diff options
Diffstat (limited to 'extent-tree.c')
| -rw-r--r-- | extent-tree.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/extent-tree.c b/extent-tree.c index 977e2c92..fd3bd583 100644 --- a/extent-tree.c +++ b/extent-tree.c @@ -52,8 +52,6 @@ static int __free_extent(struct btrfs_trans_handle *trans, u64 bytenr, u64 num_bytes, u64 parent, u64 root_objectid, u64 owner_objectid, u64 owner_offset, int refs_to_drop); -static int finish_current_insert(struct btrfs_trans_handle *trans); -static int del_pending_extents(struct btrfs_trans_handle *trans); static struct btrfs_block_group_cache * btrfs_find_block_group(struct btrfs_root *root, struct btrfs_block_group_cache *hint, u64 search_start, int data, int owner); @@ -1422,13 +1420,6 @@ out: return err; } -int btrfs_extent_post_op(struct btrfs_trans_handle *trans) -{ - finish_current_insert(trans); - del_pending_extents(trans); - return 0; -} - int btrfs_lookup_extent_info(struct btrfs_trans_handle *trans, struct btrfs_fs_info *fs_info, u64 bytenr, u64 offset, int metadata, u64 *refs, u64 *flags) @@ -2012,74 +2003,6 @@ int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans, return 0; } -static int extent_root_pending_ops(struct btrfs_fs_info *info) -{ - u64 start; - u64 end; - int ret; - - ret = find_first_extent_bit(&info->extent_ins, 0, &start, - &end, EXTENT_LOCKED); - if (!ret) { - ret = find_first_extent_bit(&info->pending_del, 0, &start, &end, - EXTENT_LOCKED); - } - return ret == 0; - -} -static int finish_current_insert(struct btrfs_trans_handle *trans) -{ - u64 start; - u64 end; - u64 priv; - struct btrfs_fs_info *info = trans->fs_info; - struct btrfs_root *extent_root = info->extent_root; - struct pending_extent_op *extent_op; - struct btrfs_key key; - int ret; - int skinny_metadata = - btrfs_fs_incompat(extent_root->fs_info, SKINNY_METADATA); - - - while(1) { - ret = find_first_extent_bit(&info->extent_ins, 0, &start, - &end, EXTENT_LOCKED); - if (ret) - break; - - ret = get_state_private(&info->extent_ins, start, &priv); - BUG_ON(ret); - extent_op = (struct pending_extent_op *)(unsigned long)priv; - - if (extent_op->type == PENDING_EXTENT_INSERT) { - key.objectid = start; - if (skinny_metadata) { - key.offset = extent_op->level; - key.type = BTRFS_METADATA_ITEM_KEY; - } else { - key.offset = extent_op->num_bytes; - key.type = BTRFS_EXTENT_ITEM_KEY; - } - - ret = alloc_reserved_tree_block(trans, - extent_root->root_key.objectid, - trans->transid, - extent_op->flags, - &extent_op->key, - extent_op->level, &key); - BUG_ON(ret); - } else { - BUG_ON(1); - } - - - printf("shouldn't be executed\n"); - clear_extent_bits(&info->extent_ins, start, end, EXTENT_LOCKED); - kfree(extent_op); - } - return 0; -} - static int pin_down_bytes(struct btrfs_trans_handle *trans, u64 bytenr, u64 num_bytes, int is_data) { @@ -2376,66 +2299,6 @@ fail: return ret; } -/* - * find all the blocks marked as pending in the radix tree and remove - * them from the extent map - */ -static int del_pending_extents(struct btrfs_trans_handle *trans) -{ - int ret; - int err = 0; - u64 start; - u64 end; - u64 priv; - struct extent_io_tree *pending_del; - struct extent_io_tree *extent_ins; - struct pending_extent_op *extent_op; - struct btrfs_fs_info *fs_info = trans->fs_info; - struct btrfs_root *extent_root = fs_info->extent_root; - - extent_ins = &extent_root->fs_info->extent_ins; - pending_del = &extent_root->fs_info->pending_del; - - while(1) { - ret = find_first_extent_bit(pending_del, 0, &start, &end, - EXTENT_LOCKED); - if (ret) - break; - - ret = get_state_private(pending_del, start, &priv); - BUG_ON(ret); - extent_op = (struct pending_extent_op *)(unsigned long)priv; - - clear_extent_bits(pending_del, start, end, EXTENT_LOCKED); - - if (!test_range_bit(extent_ins, start, end, - EXTENT_LOCKED, 0)) { - ret = __free_extent(trans, start, end + 1 - start, 0, - extent_root->root_key.objectid, - extent_op->level, 0, 1); - kfree(extent_op); - } else { - kfree(extent_op); - ret = get_state_private(extent_ins, start, &priv); - BUG_ON(ret); - extent_op = (struct pending_extent_op *) - (unsigned long)priv; - - clear_extent_bits(extent_ins, start, end, - EXTENT_LOCKED); - - if (extent_op->type == PENDING_BACKREF_UPDATE) - BUG_ON(1); - - kfree(extent_op); - } - if (ret) - err = ret; - } - return err; -} - - int btrfs_free_tree_block(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct extent_buffer *buf, |