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Diffstat (limited to 'include/linux/raid/md.h')
| -rw-r--r-- | include/linux/raid/md.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/include/linux/raid/md.h b/include/linux/raid/md.h new file mode 100644 index 000000000000..a6a67d102bfa --- /dev/null +++ b/include/linux/raid/md.h @@ -0,0 +1,84 @@ +/* + md.h : Multiple Devices driver for Linux + Copyright (C) 1996-98 Ingo Molnar, Gadi Oxman + Copyright (C) 1994-96 Marc ZYNGIER + <zyngier@ufr-info-p7.ibp.fr> or + <maz@gloups.fdn.fr> + + 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 _MD_H +#define _MD_H + +#include <linux/blkdev.h> +#include <asm/semaphore.h> +#include <linux/major.h> +#include <linux/ioctl.h> +#include <linux/types.h> +#include <linux/bitops.h> +#include <linux/module.h> +#include <linux/hdreg.h> +#include <linux/proc_fs.h> +#include <linux/seq_file.h> +#include <linux/smp_lock.h> +#include <linux/delay.h> +#include <net/checksum.h> +#include <linux/random.h> +#include <linux/kernel_stat.h> +#include <asm/io.h> +#include <linux/completion.h> +#include <linux/mempool.h> +#include <linux/list.h> +#include <linux/reboot.h> +#include <linux/vmalloc.h> +#include <linux/blkpg.h> +#include <linux/bio.h> + +/* + * 'md_p.h' holds the 'physical' layout of RAID devices + * 'md_u.h' holds the user <=> kernel API + * + * 'md_k.h' holds kernel internal definitions + */ + +#include <linux/raid/md_p.h> +#include <linux/raid/md_u.h> +#include <linux/raid/md_k.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 +#define MD_PATCHLEVEL_VERSION 1 + +extern int register_md_personality (int p_num, mdk_personality_t *p); +extern int unregister_md_personality (int p_num); +extern mdk_thread_t * md_register_thread (void (*run) (mddev_t *mddev), + mddev_t *mddev, const char *name); +extern void md_unregister_thread (mdk_thread_t *thread); +extern void md_wakeup_thread(mdk_thread_t *thread); +extern void md_check_recovery(mddev_t *mddev); +extern void md_write_start(mddev_t *mddev); +extern void md_write_end(mddev_t *mddev); +extern void md_handle_safemode(mddev_t *mddev); +extern void md_done_sync(mddev_t *mddev, int blocks, int ok); +extern void md_error (mddev_t *mddev, mdk_rdev_t *rdev); +extern void md_unplug_mddev(mddev_t *mddev); + +extern void md_print_devices (void); + +#define MD_BUG(x...) { printk("md: bug in file %s, line %d\n", __FILE__, __LINE__); md_print_devices(); } + +#endif + |