Re: [PATCH 07/16] btrfs: nuke write_super from comments

From: cwillu
Date: Wed Jul 25 2012 - 11:46:45 EST


> diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
> index ecaad40..9f2416c 100644
> --- a/fs/btrfs/volumes.c
> +++ b/fs/btrfs/volumes.c
> @@ -1738,10 +1738,6 @@ int btrfs_init_new_device(struct btrfs_root *root, char *device_path)
>
> device->fs_devices = root->fs_info->fs_devices;
>
> - /*
> - * we don't want write_supers to jump in here with our device
> - * half setup
> - */
> mutex_lock(&root->fs_info->fs_devices->device_list_mutex);
> list_add_rcu(&device->dev_list, &root->fs_info->fs_devices->devices);
> list_add(&device->dev_alloc_list,

Is the locking still required for approximately the same reason?
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