If the mount phase is not finished, we can't update the sysfs files. Reported-by: Chris Mason <clm@xxxxxx> Signed-off-by: David Sterba <dsterba@xxxxxxxx> --- fs/btrfs/sysfs.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c index 6986886243bf..1ae146a8093c 100644 --- a/fs/btrfs/sysfs.c +++ b/fs/btrfs/sysfs.c @@ -804,6 +804,9 @@ void btrfs_sysfs_feature_update(struct btrfs_fs_info *fs_info, fs_devs = fs_info->fs_devices; fsid_kobj = &fs_devs->fsid_kobj; + if (!fsid_kobj.state_initialized) + return; + /* * FIXME: this is too heavy to update just one value, ideally we'd like * to use sysfs_update_group but some refactoring is needed first. -- 1.8.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
