block: Collect block devices on list

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 5 insertions, 0 deletions

diff --git a/common/block.c b/common/block.c
index ab39a3622c..e522ee425a 100644
--- a/common/block.c
+++ b/common/block.c
@@ -25,6 +25,8 @@
 
 #define BLOCKSIZE(blk)	(1 << blk->blockbits)
 
+LIST_HEAD(block_device_list);
+
 /* a chunk of contigous data */
 struct chunk {
 	void *data; /* data buffer */
@@ -367,6 +369,8 @@ int blockdevice_register(struct block_device *blk)
 	if (ret)
 		return ret;
 
+	list_add_tail(&blk->list, &block_device_list);
+
 	return 0;
 }
 
@@ -387,6 +391,7 @@ int blockdevice_unregister(struct block_device *blk)
 	}
 
 	devfs_remove(&blk->cdev);
+	list_del(&blk->list);
 
 	return 0;
 }