btrfs: remove btrfs_dev_replace::read_locks

[sfrench/cifs-2.6.git] / fs / btrfs / disk-io.c

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 517484ecad968dc1d83cf0a5ecc1871398c50fac..79903243877bcc2d7ebd76900ef6b4bda9d701ba 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -2155,7 +2155,6 @@ static void btrfs_init_dev_replace_locks(struct btrfs_fs_info *fs_info)
 {
        mutex_init(&fs_info->dev_replace.lock_finishing_cancel_unmount);
        rwlock_init(&fs_info->dev_replace.lock);
-       atomic_set(&fs_info->dev_replace.read_locks, 0);
        atomic_set(&fs_info->dev_replace.blocking_readers, 0);
        init_waitqueue_head(&fs_info->replace_wait);
        init_waitqueue_head(&fs_info->dev_replace.read_lock_wq);