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-rw-r--r--fs/btrfs/transaction.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index edc2fbc..87964bf 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -65,6 +65,7 @@ struct btrfs_transaction {
struct list_head switch_commits;
struct list_head dirty_bgs;
struct list_head io_bgs;
+ struct list_head dropped_roots;
u64 num_dirty_bgs;
/*
@@ -76,6 +77,7 @@ struct btrfs_transaction {
spinlock_t dirty_bgs_lock;
struct list_head deleted_bgs;
spinlock_t deleted_bgs_lock;
+ spinlock_t dropped_roots_lock;
struct btrfs_delayed_ref_root delayed_refs;
int aborted;
int dirty_bg_run;
@@ -216,5 +218,6 @@ int btrfs_transaction_blocked(struct btrfs_fs_info *info);
int btrfs_transaction_in_commit(struct btrfs_fs_info *info);
void btrfs_put_transaction(struct btrfs_transaction *transaction);
void btrfs_apply_pending_changes(struct btrfs_fs_info *fs_info);
-
+void btrfs_add_dropped_root(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root);
#endif
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