mirror of https://gitee.com/openkylin/linux.git
UAPI Disintegration 2012-10-09
-----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIVAwUAUHQithOxKuMESys7AQI77xAAgb+nLaUZNihkwlceySowMwQGmlzVU6wd AUTeWoJZVXLLvjFlE6A72Hq0jPXn+/MWItk/d79WSDoqmFytZAaQIrOX0/aBpYUm P7/V0D8vxR3gD7nCM5fr3v7YyiScNWindGd6ezuvbhRlwUsGTkbh0aOdnuMOR6h/ UbBE+myTVgu/8mkE64MiU/Ev4d1AT0dqlSDAlVaPLO4UD+IGga9tN6926wcMmwaw LvoSBk2oBYok0qxYQZjtdjvJddinPuRFJ2Er0+TCaf0IzclryyfvN1AGq7mCyJGR Pc32R7P5PbGDn6mCoXSfnxZ+NWaP0zW7bV0TrT2ugM8agy6ojVDaXd24J7VzhSBo BmEYGGv83BZ1XgCPMsLFOPffinfQAzrYxx+XsZuLrHQ4+rQN1RtwJS1z3eUlo2ck s9NyEqk9Bq0qVp+gheK2mlawq/KzHnbIcHi2A8uk+DZrEkORr5K8ZmIMeaN2Opnm dV9PDbVQosURv78FcWHrVaOQauRRRD4eHKWnPB2lEfWy/02lk1U13mkzJtWcZLSO qgEKWI7PU4K3vOZ4cqE8rz2+B8LVMw1f4qGY1V5oWHqZDxPSZH5CvF0TjYC2AgTA OYA4BQAWZy0QccUx/pShJAgbW7qrS2rAIwJJPBWJnwnob5QmAp+WTQCU6ccqArj3 BPGQKUvSbdM= =XCB2 -----END PGP SIGNATURE----- Merge tag 'disintegrate-raid-20121009' of git://git.infradead.org/users/dhowells/linux-headers into for-next UAPI Disintegration 2012-10-09
This commit is contained in:
NeilBrown
commit
ae9d2b8ac0
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@ -1,2 +0,0 @@
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header-y += md_p.h
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header-y += md_u.h
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@ -11,149 +11,10 @@
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(for example /usr/src/linux/COPYING); if not, write to the Free
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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _MD_U_H
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#define _MD_U_H
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/*
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* Different major versions are not compatible.
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* Different minor versions are only downward compatible.
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* Different patchlevel versions are downward and upward compatible.
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*/
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#define MD_MAJOR_VERSION 0
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#define MD_MINOR_VERSION 90
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/*
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* MD_PATCHLEVEL_VERSION indicates kernel functionality.
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* >=1 means different superblock formats are selectable using SET_ARRAY_INFO
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* and major_version/minor_version accordingly
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* >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
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* in the super status byte
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* >=3 means that bitmap superblock version 4 is supported, which uses
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* little-ending representation rather than host-endian
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*/
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#define MD_PATCHLEVEL_VERSION 3
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#include <uapi/linux/raid/md_u.h>
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/* ioctls */
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/* status */
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#define RAID_VERSION _IOR (MD_MAJOR, 0x10, mdu_version_t)
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#define GET_ARRAY_INFO _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
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#define GET_DISK_INFO _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
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#define PRINT_RAID_DEBUG _IO (MD_MAJOR, 0x13)
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#define RAID_AUTORUN _IO (MD_MAJOR, 0x14)
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#define GET_BITMAP_FILE _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
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/* configuration */
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#define CLEAR_ARRAY _IO (MD_MAJOR, 0x20)
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#define ADD_NEW_DISK _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
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#define HOT_REMOVE_DISK _IO (MD_MAJOR, 0x22)
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#define SET_ARRAY_INFO _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
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#define SET_DISK_INFO _IO (MD_MAJOR, 0x24)
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#define WRITE_RAID_INFO _IO (MD_MAJOR, 0x25)
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#define UNPROTECT_ARRAY _IO (MD_MAJOR, 0x26)
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#define PROTECT_ARRAY _IO (MD_MAJOR, 0x27)
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#define HOT_ADD_DISK _IO (MD_MAJOR, 0x28)
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#define SET_DISK_FAULTY _IO (MD_MAJOR, 0x29)
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#define HOT_GENERATE_ERROR _IO (MD_MAJOR, 0x2a)
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#define SET_BITMAP_FILE _IOW (MD_MAJOR, 0x2b, int)
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/* usage */
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#define RUN_ARRAY _IOW (MD_MAJOR, 0x30, mdu_param_t)
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/* 0x31 was START_ARRAY */
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#define STOP_ARRAY _IO (MD_MAJOR, 0x32)
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#define STOP_ARRAY_RO _IO (MD_MAJOR, 0x33)
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#define RESTART_ARRAY_RW _IO (MD_MAJOR, 0x34)
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/* 63 partitions with the alternate major number (mdp) */
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#define MdpMinorShift 6
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#ifdef __KERNEL__
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extern int mdp_major;
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#endif
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typedef struct mdu_version_s {
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int major;
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int minor;
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int patchlevel;
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} mdu_version_t;
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typedef struct mdu_array_info_s {
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/*
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* Generic constant information
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*/
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int major_version;
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int minor_version;
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int patch_version;
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int ctime;
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int level;
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int size;
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int nr_disks;
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int raid_disks;
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int md_minor;
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int not_persistent;
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/*
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* Generic state information
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*/
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int utime; /* 0 Superblock update time */
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int state; /* 1 State bits (clean, ...) */
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int active_disks; /* 2 Number of currently active disks */
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int working_disks; /* 3 Number of working disks */
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int failed_disks; /* 4 Number of failed disks */
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int spare_disks; /* 5 Number of spare disks */
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/*
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* Personality information
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*/
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int layout; /* 0 the array's physical layout */
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int chunk_size; /* 1 chunk size in bytes */
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} mdu_array_info_t;
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/* non-obvious values for 'level' */
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#define LEVEL_MULTIPATH (-4)
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#define LEVEL_LINEAR (-1)
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#define LEVEL_FAULTY (-5)
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/* we need a value for 'no level specified' and 0
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* means 'raid0', so we need something else. This is
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* for internal use only
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*/
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#define LEVEL_NONE (-1000000)
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typedef struct mdu_disk_info_s {
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/*
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* configuration/status of one particular disk
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*/
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int number;
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int major;
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int minor;
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int raid_disk;
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int state;
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} mdu_disk_info_t;
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typedef struct mdu_start_info_s {
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/*
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* configuration/status of one particular disk
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*/
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int major;
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int minor;
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int raid_disk;
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int state;
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} mdu_start_info_t;
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typedef struct mdu_bitmap_file_s
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{
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char pathname[4096];
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} mdu_bitmap_file_t;
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typedef struct mdu_param_s
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{
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int personality; /* 1,2,3,4 */
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int chunk_size; /* in bytes */
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int max_fault; /* unused for now */
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} mdu_param_t;
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#endif
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@ -1 +1,3 @@
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# UAPI Header export list
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header-y += md_p.h
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header-y += md_u.h
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@ -0,0 +1,155 @@
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/*
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md_u.h : user <=> kernel API between Linux raidtools and RAID drivers
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Copyright (C) 1998 Ingo Molnar
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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You should have received a copy of the GNU General Public License
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(for example /usr/src/linux/COPYING); if not, write to the Free
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Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef _UAPI_MD_U_H
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#define _UAPI_MD_U_H
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/*
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* Different major versions are not compatible.
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* Different minor versions are only downward compatible.
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* Different patchlevel versions are downward and upward compatible.
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*/
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#define MD_MAJOR_VERSION 0
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#define MD_MINOR_VERSION 90
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/*
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* MD_PATCHLEVEL_VERSION indicates kernel functionality.
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* >=1 means different superblock formats are selectable using SET_ARRAY_INFO
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* and major_version/minor_version accordingly
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* >=2 means that Internal bitmaps are supported by setting MD_SB_BITMAP_PRESENT
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* in the super status byte
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* >=3 means that bitmap superblock version 4 is supported, which uses
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* little-ending representation rather than host-endian
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*/
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#define MD_PATCHLEVEL_VERSION 3
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/* ioctls */
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/* status */
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#define RAID_VERSION _IOR (MD_MAJOR, 0x10, mdu_version_t)
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#define GET_ARRAY_INFO _IOR (MD_MAJOR, 0x11, mdu_array_info_t)
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#define GET_DISK_INFO _IOR (MD_MAJOR, 0x12, mdu_disk_info_t)
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#define PRINT_RAID_DEBUG _IO (MD_MAJOR, 0x13)
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#define RAID_AUTORUN _IO (MD_MAJOR, 0x14)
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#define GET_BITMAP_FILE _IOR (MD_MAJOR, 0x15, mdu_bitmap_file_t)
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/* configuration */
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#define CLEAR_ARRAY _IO (MD_MAJOR, 0x20)
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#define ADD_NEW_DISK _IOW (MD_MAJOR, 0x21, mdu_disk_info_t)
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#define HOT_REMOVE_DISK _IO (MD_MAJOR, 0x22)
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#define SET_ARRAY_INFO _IOW (MD_MAJOR, 0x23, mdu_array_info_t)
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#define SET_DISK_INFO _IO (MD_MAJOR, 0x24)
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#define WRITE_RAID_INFO _IO (MD_MAJOR, 0x25)
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#define UNPROTECT_ARRAY _IO (MD_MAJOR, 0x26)
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#define PROTECT_ARRAY _IO (MD_MAJOR, 0x27)
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#define HOT_ADD_DISK _IO (MD_MAJOR, 0x28)
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#define SET_DISK_FAULTY _IO (MD_MAJOR, 0x29)
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#define HOT_GENERATE_ERROR _IO (MD_MAJOR, 0x2a)
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#define SET_BITMAP_FILE _IOW (MD_MAJOR, 0x2b, int)
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/* usage */
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#define RUN_ARRAY _IOW (MD_MAJOR, 0x30, mdu_param_t)
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/* 0x31 was START_ARRAY */
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#define STOP_ARRAY _IO (MD_MAJOR, 0x32)
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#define STOP_ARRAY_RO _IO (MD_MAJOR, 0x33)
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#define RESTART_ARRAY_RW _IO (MD_MAJOR, 0x34)
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/* 63 partitions with the alternate major number (mdp) */
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#define MdpMinorShift 6
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typedef struct mdu_version_s {
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int major;
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int minor;
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int patchlevel;
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} mdu_version_t;
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typedef struct mdu_array_info_s {
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/*
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* Generic constant information
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*/
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int major_version;
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int minor_version;
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int patch_version;
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int ctime;
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int level;
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int size;
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int nr_disks;
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int raid_disks;
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int md_minor;
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int not_persistent;
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/*
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* Generic state information
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*/
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int utime; /* 0 Superblock update time */
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int state; /* 1 State bits (clean, ...) */
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int active_disks; /* 2 Number of currently active disks */
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int working_disks; /* 3 Number of working disks */
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int failed_disks; /* 4 Number of failed disks */
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int spare_disks; /* 5 Number of spare disks */
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/*
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* Personality information
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*/
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int layout; /* 0 the array's physical layout */
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int chunk_size; /* 1 chunk size in bytes */
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} mdu_array_info_t;
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/* non-obvious values for 'level' */
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#define LEVEL_MULTIPATH (-4)
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#define LEVEL_LINEAR (-1)
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#define LEVEL_FAULTY (-5)
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/* we need a value for 'no level specified' and 0
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* means 'raid0', so we need something else. This is
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* for internal use only
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*/
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#define LEVEL_NONE (-1000000)
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typedef struct mdu_disk_info_s {
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/*
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* configuration/status of one particular disk
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*/
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int number;
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int major;
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int minor;
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int raid_disk;
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int state;
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} mdu_disk_info_t;
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typedef struct mdu_start_info_s {
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/*
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* configuration/status of one particular disk
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*/
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int major;
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int minor;
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int raid_disk;
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int state;
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} mdu_start_info_t;
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typedef struct mdu_bitmap_file_s
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{
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char pathname[4096];
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} mdu_bitmap_file_t;
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typedef struct mdu_param_s
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{
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int personality; /* 1,2,3,4 */
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int chunk_size; /* in bytes */
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int max_fault; /* unused for now */
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} mdu_param_t;
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#endif /* _UAPI_MD_U_H */
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