1 files changed, 0 insertions, 154 deletions
diff --git a/ANDROID_3.4.5/drivers/md/dm-target.c b/ANDROID_3.4.5/drivers/md/dm-target.c
deleted file mode 100644
index 8da366cf..00000000
--- a/ANDROID_3.4.5/drivers/md/dm-target.c
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * Copyright (C) 2001 Sistina Software (UK) Limited
- *
- * This file is released under the GPL.
- */
-
-#include "dm.h"
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/kmod.h>
-#include <linux/bio.h>
-
-#define DM_MSG_PREFIX "target"
-
-static LIST_HEAD(_targets);
-static DECLARE_RWSEM(_lock);
-
-#define DM_MOD_NAME_SIZE 32
-
-static inline struct target_type *__find_target_type(const char *name)
-{
-	struct target_type *tt;
-
-	list_for_each_entry(tt, &_targets, list)
-		if (!strcmp(name, tt->name))
-			return tt;
-
-	return NULL;
-}
-
-static struct target_type *get_target_type(const char *name)
-{
-	struct target_type *tt;
-
-	down_read(&_lock);
-
-	tt = __find_target_type(name);
-	if (tt && !try_module_get(tt->module))
-		tt = NULL;
-
-	up_read(&_lock);
-	return tt;
-}
-
-static void load_module(const char *name)
-{
-	request_module("dm-%s", name);
-}
-
-struct target_type *dm_get_target_type(const char *name)
-{
-	struct target_type *tt = get_target_type(name);
-
-	if (!tt) {
-		load_module(name);
-		tt = get_target_type(name);
-	}
-
-	return tt;
-}
-
-void dm_put_target_type(struct target_type *tt)
-{
-	down_read(&_lock);
-	module_put(tt->module);
-	up_read(&_lock);
-}
-
-int dm_target_iterate(void (*iter_func)(struct target_type *tt,
-					void *param), void *param)
-{
-	struct target_type *tt;
-
-	down_read(&_lock);
-	list_for_each_entry(tt, &_targets, list)
-		iter_func(tt, param);
-	up_read(&_lock);
-
-	return 0;
-}
-
-int dm_register_target(struct target_type *tt)
-{
-	int rv = 0;
-
-	down_write(&_lock);
-	if (__find_target_type(tt->name))
-		rv = -EEXIST;
-	else
-		list_add(&tt->list, &_targets);
-
-	up_write(&_lock);
-	return rv;
-}
-
-void dm_unregister_target(struct target_type *tt)
-{
-	down_write(&_lock);
-	if (!__find_target_type(tt->name)) {
-		DMCRIT("Unregistering unrecognised target: %s", tt->name);
-		BUG();
-	}
-
-	list_del(&tt->list);
-
-	up_write(&_lock);
-}
-
-/*
- * io-err: always fails an io, useful for bringing
- * up LVs that have holes in them.
- */
-static int io_err_ctr(struct dm_target *tt, unsigned int argc, char **args)
-{
-	/*
-	 * Return error for discards instead of -EOPNOTSUPP
-	 */
-	tt->num_discard_requests = 1;
-
-	return 0;
-}
-
-static void io_err_dtr(struct dm_target *tt)
-{
-	/* empty */
-}
-
-static int io_err_map(struct dm_target *tt, struct bio *bio,
-		      union map_info *map_context)
-{
-	return -EIO;
-}
-
-static struct target_type error_target = {
-	.name = "error",
-	.version = {1, 0, 1},
-	.ctr  = io_err_ctr,
-	.dtr  = io_err_dtr,
-	.map  = io_err_map,
-};
-
-int __init dm_target_init(void)
-{
-	return dm_register_target(&error_target);
-}
-
-void dm_target_exit(void)
-{
-	dm_unregister_target(&error_target);
-}
-
-EXPORT_SYMBOL(dm_register_target);
-EXPORT_SYMBOL(dm_unregister_target);