diff options
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r-- | fs/btrfs/ctree.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index e2a5cc0d4a14..38f34dadb86a 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1005,8 +1005,10 @@ struct btrfs_dev_replace { pid_t lock_owner; atomic_t nesting_level; struct mutex lock_finishing_cancel_unmount; - struct mutex lock_management_lock; - struct mutex lock; + rwlock_t lock; + atomic_t read_locks; + atomic_t blocking_readers; + wait_queue_head_t read_lock_wq; struct btrfs_scrub_progress scrub_progress; }; |