diff options
Diffstat (limited to 'fs/btrfs/delayed-ref.c')
| -rw-r--r-- | fs/btrfs/delayed-ref.c | 42 |
1 files changed, 30 insertions, 12 deletions
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c index ca848b183474..4176df149d04 100644 --- a/fs/btrfs/delayed-ref.c +++ b/fs/btrfs/delayed-ref.c @@ -84,6 +84,17 @@ void btrfs_delayed_refs_rsv_release(struct btrfs_fs_info *fs_info, int nr) u64 num_bytes = btrfs_calc_insert_metadata_size(fs_info, nr); u64 released = 0; + /* + * We have to check the mount option here because we could be enabling + * the free space tree for the first time and don't have the compat_ro + * option set yet. + * + * We need extra reservations if we have the free space tree because + * we'll have to modify that tree as well. + */ + if (btrfs_test_opt(fs_info, FREE_SPACE_TREE)) + num_bytes *= 2; + released = btrfs_block_rsv_release(fs_info, block_rsv, num_bytes, NULL); if (released) trace_btrfs_space_reservation(fs_info, "delayed_refs_rsv", @@ -108,6 +119,17 @@ void btrfs_update_delayed_refs_rsv(struct btrfs_trans_handle *trans) num_bytes = btrfs_calc_insert_metadata_size(fs_info, trans->delayed_ref_updates); + /* + * We have to check the mount option here because we could be enabling + * the free space tree for the first time and don't have the compat_ro + * option set yet. + * + * We need extra reservations if we have the free space tree because + * we'll have to modify that tree as well. + */ + if (btrfs_test_opt(fs_info, FREE_SPACE_TREE)) + num_bytes *= 2; + spin_lock(&delayed_rsv->lock); delayed_rsv->size += num_bytes; delayed_rsv->full = 0; @@ -191,8 +213,7 @@ int btrfs_delayed_refs_rsv_refill(struct btrfs_fs_info *fs_info, if (!num_bytes) return 0; - ret = btrfs_reserve_metadata_bytes(fs_info->extent_root, block_rsv, - num_bytes, flush); + ret = btrfs_reserve_metadata_bytes(fs_info, block_rsv, num_bytes, flush); if (ret) return ret; btrfs_block_rsv_add_bytes(block_rsv, num_bytes, 0); @@ -906,7 +927,7 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, u64 parent = generic_ref->parent; u8 ref_type; - is_system = (generic_ref->real_root == BTRFS_CHUNK_TREE_OBJECTID); + is_system = (generic_ref->tree_ref.owning_root == BTRFS_CHUNK_TREE_OBJECTID); ASSERT(generic_ref->type == BTRFS_REF_METADATA && generic_ref->action); BUG_ON(extent_op && extent_op->is_data); @@ -921,8 +942,6 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, } if (test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags) && - is_fstree(generic_ref->real_root) && - is_fstree(generic_ref->tree_ref.root) && !generic_ref->skip_qgroup) { record = kzalloc(sizeof(*record), GFP_NOFS); if (!record) { @@ -938,14 +957,15 @@ int btrfs_add_delayed_tree_ref(struct btrfs_trans_handle *trans, ref_type = BTRFS_TREE_BLOCK_REF_KEY; init_delayed_ref_common(fs_info, &ref->node, bytenr, num_bytes, - generic_ref->tree_ref.root, action, ref_type); - ref->root = generic_ref->tree_ref.root; + generic_ref->tree_ref.owning_root, action, + ref_type); + ref->root = generic_ref->tree_ref.owning_root; ref->parent = parent; ref->level = level; init_delayed_ref_head(head_ref, record, bytenr, num_bytes, - generic_ref->tree_ref.root, 0, action, false, - is_system); + generic_ref->tree_ref.owning_root, 0, action, + false, is_system); head_ref->extent_op = extent_op; delayed_refs = &trans->transaction->delayed_refs; @@ -997,7 +1017,7 @@ int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, u64 bytenr = generic_ref->bytenr; u64 num_bytes = generic_ref->len; u64 parent = generic_ref->parent; - u64 ref_root = generic_ref->data_ref.ref_root; + u64 ref_root = generic_ref->data_ref.owning_root; u64 owner = generic_ref->data_ref.ino; u64 offset = generic_ref->data_ref.offset; u8 ref_type; @@ -1026,8 +1046,6 @@ int btrfs_add_delayed_data_ref(struct btrfs_trans_handle *trans, } if (test_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags) && - is_fstree(ref_root) && - is_fstree(generic_ref->real_root) && !generic_ref->skip_qgroup) { record = kzalloc(sizeof(*record), GFP_NOFS); if (!record) { |