc5a40a2301aa241eedb16caf9169ca5763707c1 (patch)
tree	1fab97cd17919f36668f5f71d8062ecd10b50003
parent	9e2d8656f5e8aa214e66b462680cf86b210b74a8 (diff)

diff --git a/include/linux/raid/Kbuild b/include/linux/raid/Kbuild index 2415a64c5e51..e69de29bb2d1 100644 --- a/include/linux/raid/Kbuild +++ b/include/linux/raid/Kbuild
@@ -1,2 +0,0 @@
1	header-y += md_p.h
2	header-y += md_u.h


diff --git a/include/linux/raid/md_u.h b/include/linux/raid/md_u.h index fb1abb3367e9..358c04bfbe2a 100644 --- a/include/linux/raid/md_u.h +++ b/include/linux/raid/md_u.h
@@ -11,149 +11,10 @@
11	(for example /usr/src/linux/COPYING); if not, write to the Free	11	(for example /usr/src/linux/COPYING); if not, write to the Free
12	Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	12	Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
13	*/	13	*/
14
15	#ifndef _MD_U_H	14	#ifndef _MD_U_H
16	#define _MD_U_H	15	#define _MD_U_H
17		16
18	/*	17	#include <uapi/linux/raid/md_u.h>
19	* Different major versions are not compatible.
20	* Different minor versions are only downward compatible.
21	* Different patchlevel versions are downward and upward compatible.
22	*/
23	#define MD_MAJOR_VERSION 0
24	#define MD_MINOR_VERSION 90
25	/*
26	* MD_PATCHLEVEL_VERSION indicates kernel functionality.
27	* >=1 means different superblock formats are selectable using SET_ARRAY_INFO
28	* and major_version/minor_version accordingly
29	* >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
30	* in the super status byte
31	* >=3 means that bitmap superblock version 4 is supported, which uses
32	* little-ending representation rather than host-endian
33	*/
34	#define MD_PATCHLEVEL_VERSION 3
35
36	/* ioctls */
37
38	/* status */
39	#define RAID_VERSION _IOR (MD_MAJOR, 0x10, mdu_version_t)
40	#define GET_ARRAY_INFO _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
41	#define GET_DISK_INFO _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
42	#define PRINT_RAID_DEBUG _IO (MD_MAJOR, 0x13)
43	#define RAID_AUTORUN _IO (MD_MAJOR, 0x14)
44	#define GET_BITMAP_FILE _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
45
46	/* configuration */
47	#define CLEAR_ARRAY _IO (MD_MAJOR, 0x20)
48	#define ADD_NEW_DISK _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
49	#define HOT_REMOVE_DISK _IO (MD_MAJOR, 0x22)
50	#define SET_ARRAY_INFO _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
51	#define SET_DISK_INFO _IO (MD_MAJOR, 0x24)
52	#define WRITE_RAID_INFO _IO (MD_MAJOR, 0x25)
53	#define UNPROTECT_ARRAY _IO (MD_MAJOR, 0x26)
54	#define PROTECT_ARRAY _IO (MD_MAJOR, 0x27)
55	#define HOT_ADD_DISK _IO (MD_MAJOR, 0x28)
56	#define SET_DISK_FAULTY _IO (MD_MAJOR, 0x29)
57	#define HOT_GENERATE_ERROR _IO (MD_MAJOR, 0x2a)
58	#define SET_BITMAP_FILE _IOW (MD_MAJOR, 0x2b, int)
59		18
60	/* usage */
61	#define RUN_ARRAY _IOW (MD_MAJOR, 0x30, mdu_param_t)
62	/* 0x31 was START_ARRAY */
63	#define STOP_ARRAY _IO (MD_MAJOR, 0x32)
64	#define STOP_ARRAY_RO _IO (MD_MAJOR, 0x33)
65	#define RESTART_ARRAY_RW _IO (MD_MAJOR, 0x34)
66
67	/* 63 partitions with the alternate major number (mdp) */
68	#define MdpMinorShift 6
69	#ifdef __KERNEL__
70	extern int mdp_major;	19	extern int mdp_major;
71	#endif
72
73	typedef struct mdu_version_s {
74	int major;
75	int minor;
76	int patchlevel;
77	} mdu_version_t;
78
79	typedef struct mdu_array_info_s {
80	/*
81	* Generic constant information
82	*/
83	int major_version;
84	int minor_version;
85	int patch_version;
86	int ctime;
87	int level;
88	int size;
89	int nr_disks;
90	int raid_disks;
91	int md_minor;
92	int not_persistent;
93
94	/*
95	* Generic state information
96	*/
97	int utime; /* 0 Superblock update time */
98	int state; /* 1 State bits (clean, ...) */
99	int active_disks; /* 2 Number of currently active disks */
100	int working_disks; /* 3 Number of working disks */
101	int failed_disks; /* 4 Number of failed disks */
102	int spare_disks; /* 5 Number of spare disks */
103
104	/*
105	* Personality information
106	*/
107	int layout; /* 0 the array's physical layout */
108	int chunk_size; /* 1 chunk size in bytes */
109
110	} mdu_array_info_t;
111
112	/* non-obvious values for 'level' */
113	#define LEVEL_MULTIPATH (-4)
114	#define LEVEL_LINEAR (-1)
115	#define LEVEL_FAULTY (-5)
116
117	/* we need a value for 'no level specified' and 0
118	* means 'raid0', so we need something else. This is
119	* for internal use only
120	*/
121	#define LEVEL_NONE (-1000000)
122
123	typedef struct mdu_disk_info_s {
124	/*
125	* configuration/status of one particular disk
126	*/
127	int number;
128	int major;
129	int minor;
130	int raid_disk;
131	int state;
132
133	} mdu_disk_info_t;
134
135	typedef struct mdu_start_info_s {
136	/*
137	* configuration/status of one particular disk
138	*/
139	int major;
140	int minor;
141	int raid_disk;
142	int state;
143
144	} mdu_start_info_t;
145
146	typedef struct mdu_bitmap_file_s
147	{
148	char pathname[4096];
149	} mdu_bitmap_file_t;
150
151	typedef struct mdu_param_s
152	{
153	int personality; /* 1,2,3,4 */
154	int chunk_size; /* in bytes */
155	int max_fault; /* unused for now */
156	} mdu_param_t;
157
158	#endif	20	#endif
159


diff --git a/include/uapi/linux/raid/Kbuild b/include/uapi/linux/raid/Kbuild index aafaa5aa54d4..e2c3d25405d7 100644 --- a/include/uapi/linux/raid/Kbuild +++ b/include/uapi/linux/raid/Kbuild
@@ -1 +1,3 @@
1	# UAPI Header export list	1	# UAPI Header export list
		2	header-y += md_p.h
		3	header-y += md_u.h


diff --git a/include/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h index ee753536ab70..ee753536ab70 100644 --- a/include/linux/raid/md_p.h +++ b/include/uapi/linux/raid/md_p.h


diff --git a/include/uapi/linux/raid/md_u.h b/include/uapi/linux/raid/md_u.h new file mode 100644 index 000000000000..4133e744e4e6 --- /dev/null +++ b/include/uapi/linux/raid/md_u.h
@@ -0,0 +1,155 @@
		1	/*
		2	md_u.h : user <=> kernel API between Linux raidtools and RAID drivers
		3	Copyright (C) 1998 Ingo Molnar
		4
		5	This program is free software; you can redistribute it and/or modify
		6	it under the terms of the GNU General Public License as published by
		7	the Free Software Foundation; either version 2, or (at your option)
		8	any later version.
		9
		10	You should have received a copy of the GNU General Public License
		11	(for example /usr/src/linux/COPYING); if not, write to the Free
		12	Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
		13	*/
		14
		15	#ifndef _UAPI_MD_U_H
		16	#define _UAPI_MD_U_H
		17
		18	/*
		19	* Different major versions are not compatible.
		20	* Different minor versions are only downward compatible.
		21	* Different patchlevel versions are downward and upward compatible.
		22	*/
		23	#define MD_MAJOR_VERSION 0
		24	#define MD_MINOR_VERSION 90
		25	/*
		26	* MD_PATCHLEVEL_VERSION indicates kernel functionality.
		27	* >=1 means different superblock formats are selectable using SET_ARRAY_INFO
		28	* and major_version/minor_version accordingly
		29	* >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
		30	* in the super status byte
		31	* >=3 means that bitmap superblock version 4 is supported, which uses
		32	* little-ending representation rather than host-endian
		33	*/
		34	#define MD_PATCHLEVEL_VERSION 3
		35
		36	/* ioctls */
		37
		38	/* status */
		39	#define RAID_VERSION _IOR (MD_MAJOR, 0x10, mdu_version_t)
		40	#define GET_ARRAY_INFO _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
		41	#define GET_DISK_INFO _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
		42	#define PRINT_RAID_DEBUG _IO (MD_MAJOR, 0x13)
		43	#define RAID_AUTORUN _IO (MD_MAJOR, 0x14)
		44	#define GET_BITMAP_FILE _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
		45
		46	/* configuration */
		47	#define CLEAR_ARRAY _IO (MD_MAJOR, 0x20)
		48	#define ADD_NEW_DISK _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
		49	#define HOT_REMOVE_DISK _IO (MD_MAJOR, 0x22)
		50	#define SET_ARRAY_INFO _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
		51	#define SET_DISK_INFO _IO (MD_MAJOR, 0x24)
		52	#define WRITE_RAID_INFO _IO (MD_MAJOR, 0x25)
		53	#define UNPROTECT_ARRAY _IO (MD_MAJOR, 0x26)
		54	#define PROTECT_ARRAY _IO (MD_MAJOR, 0x27)
		55	#define HOT_ADD_DISK _IO (MD_MAJOR, 0x28)
		56	#define SET_DISK_FAULTY _IO (MD_MAJOR, 0x29)
		57	#define HOT_GENERATE_ERROR _IO (MD_MAJOR, 0x2a)
		58	#define SET_BITMAP_FILE _IOW (MD_MAJOR, 0x2b, int)
		59
		60	/* usage */
		61	#define RUN_ARRAY _IOW (MD_MAJOR, 0x30, mdu_param_t)
		62	/* 0x31 was START_ARRAY */
		63	#define STOP_ARRAY _IO (MD_MAJOR, 0x32)
		64	#define STOP_ARRAY_RO _IO (MD_MAJOR, 0x33)
		65	#define RESTART_ARRAY_RW _IO (MD_MAJOR, 0x34)
		66
		67	/* 63 partitions with the alternate major number (mdp) */
		68	#define MdpMinorShift 6
		69
		70	typedef struct mdu_version_s {
		71	int major;
		72	int minor;
		73	int patchlevel;
		74	} mdu_version_t;
		75
		76	typedef struct mdu_array_info_s {
		77	/*
		78	* Generic constant information
		79	*/
		80	int major_version;
		81	int minor_version;
		82	int patch_version;
		83	int ctime;
		84	int level;
		85	int size;
		86	int nr_disks;
		87	int raid_disks;
		88	int md_minor;
		89	int not_persistent;
		90
		91	/*
		92	* Generic state information
		93	*/
		94	int utime; /* 0 Superblock update time */
		95	int state; /* 1 State bits (clean, ...) */
		96	int active_disks; /* 2 Number of currently active disks */
		97	int working_disks; /* 3 Number of working disks */
		98	int failed_disks; /* 4 Number of failed disks */
		99	int spare_disks; /* 5 Number of spare disks */
		100
		101	/*
		102	* Personality information
		103	*/
		104	int layout; /* 0 the array's physical layout */
		105	int chunk_size; /* 1 chunk size in bytes */
		106
		107	} mdu_array_info_t;
		108
		109	/* non-obvious values for 'level' */
		110	#define LEVEL_MULTIPATH (-4)
		111	#define LEVEL_LINEAR (-1)
		112	#define LEVEL_FAULTY (-5)
		113
		114	/* we need a value for 'no level specified' and 0
		115	* means 'raid0', so we need something else. This is
		116	* for internal use only
		117	*/
		118	#define LEVEL_NONE (-1000000)
		119
		120	typedef struct mdu_disk_info_s {
		121	/*
		122	* configuration/status of one particular disk
		123	*/
		124	int number;
		125	int major;
		126	int minor;
		127	int raid_disk;
		128	int state;
		129
		130	} mdu_disk_info_t;
		131
		132	typedef struct mdu_start_info_s {
		133	/*
		134	* configuration/status of one particular disk
		135	*/
		136	int major;
		137	int minor;
		138	int raid_disk;
		139	int state;
		140
		141	} mdu_start_info_t;
		142
		143	typedef struct mdu_bitmap_file_s
		144	{
		145	char pathname[4096];
		146	} mdu_bitmap_file_t;
		147
		148	typedef struct mdu_param_s
		149	{
		150	int personality; /* 1,2,3,4 */
		151	int chunk_size; /* in bytes */
		152	int max_fault; /* unused for now */
		153	} mdu_param_t;
		154
		155	#endif /* _UAPI_MD_U_H */