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path: root/drivers/md/dm-ioctl.c
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Diffstat (limited to 'drivers/md/dm-ioctl.c')
-rw-r--r--drivers/md/dm-ioctl.c30
1 files changed, 0 insertions, 30 deletions
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 3edb3477f987..d13bb15a8a02 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -13,7 +13,6 @@
#include <linux/init.h>
#include <linux/wait.h>
#include <linux/slab.h>
-#include <linux/devfs_fs_kernel.h>
#include <linux/dm-ioctl.h>
#include <linux/hdreg.h>
@@ -68,14 +67,12 @@ static int dm_hash_init(void)
{
init_buckets(_name_buckets);
init_buckets(_uuid_buckets);
- devfs_mk_dir(DM_DIR);
return 0;
}
static void dm_hash_exit(void)
{
dm_hash_remove_all(0);
- devfs_remove(DM_DIR);
}
/*-----------------------------------------------------------------
@@ -172,25 +169,6 @@ static void free_cell(struct hash_cell *hc)
}
/*
- * devfs stuff.
- */
-static int register_with_devfs(struct hash_cell *hc)
-{
- struct gendisk *disk = dm_disk(hc->md);
-
- devfs_mk_bdev(MKDEV(disk->major, disk->first_minor),
- S_IFBLK | S_IRUSR | S_IWUSR | S_IRGRP,
- DM_DIR "/%s", hc->name);
- return 0;
-}
-
-static int unregister_with_devfs(struct hash_cell *hc)
-{
- devfs_remove(DM_DIR"/%s", hc->name);
- return 0;
-}
-
-/*
* The kdev_t and uuid of a device can never change once it is
* initially inserted.
*/
@@ -226,7 +204,6 @@ static int dm_hash_insert(const char *name, const char *uuid, struct mapped_devi
}
list_add(&cell->uuid_list, _uuid_buckets + hash_str(uuid));
}
- register_with_devfs(cell);
dm_get(md);
dm_set_mdptr(md, cell);
up_write(&_hash_lock);
@@ -246,7 +223,6 @@ static void __hash_remove(struct hash_cell *hc)
/* remove from the dev hash */
list_del(&hc->uuid_list);
list_del(&hc->name_list);
- unregister_with_devfs(hc);
dm_set_mdptr(hc->md, NULL);
table = dm_get_table(hc->md);
@@ -342,16 +318,11 @@ static int dm_hash_rename(const char *old, const char *new)
/*
* rename and move the name cell.
*/
- unregister_with_devfs(hc);
-
list_del(&hc->name_list);
old_name = hc->name;
hc->name = new_name;
list_add(&hc->name_list, _name_buckets + hash_str(new_name));
- /* rename the device node in devfs */
- register_with_devfs(hc);
-
/*
* Wake up any dm event waiters.
*/
@@ -1501,7 +1472,6 @@ static struct file_operations _ctl_fops = {
static struct miscdevice _dm_misc = {
.minor = MISC_DYNAMIC_MINOR,
.name = DM_NAME,
- .devfs_name = "mapper/control",
.fops = &_ctl_fops
};