Commit b5d9071c authored by Nikolay Borisov's avatar Nikolay Borisov Committed by David Sterba
Browse files

btrfs: remove superfluous chunk_tree argument from btrfs_alloc_dev_extent 



Currently this function is always called with the object id of the root
key of the chunk_tree, which is always BTRFS_CHUNK_TREE_OBJECTID. So
let's subsume it straight into the function itself. No functional
change.

Signed-off-by: default avatarNikolay Borisov <nborisov@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 0ca00afb

fs/btrfs/volumes.c

+5 −7
Original line number Diff line number Diff line
@@ -1571,8 +1571,7 @@ out: 


static int btrfs_alloc_dev_extent(struct btrfs_trans_handle *trans,

				  struct btrfs_device *device,

				  u64 chunk_tree, u64 chunk_offset, u64 start,

				  u64 num_bytes)

				  u64 chunk_offset, u64 start, u64 num_bytes)

{

	int ret;

	struct btrfs_path *path;
@@ -1599,7 +1598,8 @@ static int btrfs_alloc_dev_extent(struct btrfs_trans_handle *trans, 
	leaf = path->nodes[0];

	extent = btrfs_item_ptr(leaf, path->slots[0],

				struct btrfs_dev_extent);

	btrfs_set_dev_extent_chunk_tree(leaf, extent, chunk_tree);

	btrfs_set_dev_extent_chunk_tree(leaf, extent,

					BTRFS_CHUNK_TREE_OBJECTID);

	btrfs_set_dev_extent_chunk_objectid(leaf, extent,

					    BTRFS_FIRST_CHUNK_TREE_OBJECTID);

	btrfs_set_dev_extent_chunk_offset(leaf, extent, chunk_offset);
@@ -4903,10 +4903,8 @@ int btrfs_finish_chunk_alloc(struct btrfs_trans_handle *trans, 
		ret = btrfs_update_device(trans, device);

		if (ret)

			break;

		ret = btrfs_alloc_dev_extent(trans, device,

					     chunk_root->root_key.objectid,

					     chunk_offset, dev_offset,

					     stripe_size);

		ret = btrfs_alloc_dev_extent(trans, device, chunk_offset,

					     dev_offset, stripe_size);

		if (ret)

			break;

	}

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