1 files changed, 0 insertions, 131 deletions

diff --git a/drivers/md/dm-log.h b/drivers/md/dm-log.h
deleted file mode 100644
index 600c5fb2daad..000000000000
--- a/drivers/md/dm-log.h
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- * Copyright (C) 2003 Sistina Software
- * Copyright (C) 2004-2008 Red Hat, Inc. All rights reserved.
- *
- * Device-Mapper dirty region log.
- *
- * This file is released under the LGPL.
- */
-
-#ifndef _LINUX_DM_DIRTY_LOG
-#define _LINUX_DM_DIRTY_LOG
-
-#ifdef __KERNEL__
-
-#include <linux/types.h>
-#include <linux/device-mapper.h>
-
-typedef sector_t region_t;
-
-struct dm_dirty_log_type;
-
-struct dm_dirty_log {
-        struct dm_dirty_log_type *type;
-        void *context;
-};
-
-struct dm_dirty_log_type {
-        const char *name;
-        struct module *module;
-
-        int (*ctr)(struct dm_dirty_log *log, struct dm_target *ti,
-                   unsigned argc, char **argv);
-        void (*dtr)(struct dm_dirty_log *log);
-
-        /*
-         * There are times when we don't want the log to touch
-         * the disk.
-         */
-        int (*presuspend)(struct dm_dirty_log *log);
-        int (*postsuspend)(struct dm_dirty_log *log);
-        int (*resume)(struct dm_dirty_log *log);
-
-        /*
-         * Retrieves the smallest size of region that the log can
-         * deal with.
-         */
-        uint32_t (*get_region_size)(struct dm_dirty_log *log);
-
-        /*
-         * A predicate to say whether a region is clean or not.
-         * May block.
-         */
-        int (*is_clean)(struct dm_dirty_log *log, region_t region);
-
-        /*
-         *  Returns: 0, 1, -EWOULDBLOCK, < 0
-         *
-         * A predicate function to check the area given by
-         * [sector, sector + len) is in sync.
-         *
-         * If -EWOULDBLOCK is returned the state of the region is
-         * unknown, typically this will result in a read being
-         * passed to a daemon to deal with, since a daemon is
-         * allowed to block.
-         */
-        int (*in_sync)(struct dm_dirty_log *log, region_t region,
-                       int can_block);
-
-        /*
-         * Flush the current log state (eg, to disk).  This
-         * function may block.
-         */
-        int (*flush)(struct dm_dirty_log *log);
-
-        /*
-         * Mark an area as clean or dirty.  These functions may
-         * block, though for performance reasons blocking should
-         * be extremely rare (eg, allocating another chunk of
-         * memory for some reason).
-         */
-        void (*mark_region)(struct dm_dirty_log *log, region_t region);
-        void (*clear_region)(struct dm_dirty_log *log, region_t region);
-
-        /*
-         * Returns: <0 (error), 0 (no region), 1 (region)
-         *
-         * The mirrord will need perform recovery on regions of
-         * the mirror that are in the NOSYNC state.  This
-         * function asks the log to tell the caller about the
-         * next region that this machine should recover.
-         *
-         * Do not confuse this function with 'in_sync()', one
-         * tells you if an area is synchronised, the other
-         * assigns recovery work.
-        */
-        int (*get_resync_work)(struct dm_dirty_log *log, region_t *region);
-
-        /*
-         * This notifies the log that the resync status of a region
-         * has changed.  It also clears the region from the recovering
-         * list (if present).
-         */
-        void (*set_region_sync)(struct dm_dirty_log *log,
-                                region_t region, int in_sync);
-
-        /*
-         * Returns the number of regions that are in sync.
-         */
-        region_t (*get_sync_count)(struct dm_dirty_log *log);
-
-        /*
-         * Support function for mirror status requests.
-         */
-        int (*status)(struct dm_dirty_log *log, status_type_t status_type,
-                      char *result, unsigned maxlen);
-};
-
-int dm_dirty_log_type_register(struct dm_dirty_log_type *type);
-int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type);
-
-/*
- * Make sure you use these two functions, rather than calling
- * type->constructor/destructor() directly.
- */
-struct dm_dirty_log *dm_dirty_log_create(const char *type_name,
-                                         struct dm_target *ti,
-                                         unsigned argc, char **argv);
-void dm_dirty_log_destroy(struct dm_dirty_log *log);
-
-#endif  /* __KERNEL__ */
-#endif  /* _LINUX_DM_DIRTY_LOG_H */