Btrfs: fix clone vs chattr NODATASUM race

[sagit-ice-cold/kernel_xiaomi_msm8998.git] / fs / btrfs / transaction.h

diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 0da21ca..1e87292 100644 (file)
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -77,8 +77,8 @@ struct btrfs_transaction {
         */
        struct mutex cache_write_mutex;
        spinlock_t dirty_bgs_lock;
+       /* Protected by spin lock fs_info->unused_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;
@@ -110,7 +110,6 @@ struct btrfs_trans_handle {
        u64 chunk_bytes_reserved;
        unsigned long use_count;
        unsigned long blocks_reserved;
-       unsigned long blocks_used;
        unsigned long delayed_ref_updates;
        struct btrfs_transaction *transaction;
        struct btrfs_block_rsv *block_rsv;
@@ -121,6 +120,7 @@ struct btrfs_trans_handle {
        bool can_flush_pending_bgs;
        bool reloc_reserved;
        bool sync;
+       bool dirty;
        unsigned int type;
        /*
         * this root is only needed to validate that the root passed to