| 1 | /* |
|---|
| 2 | md.h : Multiple Devices driver for Linux |
|---|
| 3 | Copyright (C) 1996-98 Ingo Molnar, Gadi Oxman |
|---|
| 4 | Copyright (C) 1994-96 Marc ZYNGIER |
|---|
| 5 | <zyngier@ufr-info-p7.ibp.fr> or |
|---|
| 6 | <maz@gloups.fdn.fr> |
|---|
| 7 | |
|---|
| 8 | This program is free software; you can redistribute it and/or modify |
|---|
| 9 | it under the terms of the GNU General Public License as published by |
|---|
| 10 | the Free Software Foundation; either version 2, or (at your option) |
|---|
| 11 | any later version. |
|---|
| 12 | |
|---|
| 13 | You should have received a copy of the GNU General Public License |
|---|
| 14 | (for example /usr/src/linux/COPYING); if not, write to the Free |
|---|
| 15 | Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
|---|
| 16 | */ |
|---|
| 17 | |
|---|
| 18 | #ifndef _MD_H |
|---|
| 19 | #define _MD_H |
|---|
| 20 | |
|---|
| 21 | #include <asm/semaphore.h> |
|---|
| 22 | #include <linux/major.h> |
|---|
| 23 | #include <linux/ioctl.h> |
|---|
| 24 | #include <linux/types.h> |
|---|
| 25 | #include <linux/bitops.h> |
|---|
| 26 | #include <linux/module.h> |
|---|
| 27 | #include <linux/hdreg.h> |
|---|
| 28 | #include <linux/proc_fs.h> |
|---|
| 29 | #include <linux/seq_file.h> |
|---|
| 30 | #include <linux/smp_lock.h> |
|---|
| 31 | #include <linux/delay.h> |
|---|
| 32 | #include <net/checksum.h> |
|---|
| 33 | #include <linux/random.h> |
|---|
| 34 | #include <linux/kernel_stat.h> |
|---|
| 35 | #include <asm/io.h> |
|---|
| 36 | #include <linux/mempool.h> |
|---|
| 37 | #include <linux/reboot.h> |
|---|
| 38 | #include <linux/blkpg.h> |
|---|
| 39 | |
|---|
| 40 | /* |
|---|
| 41 | * 'md_p.h' holds the 'physical' layout of RAID devices |
|---|
| 42 | * 'md_u.h' holds the user <=> kernel API |
|---|
| 43 | * |
|---|
| 44 | * 'md_k.h' holds kernel internal definitions |
|---|
| 45 | */ |
|---|
| 46 | |
|---|
| 47 | #include <linux/raid/md_p.h> |
|---|
| 48 | #include <linux/raid/md_u.h> |
|---|
| 49 | |
|---|
| 50 | /* |
|---|
| 51 | * Different major versions are not compatible. |
|---|
| 52 | * Different minor versions are only downward compatible. |
|---|
| 53 | * Different patchlevel versions are downward and upward compatible. |
|---|
| 54 | */ |
|---|
| 55 | #define MD_MAJOR_VERSION 0 |
|---|
| 56 | #define MD_MINOR_VERSION 90 |
|---|
| 57 | #define MD_PATCHLEVEL_VERSION 1 |
|---|
| 58 | |
|---|
| 59 | extern int register_md_personality (int p_num, mdk_personality_t *p); |
|---|
| 60 | extern int unregister_md_personality (int p_num); |
|---|
| 61 | extern mdk_thread_t * md_register_thread (void (*run) (mddev_t *mddev), |
|---|
| 62 | mddev_t *mddev, const char *name); |
|---|
| 63 | extern void md_unregister_thread (mdk_thread_t *thread); |
|---|
| 64 | extern void md_wakeup_thread(mdk_thread_t *thread); |
|---|
| 65 | extern void md_check_recovery(mddev_t *mddev); |
|---|
| 66 | extern void md_write_start(mddev_t *mddev); |
|---|
| 67 | extern void md_write_end(mddev_t *mddev); |
|---|
| 68 | extern void md_handle_safemode(mddev_t *mddev); |
|---|
| 69 | extern void md_done_sync(mddev_t *mddev, int blocks, int ok); |
|---|
| 70 | extern void md_error (mddev_t *mddev, mdk_rdev_t *rdev); |
|---|
| 71 | extern void md_unplug_mddev(mddev_t *mddev); |
|---|
| 72 | |
|---|
| 73 | extern void md_print_devices (void); |
|---|
| 74 | |
|---|
| 75 | #define MD_BUG(x...) { printk("md: bug in file %s, line %d\n", __FILE__, __LINE__); md_print_devices(); } |
|---|
| 76 | |
|---|
| 77 | #endif |
|---|
| 78 | |
|---|
