dm: export struct dm_dev

Split struct dm_dev in two and publish the part that other targets need in
include/linux/device-mapper.h.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index b262c0042de3..90e19f13f269 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1131,7 +1131,7 @@ static void retrieve_deps(struct dm_table *table,
         unsigned int count = 0;
         struct list_head *tmp;
         size_t len, needed;
-        struct dm_dev *dd;
+        struct dm_dev_internal *dd;
         struct dm_target_deps *deps;
 
         deps = get_result_buffer(param, param_size, &len);
@@ -1157,7 +1157,7 @@ static void retrieve_deps(struct dm_table *table,
         deps->count = count;
         count = 0;
         list_for_each_entry (dd, dm_table_get_devices(table), list)
-                deps->dev[count++] = huge_encode_dev(dd->bdev->bd_dev);
+                deps->dev[count++] = huge_encode_dev(dd->dm_dev.bdev->bd_dev);
 
         param->data_size = param->data_start + needed;
 }