aboutsummaryrefslogtreecommitdiff
path: root/drivers/md/dm-kcopyd.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/md/dm-kcopyd.h')
-rw-r--r--drivers/md/dm-kcopyd.h47
1 files changed, 0 insertions, 47 deletions
diff --git a/drivers/md/dm-kcopyd.h b/drivers/md/dm-kcopyd.h
deleted file mode 100644
index d3057846b0b..00000000000
--- a/drivers/md/dm-kcopyd.h
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (C) 2001 - 2003 Sistina Software
- * Copyright (C) 2004 - 2008 Red Hat, Inc. All rights reserved.
- *
- * kcopyd provides a simple interface for copying an area of one
- * block-device to one or more other block-devices, either synchronous
- * or with an asynchronous completion notification.
- *
- * This file is released under the GPL.
- */
-
-#ifndef _LINUX_DM_KCOPYD_H
-#define _LINUX_DM_KCOPYD_H
-
-#ifdef __KERNEL__
-
-#include "dm-io.h"
-
-/* FIXME: make this configurable */
-#define DM_KCOPYD_MAX_REGIONS 8
-
-#define DM_KCOPYD_IGNORE_ERROR 1
-
-/*
- * To use kcopyd you must first create a dm_kcopyd_client object.
- */
-struct dm_kcopyd_client;
-int dm_kcopyd_client_create(unsigned num_pages,
- struct dm_kcopyd_client **result);
-void dm_kcopyd_client_destroy(struct dm_kcopyd_client *kc);
-
-/*
- * Submit a copy job to kcopyd. This is built on top of the
- * previous three fns.
- *
- * read_err is a boolean,
- * write_err is a bitset, with 1 bit for each destination region
- */
-typedef void (*dm_kcopyd_notify_fn)(int read_err, unsigned long write_err,
- void *context);
-
-int dm_kcopyd_copy(struct dm_kcopyd_client *kc, struct dm_io_region *from,
- unsigned num_dests, struct dm_io_region *dests,
- unsigned flags, dm_kcopyd_notify_fn fn, void *context);
-
-#endif /* __KERNEL__ */
-#endif /* _LINUX_DM_KCOPYD_H */