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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: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2017-08-18 17:58:23 +03:00 committed by David Sterba
parent 0ca00afb2b
commit b5d9071c4f
1 changed files with 5 additions and 7 deletions
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12
fs/btrfs/volumes.c
View File

@ -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;
}