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btrfs: qgroup: Cleanup the old ref_node-oriented mechanism.

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Goodbye, the old mechanisim.

Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: Chris Mason <clm@fb.com>
This commit is contained in:
Qu Wenruo
2015-04-17 10:23:16 +08:00
committed by Chris Mason
parent 442244c963
commit e69bcee376
5 changed files with 3 additions and 972 deletions
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5
fs/btrfs/extent-tree.c
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@@ -1981,7 +1981,6 @@ static int __btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
u64 refs;
int ret;
int no_quota = node->no_quota;
enum btrfs_qgroup_operation_type type = BTRFS_QGROUP_OPER_ADD_EXCL;
path = btrfs_alloc_path();
if (!path)
@@ -2009,8 +2008,6 @@ static int __btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_extent_item);
refs = btrfs_extent_refs(leaf, item);
if (refs)
type = BTRFS_QGROUP_OPER_ADD_SHARED;
btrfs_set_extent_refs(leaf, item, refs + refs_to_add);
if (extent_op)
__run_delayed_extent_op(extent_op, leaf, item);
@@ -6112,7 +6109,6 @@ static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
u64 bytenr = node->bytenr;
u64 num_bytes = node->num_bytes;
int last_ref = 0;
enum btrfs_qgroup_operation_type type = BTRFS_QGROUP_OPER_SUB_EXCL;
bool skinny_metadata = btrfs_fs_incompat(root->fs_info,
SKINNY_METADATA);
@@ -6293,7 +6289,6 @@ static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
refs -= refs_to_drop;
if (refs > 0) {
type = BTRFS_QGROUP_OPER_SUB_SHARED;
if (extent_op)
__run_delayed_extent_op(extent_op, leaf, ei);
/*